UK manufacturer configuration · HM121MRS
LG HM121MRS in the exact manufacturer-listed UK configuration.
Specifications checked 20 Oct 2026.
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Manufacturer specificationsUK manufacturer configuration · HN091MR NK5 + HU051MR U44
LG HN091MR NK5 + HU051MR U44 in the exact manufacturer-listed UK configuration.
Specifications checked 19 Oct 2026.
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Manufacturer specification · Exact manufacturer Product heading. Official current catalogue classes: Air to Water Heat Pump. Indoor, outdoor, hydro and whole-package purposes are not substituted for one another.
Manufacturer specification · Exact manufacturer Product heading. Official current catalogue classes: Heating Solution(AWHP). Indoor, outdoor, hydro and whole-package purposes are not substituted for one another.
Check the exact configuration. Manufacturer specifications describe the listed variant. Confirm compatibility and the seller’s exact model before buying; no overall winner is inferred from incomplete evidence.
20 verified differences, most decision-relevant first. 7 are also drawn in Visual facts above. Missing information stays separate.
Manufacturer specification · Exact manufacturer Product heading. Official current catalogue classes: Air to Water Heat Pump. Indoor, outdoor, hydro and whole-package purposes are not substituted for one another.
LG UK — HM121MRS manufacturer specificationsManufacturer specification · Exact manufacturer Product heading. Official current catalogue classes: Heating Solution(AWHP). Indoor, outdoor, hydro and whole-package purposes are not substituted for one another.
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. NOMINAL CAPACITY AND COP (A+7/W+35) — Heating capacity (kW): 12.00; NOMINAL CAPACITY AND COP (A+2/W+35) — Heating capacity (kW): 11.00; NOMINAL CAPACITY AND COP (A+7/W+55) — Heating capacity (kW): 12.00. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated.
LG UK — HM121MRS manufacturer specificationsManufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. NOMINAL CAPACITY AND COP (A+7/W+35) — Heating capacity (kW): 5.50; NOMINAL CAPACITY AND COP (A+2/W+35) — Heating capacity (kW): 3.30; NOMINAL CAPACITY AND COP (A+7/W+55) — Heating capacity (kW): 5.50. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated.
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. NOMINAL CAPACITY AND EER (A+35/W+18) — Cooling capacity (kW): 12.00; NOMINAL CAPACITY AND EER (A+35/W+7) — Cooling capacity (kW): 12.00. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated.
LG UK — HM121MRS manufacturer specificationsManufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. NOMINAL CAPACITY AND EER (A+35/W+18) — Cooling capacity (kW): 5.50; NOMINAL CAPACITY AND EER (A+35/W+7) — Cooling capacity (kW): 5.50. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated.
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. SEASONAL EFFICIENCY DATA (HEATING) — SCOP (35℃ / 55℃): 4.67 / 3.47; SEASONAL EFFICIENCY DATA (HEATING) — Seasonal space heating eff. class (35℃ / 55℃): A+++/A++; NOMINAL CAPACITY AND COP (A+7/W+35) — COP: 4.90; NOMINAL CAPACITY AND COP (A+2/W+35) — COP: 3.60; NOMINAL CAPACITY AND COP (A+7/W+55) — COP: 2.90; NOMINAL CAPACITY AND EER (A+35/W+18) — EER: 4.80; NOMINAL CAPACITY AND EER (A+35/W+7) — EER: 3.20. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated.
LG UK — HM121MRS manufacturer specificationsManufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. NOMINAL CAPACITY AND EER (A+35/W+18) — EER: 4.60; NOMINAL CAPACITY AND EER (A+35/W+7) — EER: 2.80; NOMINAL CAPACITY AND COP (A+7/W+35) — COP: 4.90; NOMINAL CAPACITY AND COP (A+2/W+35) — COP: 3.52; NOMINAL CAPACITY AND COP (A+7/W+55) — COP: 2.70; SEASONAL EFFICIENCY DATA (HEATING) — SCOP (35℃ / 55℃): 4.65 / 3.23; SEASONAL EFFICIENCY DATA (HEATING) — Seasonal space heating eff. class (35℃ / 55℃): A+++/A++; SEASONAL EFFICIENCY DATA (HEATING) — Seasonal space heating efficiency (ηS) (35℃ / 55℃): 183 / 126. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated.
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. SOUND POWER LEVEL (OUTDOOR UNIT) — Rated / low noise mode (dB(A)): 60 / 56; SOUND PRESSURE LEVEL AT 5M (OUTDOOR UNIT, CONVERT USING SWL) — Rated / low noise mode (dB(A)): 38 / 34. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated.
LG UK — HM121MRS manufacturer specificationsManufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. SOUND POWER LEVEL (OUTDOOR UNIT) — Rated / low noise mode (dB(A)): 60 / 58; SOUND POWER LEVEL (INDOOR UNIT) — Rated (dB(A)): 44; SOUND PRESSURE LEVEL AT 5M (OUTDOOR UNIT, CONVERT USING SWL) — Rated / low noise mode (dB(A)): 38 / 36; SOUND PRESSURE LEVEL AT 1M (INDOOR UNIT, CONVERT USING SWL) — Rated (dB(A)): 36. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated.
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsA size or weight trade-off; it does not establish the better product.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsA size or weight trade-off; it does not establish the better product.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsCheck the exact configuration and source conditions for your use.
Manufacturer specification · Original units, axes and stand/component/handle basis retained. No packaging dimension or unstated unit is substituted. Manufacturer section: DIMENSIONS. Source field: Outdoor unit (W × H × D) (mm).
LG UK — HM121MRS manufacturer specificationsManufacturer specification · Original units, axes and stand/component/handle basis retained. No packaging dimension or unstated unit is substituted. Manufacturer section: DIMENSIONS. Source field: Outdoor unit (W × H × D) (mm). Manufacturer section: DIMENSIONS. Source field: Indoor unit (W × H × D) (mm).
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsThe recorded units or formats differ. These values are not ranked.
No source recorded for this side.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Evidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
No source recorded for this side.
Manufacturer specification
LG UK — HN091MR NK5 + HU051MR U44 manufacturer specificationsEvidence is missing or conflicting on at least one side. This is not a verified difference.
12 shared fields have the same recorded value.
| Specification | LG HM121MRS | LG HN091MR NK5 + HU051MR U44 |
|---|---|---|
Manufacturer heating capacities at separate operating pointsDifferent SourcesLG HM121MRS Manufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. NOMINAL CAPACITY AND COP (A+7/W+35) — Heating capacity (kW): 12.00; NOMINAL CAPACITY AND COP (A+2/W+35) — Heating capacity (kW): 11.00; NOMINAL CAPACITY AND COP (A+7/W+55) — Heating capacity (kW): 12.00. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated. LG UK — HM121MRS manufacturer specificationsLG HN091MR NK5 + HU051MR U44 Manufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. NOMINAL CAPACITY AND COP (A+7/W+35) — Heating capacity (kW): 5.50; NOMINAL CAPACITY AND COP (A+2/W+35) — Heating capacity (kW): 3.30; NOMINAL CAPACITY AND COP (A+7/W+55) — Heating capacity (kW): 5.50. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated. LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 12.00 kW (A+7/W+35); 11.00 kW (A+2/W+35); 12.00 kW (A+7/W+55) | 5.50 kW (A+7/W+35); 3.30 kW (A+2/W+35); 5.50 kW (A+7/W+55) |
Manufacturer cooling capacities at separate operating pointsDifferent SourcesLG HM121MRS Manufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. NOMINAL CAPACITY AND EER (A+35/W+18) — Cooling capacity (kW): 12.00; NOMINAL CAPACITY AND EER (A+35/W+7) — Cooling capacity (kW): 12.00. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated. LG UK — HM121MRS manufacturer specificationsLG HN091MR NK5 + HU051MR U44 Manufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. NOMINAL CAPACITY AND EER (A+35/W+18) — Cooling capacity (kW): 5.50; NOMINAL CAPACITY AND EER (A+35/W+7) — Cooling capacity (kW): 5.50. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated. LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 12.00 kW (A+35/W+18); 12.00 kW (A+35/W+7) | 5.50 kW (A+35/W+18); 5.50 kW (A+35/W+7) |
Manufacturer efficiency declarations and source methodsDifferent SourcesLG HM121MRS Manufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. SEASONAL EFFICIENCY DATA (HEATING) — SCOP (35℃ / 55℃): 4.67 / 3.47; SEASONAL EFFICIENCY DATA (HEATING) — Seasonal space heating eff. class (35℃ / 55℃): A+++/A++; NOMINAL CAPACITY AND COP (A+7/W+35) — COP: 4.90; NOMINAL CAPACITY AND COP (A+2/W+35) — COP: 3.60; NOMINAL CAPACITY AND COP (A+7/W+55) — COP: 2.90; NOMINAL CAPACITY AND EER (A+35/W+18) — EER: 4.80; NOMINAL CAPACITY AND EER (A+35/W+7) — EER: 3.20. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated. LG UK — HM121MRS manufacturer specificationsLG HN091MR NK5 + HU051MR U44 Manufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. NOMINAL CAPACITY AND EER (A+35/W+18) — EER: 4.60; NOMINAL CAPACITY AND EER (A+35/W+7) — EER: 2.80; NOMINAL CAPACITY AND COP (A+7/W+35) — COP: 4.90; NOMINAL CAPACITY AND COP (A+2/W+35) — COP: 3.52; NOMINAL CAPACITY AND COP (A+7/W+55) — COP: 2.70; SEASONAL EFFICIENCY DATA (HEATING) — SCOP (35℃ / 55℃): 4.65 / 3.23; SEASONAL EFFICIENCY DATA (HEATING) — Seasonal space heating eff. class (35℃ / 55℃): A+++/A++; SEASONAL EFFICIENCY DATA (HEATING) — Seasonal space heating efficiency (ηS) (35℃ / 55℃): 183 / 126. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated. LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | SCOP (35℃ / 55℃) 4.67 / 3.47; Seasonal space heating eff. class (35℃ / 55℃) A+++/A++; COP 4.90 (A+7/W+35); COP 3.60 (A+2/W+35); COP 2.90 (A+7/W+55); EER 4.80 (A+35/W+18); EER 3.20 (A+35/W+7) | EER 4.60 (A+35/W+18); EER 2.80 (A+35/W+7); COP 4.90 (A+7/W+35); COP 3.52 (A+2/W+35); COP 2.70 (A+7/W+55); SCOP (35℃ / 55℃) 4.65 / 3.23; Seasonal space heating eff. class (35℃ / 55℃) A+++/A++; Seasonal space heating efficiency (ηS) (35℃ / 55℃) 183 / 126 |
SEASONAL EFFICIENCY DATA (HEATING) — SCOP (35℃ / 55℃)Different SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 4.67 / 3.47 | 4.65 / 3.23 |
SEASONAL EFFICIENCY DATA (HEATING) — Seasonal space heating eff. class (35℃ / 55℃) SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | A+++/A++ | A+++/A++ |
NOMINAL CAPACITY AND COP (A+7/W+35) — COP SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 4.90 | 4.90 |
NOMINAL CAPACITY AND COP (A+7/W+35) — Heating capacity (kW)Different SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 12.00 | 5.50 |
NOMINAL CAPACITY AND COP (A+2/W+35) — COPDifferent SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 3.60 | 3.52 |
NOMINAL CAPACITY AND COP (A+2/W+35) — Heating capacity (kW)Different SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 11.00 | 3.30 |
NOMINAL CAPACITY AND COP (A+7/W+55) — COPDifferent SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 2.90 | 2.70 |
NOMINAL CAPACITY AND COP (A+7/W+55) — Heating capacity (kW)Different SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 12.00 | 5.50 |
NOMINAL CAPACITY AND EER (A+35/W+18) — Cooling capacity (kW)Different SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 12.00 | 5.50 |
NOMINAL CAPACITY AND EER (A+35/W+18) — EERDifferent SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 4.80 | 4.60 |
NOMINAL CAPACITY AND EER (A+35/W+7) — Cooling capacity (kW)Different SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 12.00 | 5.50 |
NOMINAL CAPACITY AND EER (A+35/W+7) — EERDifferent SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 3.20 | 2.80 |
SEASONAL EFFICIENCY DATA (HEATING) — Seasonal space heating efficiency (ηS) (35℃ / 55℃) SourcesLG HM121MRS No source recorded. LG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | Not provided | 183 / 126 |
Manufacturer refrigerant type SourcesLG HM121MRS Manufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. REFRIGERANT — Type: R32. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated. LG UK — HM121MRS manufacturer specificationsLG HN091MR NK5 + HU051MR U44 Manufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. REFRIGERANT — Type: R32. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated. LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | R32 | R32 |
REFRIGERANT — Type SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | R32 | R32 |
REFRIGERANT — GWP SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 675 | 675 |
REFRIGERANT — Precharged amount (g)Different SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 1,600 | 1,500 |
Manufacturer electrical supply requirements SourcesLG HM121MRS Manufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. POWER SUPPLY — Voltage, phase, frequency for outdoor unit (V, Ø, Hz): 220 ~ 240, 1, 50. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated. LG UK — HM121MRS manufacturer specificationsLG HN091MR NK5 + HU051MR U44 Manufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. POWER SUPPLY — Voltage, phase, frequency (V, Ø, Hz): 220-240, 1, 50. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated. LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 220 ~ 240, 1, 50 | 220-240, 1, 50 |
POWER SUPPLY — Voltage, phase, frequency for outdoor unit (V, Ø, Hz) SourcesLG HN091MR NK5 + HU051MR U44 No source recorded. | 220 ~ 240, 1, 50 | Not provided |
POWER SUPPLY — Voltage, phase, frequency (V, Ø, Hz) SourcesLG HM121MRS No source recorded. LG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | Not provided | 220-240, 1, 50 |
Exact manufacturer unit purposeDifferent SourcesLG HM121MRS Manufacturer specification · Exact manufacturer Product heading. Official current catalogue classes: Air to Water Heat Pump. Indoor, outdoor, hydro and whole-package purposes are not substituted for one another. LG UK — HM121MRS manufacturer specificationsLG HN091MR NK5 + HU051MR U44 Manufacturer specification · Exact manufacturer Product heading. Official current catalogue classes: Heating Solution(AWHP). Indoor, outdoor, hydro and whole-package purposes are not substituted for one another. LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | R32 Monobloc S II, 1Ø, 12kW | R32 Split 5/7/9 kW Hydro Box, 1Ø, 5kW HN091MR NK5 + HU051MR U44 |
Manufacturer dimensions and configuration basisDifferent SourcesLG HM121MRS Manufacturer specification · Original units, axes and stand/component/handle basis retained. No packaging dimension or unstated unit is substituted. Manufacturer section: DIMENSIONS. Source field: Outdoor unit (W × H × D) (mm). LG UK — HM121MRS manufacturer specificationsLG HN091MR NK5 + HU051MR U44 Manufacturer specification · Original units, axes and stand/component/handle basis retained. No packaging dimension or unstated unit is substituted. Manufacturer section: DIMENSIONS. Source field: Outdoor unit (W × H × D) (mm). Manufacturer section: DIMENSIONS. Source field: Indoor unit (W × H × D) (mm). LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 1,320 x 1,019 x 520 mm | 950 × 834 × 330 (Outdoor unit (W × H × D) (mm)); 490 × 850 × 315 (Indoor unit (W × H × D) (mm)) |
PIPING CONNECTIONS (WATER/OUTDOOR UNIT) — Inlet diameter (inch) SourcesLG HN091MR NK5 + HU051MR U44 No source recorded. | Male PT 1" | Not provided |
PIPING CONNECTIONS (WATER/OUTDOOR UNIT) — Outlet diameter (inch) SourcesLG HN091MR NK5 + HU051MR U44 No source recorded. | Male PT 1" | Not provided |
DIMENSIONS — Outdoor unit (W × H × D) (mm)Different SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 1,320 x 1,019 x 520 | 950 × 834 × 330 |
WEIGHT — Outdoor unit (Empty) (kg)Different SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 117.0 | 60.0 |
EXTERIOR — Color of outdoor unit chassis (Color / RAL code) SourcesLG HN091MR NK5 + HU051MR U44 No source recorded. | Dawn gray / RAL 7037 | Not provided |
EXTERIOR — Color of outdoor unit front grille (Color / RAL code) SourcesLG HN091MR NK5 + HU051MR U44 No source recorded. | Dark dawn gray / RAL 7012 | Not provided |
PIPING CONNECTIONS (REF./OUTDOOR UNIT) — Gas (mm (inch)) SourcesLG HM121MRS No source recorded. LG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | Not provided | Ø 15.88 (5/8) |
PIPING CONNECTIONS (REF./OUTDOOR UNIT) — Liquid (mm (inch)) SourcesLG HM121MRS No source recorded. LG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | Not provided | Ø 9.52 (3/8) |
PIPING CONNECTIONS (REF./OUTDOOR UNIT) — Length standard / Max. (m) SourcesLG HM121MRS No source recorded. LG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | Not provided | 5 / 50 |
PIPING CONNECTIONS (REF./OUTDOOR UNIT) — Level difference Max. (m) SourcesLG HM121MRS No source recorded. LG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | Not provided | 30 |
PIPING CONNECTIONS (REF./OUTDOOR UNIT) — Max. length without additional charge (m) SourcesLG HM121MRS No source recorded. LG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | Not provided | 10 |
PIPING CONNECTIONS (REF./OUTDOOR UNIT) — Mass of additional ref. charge (g/m) SourcesLG HM121MRS No source recorded. LG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | Not provided | 40 |
PIPING CONNECTIONS (WATER/INDOOR UNIT) — Inlet diameter for space heating (inch) SourcesLG HM121MRS No source recorded. LG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | Not provided | Male PT 1" |
PIPING CONNECTIONS (WATER/INDOOR UNIT) — Outlet diameter for space heating (inch) SourcesLG HM121MRS No source recorded. LG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | Not provided | Male PT 1" |
DIMENSIONS — Indoor unit (W × H × D) (mm) SourcesLG HM121MRS No source recorded. LG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | Not provided | 490 × 850 × 315 |
WEIGHT — Indoor unit (Empty) (kg) SourcesLG HM121MRS No source recorded. LG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | Not provided | 38.1 |
EXTERIOR — Outdoor unit (Color / RAL code) SourcesLG HM121MRS No source recorded. LG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | Not provided | Warm gray / RAL 7044 |
EXTERIOR — Indoor unit (Color / RAL code) SourcesLG HM121MRS No source recorded. LG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | Not provided | Noble white / RAL 9016 |
Manufacturer operating ranges and conditions SourcesLG HM121MRS Manufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. OPERATION RANGE (OUTDOOR AIR TEMPERATURE) — Cooling (Min. ~ Max.) (℃): 5 ~ 48; OPERATION RANGE (OUTDOOR AIR TEMPERATURE) — Heating & DHW (Min. ~ Max.) (℃): -25 ~ 35; OPERATION RANGE (LEAVING WATER TEMPERATURE) — Cooling (Min. ~ Max.) (℃): 5 ~ 27; OPERATION RANGE (LEAVING WATER TEMPERATURE) — DHW (Min. ~ Max.) (℃): 15 ~ 80; OPERATION RANGE (LEAVING WATER TEMPERATURE) — Heating (Min. ~ Max.) (℃): 15 ~ 65. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated. LG UK — HM121MRS manufacturer specificationsLG HN091MR NK5 + HU051MR U44 Manufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. OPERATION RANGE (LEAVING WATER TEMPERATURE) — Cooling (Min. ~ Max.) (℃): 5 ~ 27; OPERATION RANGE (LEAVING WATER TEMPERATURE) — Heating (Min. ~ Max.) (℃): 15 ~ 65; OPERATION RANGE (LEAVING WATER TEMPERATURE) — DHW (Min. ~ Max.) (℃): 15 ~ 80; OPERATION RANGE (OUTDOOR AIR TEMPERATURE) — Cooling (Min. ~ Max.) (℃): 5 ~ 48; OPERATION RANGE (OUTDOOR AIR TEMPERATURE) — Heating & DHW (Min. ~ Max.) (℃): -25 ~ 35. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated. LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 5 ~ 48; -25 ~ 35; 5 ~ 27; 15 ~ 80; 15 ~ 65 | 5 ~ 27; 15 ~ 65; 15 ~ 80; 5 ~ 48; -25 ~ 35 |
Manufacturer sound declarations and measurement methodsDifferent SourcesLG HM121MRS Manufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. SOUND POWER LEVEL (OUTDOOR UNIT) — Rated / low noise mode (dB(A)): 60 / 56; SOUND PRESSURE LEVEL AT 5M (OUTDOOR UNIT, CONVERT USING SWL) — Rated / low noise mode (dB(A)): 38 / 34. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated. LG UK — HM121MRS manufacturer specificationsLG HN091MR NK5 + HU051MR U44 Manufacturer specification · Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. SOUND POWER LEVEL (OUTDOOR UNIT) — Rated / low noise mode (dB(A)): 60 / 58; SOUND POWER LEVEL (INDOOR UNIT) — Rated (dB(A)): 44; SOUND PRESSURE LEVEL AT 5M (OUTDOOR UNIT, CONVERT USING SWL) — Rated / low noise mode (dB(A)): 38 / 36; SOUND PRESSURE LEVEL AT 1M (INDOOR UNIT, CONVERT USING SWL) — Rated (dB(A)): 36. Heating/cooling output is separate from electrical consumption and supply. Sound power and sound pressure remain separately labelled in the original rows. No COP/SCOP/EER/SEER conversion, seasonal average or ranking is calculated. LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 60 / 56; 38 / 34 | 60 / 58; 44 dB(A); 38 / 36; 36 dB(A) |
OPERATION RANGE (OUTDOOR AIR TEMPERATURE) — Cooling (Min. ~ Max.) (℃) SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 5 ~ 48 | 5 ~ 48 |
OPERATION RANGE (OUTDOOR AIR TEMPERATURE) — Heating & DHW (Min. ~ Max.) (℃) SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | -25 ~ 35 | -25 ~ 35 |
OPERATION RANGE (LEAVING WATER TEMPERATURE) — Cooling (Min. ~ Max.) (℃) SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 5 ~ 27 | 5 ~ 27 |
OPERATION RANGE (LEAVING WATER TEMPERATURE) — DHW (Min. ~ Max.) (℃) SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 15 ~ 80 | 15 ~ 80 |
OPERATION RANGE (LEAVING WATER TEMPERATURE) — Heating (Min. ~ Max.) (℃) SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 15 ~ 65 | 15 ~ 65 |
SOUND POWER LEVEL (OUTDOOR UNIT) — Rated / low noise mode (dB(A))Different SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 60 / 56 | 60 / 58 |
SOUND PRESSURE LEVEL AT 5M (OUTDOOR UNIT, CONVERT USING SWL) — Rated / low noise mode (dB(A))Different SourcesLG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | 38 / 34 | 38 / 36 |
SOUND POWER LEVEL (INDOOR UNIT) — Rated (dB(A)) SourcesLG HM121MRS No source recorded. LG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | Not provided | 44 |
SOUND PRESSURE LEVEL AT 1M (INDOOR UNIT, CONVERT USING SWL) — Rated (dB(A)) SourcesLG HM121MRS No source recorded. LG HN091MR NK5 + HU051MR U44 Manufacturer specification LG UK — HN091MR NK5 + HU051MR U44 manufacturer specifications | Not provided | 36 |
Closest heat pumps to this pair by shared key specifications. Not a popularity ranking.
Each record represents an explicitly checked model and configuration. Original import: 5 Sept 2026; this is not its verification date. This is not a list of current offers or a popularity ranking.
