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AIR CONDITIONING & HVAC UNITS

LG ARUN040LSS0

UK configuration

Exact manufacturer unit purpose
MULTI V S, Outdoor Unit, 4HP, R410A
Manufacturer heating capacities at separate operating points
12.5 kW
Manufacturer cooling capacities at separate operating points
12.1 kW

LG ARUN040LSS0 in the exact manufacturer-listed UK configuration.

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THE ACTUAL PRODUCT
Front view of MULTI V S, Outdoor Unit, 4HP, R410A ARUN040LSS0
Official product image · Image source detailsProduct imagery does not establish a retailer’s bundle or condition.
Compare with LG ARUN040GSS0

Specifications checked 20 Oct 2026Manufacturer specifications, not a hands-on test.

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Front view of MULTI V S, Outdoor Unit, 4HP, R410A ARUN040GSS0LG ARUN040GSS0UK manufacturer configuration · ARUN040GSS0
Manufacturer efficiency declarations and source methods
EER(Rated) (W/W) 3.00; COP(Rated) (W/W) 4.03; SEER (Wh/Wh) 5.63; SCOP (Wh/Wh) 3.97This one: EER(Rated) (W/W) 3.57; COP(Rated) (W/W) 4.55; SEER (Wh/Wh) 7.42; SCOP (Wh/Wh) 4.30
Manufacturer electrical supply requirements
50 Hz(Гц) 220-240 V(B)~This one: 50 Hz(Гц) 380-415 V(B) 3N~
The useful part.

Key strengths

The official LG UK page identifies manufacturer model ARUN040LSS0.

The checks that matter.

Before you buy

Manufacturer claims do not establish independently measured performance, current retailer stock or price. Unlisted specifications remain explicitly unknown.

Every specification. With its source.

Full specifications

Exact configuration: UK manufacturer configuration · ARUN040LSS0

40 specifications in 6 groups. Values are manufacturer specifications unless a row says “Measured result” or “Calculated from cited specifications”. 7 rows repeat listed facts in the manufacturer’s own wording, kept under “Manufacturer wording”.

Heating, cooling & efficiency

14 items
COOLING CAPACITY — Rated (kW)
12.1Source
HEATING CAPACITY — Rated (kW)
12.5Source
COMPRESSOR — Type
BLDC Inverter Twin RotarySource
COMPRESSOR — Motor Output (W x No.)
4000 x 1Source
COMPRESSOR — Starting Method
InverterSource
COMPRESSOR — Oil Type
FW68D(PVE)Source
COMPRESSOR — Piston Displacement (cm³/rev)
44.2Source
POWER INPUT(COOLING) — Rated (kW)
3.39Source
POWER INPUT(HEATING) — Rated (kW)
2.75Source
EFFICIENCY — EER(Rated) (W/W)
3.57Source
EFFICIENCY — COP(Rated) (W/W)
4.55Source
EFFICIENCY — SEER (Wh/Wh)
7.42Source
EFFICIENCY — SCOP (Wh/Wh)
4.30Source
EFFICIENCY — Pdesign(@-10℃, Heating) (kW)
8.0Source
Manufacturer wording (3)

The same facts in the manufacturer’s combined or original wording, each with its source.

Manufacturer heating capacities at separate operating points
12.5 kW

Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. HEATING CAPACITY — Rated (kW): 12.5. 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.

Source
Manufacturer cooling capacities at separate operating points
12.1 kW

Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. COOLING CAPACITY — Rated (kW): 12.1. 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.

Source
Manufacturer efficiency declarations and source methods
EER(Rated) (W/W) 3.57; COP(Rated) (W/W) 4.55; SEER (Wh/Wh) 7.42; SCOP (Wh/Wh) 4.30

Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. EFFICIENCY — EER(Rated) (W/W): 3.57; EFFICIENCY — COP(Rated) (W/W): 4.55; EFFICIENCY — SEER (Wh/Wh): 7.42; EFFICIENCY — SCOP (Wh/Wh): 4.30. 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.

Source

Refrigerant & circuit

5 items
REFRIGERANT — Type
R410ASource
REFRIGERANT — Precharged amount (kg)
3.0Source
REFRIGERANT — GWP(Global Warming Potential)
2087.5Source
REFRIGERANT — t-CO₂ eq.
6.263Source
REFRIGERANT — Control Type
Electronic Expansion ValveSource
Manufacturer wording (1)

The same facts in the manufacturer’s combined or original wording, each with its source.

Manufacturer refrigerant type
R410A; Electronic Expansion Valve

Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. REFRIGERANT — Type: R410A; REFRIGERANT — Control Type: Electronic Expansion Valve. 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.

Source

Electrical supply & consumption

1 item
Manufacturer electrical supply requirements
50 Hz(Гц) 380-415 V(B) 3N~

Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. POWER SUPPLY — #1: 50 Hz(Гц) 380-415 V(B) 3N~. 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.

Source
Manufacturer wording (1)

The same facts in the manufacturer’s combined or original wording, each with its source.

POWER SUPPLY — #1
50 Hz(Гц) 380-415 V(B) 3N~Source

Installation, dimensions & airflow

16 items
Exact manufacturer unit purpose
MULTI V S, Outdoor Unit, 4HP, R410A

Exact manufacturer Product heading. Official current catalogue classes: VRF System. Indoor, outdoor, hydro and whole-package purposes are not substituted for one another.

Source
OUTDOOR FAN — Type
Axial Flow fanSource
OUTDOOR FAN — Discharge direction(Side / Top)
SideSource
OUTDOOR FAN — Air Flow Rate(High) (m³/min x No.)
110Source
OUTDOOR FAN MOTOR — Drive
DC InverterSource
OUTDOOR FAN MOTOR — Output (W x No.)
124x2Source
HEAT EXCHANGER — Fin Type
Wide Louver PlusSource
DIMENSIONS — Net(W x H x D) (mm)
950 x 1380 x 330Source
DIMENSIONS — Shipping(W x H x D) (mm)
1140 x 1549 x 466Source
WEIGHT — Net (kg)
96Source
WEIGHT — Shipping (kg)
108Source
EXTERIOR — Color
Warm GraySource
EXTERIOR — RAL (Classic)
RAL 7044Source
CONNECTING PIPE — Liquid (mm(inch))
Φ9.52 (3/8)Source
CONNECTING PIPE — Gas (mm(inch))
Φ15.88 (5/8)Source
CONNECTABLE INDOOR UNITS NUMBER — Max. (Conditional) (EA)
8Source
Manufacturer wording (1)

The same facts in the manufacturer’s combined or original wording, each with its source.

Manufacturer dimensions and configuration basis
950 x 1380 x 330 mm

Original units, axes and stand/component/handle basis retained. No packaging dimension or unstated unit is substituted. Manufacturer section: DIMENSIONS. Source field: Net(W x H x D) (mm).

Source

Operating conditions & sound

3 items
Manufacturer operating ranges and conditions
Not listed by the manufacturer

The captured manufacturer specification table does not list an unambiguous manufacturer operating ranges and conditions. No value is inferred.

Source
SOUND PRESSURE LEVEL (OUTDOOR UNIT) — Cooling / Heating (dB(A))
50/52Source
SOUND POWER LEVEL (OUTDOOR UNIT) — Cooling / Heating (dB(A))
72/76Source
Manufacturer wording (1)

The same facts in the manufacturer’s combined or original wording, each with its source.

Manufacturer sound declarations and measurement methods
50/52; 72/76

Each declaration has its own manufacturer operating point, component, measurement method or electrical basis. They are not equivalent unqualified figures. SOUND PRESSURE LEVEL (OUTDOOR UNIT) — Cooling / Heating (dB(A)): 50/52; SOUND POWER LEVEL (OUTDOOR UNIT) — Cooling / Heating (dB(A)): 72/76. 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.

Source

Controls & supplied items

1 item
CONNECTING CABLE — Communication Cable(VCTF-SB) (mm² × cores)
1.0~1.5x2Source
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