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PRINTERS

Epson TM-T20IV(102):USB+Serial+Ether, PS, Blk, EU, RS-232

official UK catalogue · Epson part C31CL47102

Printing technology
Thermal line printing
Print colour
Black
Print resolution
203 DPI x 203 DPI

Epson’s exact C31CL47102 printer configuration, with manufacturer-listed printing methods, media and connection details. Stated test modes remain separate; no print-quality or running-cost result is inferred.

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THE ACTUAL PRODUCT
Epson Epson TM-T20IV(102):USB+Serial+Ether, PS, Blk, EU, RS-232 — exact C31CL47102 manufacturer product image
Official product image · Image source detailsProduct imagery does not establish a retailer’s bundle or condition.
Compare with Epson TM-T70II (025): w/o IF, PS, Black, EU
Explore alternativesUpgrade from this product

Specifications checked 17 Oct 2026Manufacturer specifications, not a hands-on test.

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The nearest checked printers by key specifications, with what differs from the Epson TM-T20IV(102):USB+Serial+Ether, PS, Blk, EU, RS-232. The first matches the Compare button above.

The useful part.

Key strengths

The exact manufacturer part number C31CL47102 identifies the configuration behind these published specifications.

Manufacturer source

The manufacturer’s supported-media and interface wording is retained with its restrictions and options.

Manufacturer source
The checks that matter.

Before you buy

Print rates use the manufacturer’s stated methods and units. Draft pages, ISO pages, photos, thermal line speeds and dot-matrix character speeds are not interchangeable or an overall performance score.

Manufacturer source

Unlisted scan, copy, fax, automatic duplex or test conditions remain unknown. Catalogue inclusion and search links do not establish stock, current promotions or cross-region compatibility.

Manufacturer source
Every specification. With its source.

Full specifications

Suggest a correctionOur publishing standard

Exact configuration: C31CL47102 · official UK catalogue

46 specifications in 9 groups. Values are manufacturer specifications unless a row says “Measured result” or “Calculated from cited specifications”. 15 rows repeat listed facts in the manufacturer’s own wording, kept under “Manufacturer wording”.

Print technology, resolution & speed

18 items
Printing technology
Thermal line printing

Literal grouped manufacturer rows retained. Source methods, units, media and configuration restrictions apply exactly as written; unlisted conditions remain unknown. Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown. Manufacturer section: Print type. Source field: Print method.

Source
Print colour
Black

Literal grouped manufacturer rows retained. Source methods, units, media and configuration restrictions apply exactly as written; unlisted conditions remain unknown. Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown. Manufacturer section: Fonts & Styles. Source field: Colour Printing.

Source
Print resolution
203 DPI x 203 DPI

Literal grouped manufacturer rows retained. Source methods, units, media and configuration restrictions apply exactly as written; unlisted conditions remain unknown. Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown. Manufacturer section: Fonts & Styles. Source field: Dot density.

Source
Print speed
250 mm/sec, 0.00 ~ 0.00 lps, 0 / 0 cps

Literal grouped manufacturer rows retained. Source methods, units, media and configuration restrictions apply exactly as written; unlisted conditions remain unknown. Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown. Manufacturer section: Fonts & Styles. Source field: Print Speed.

Source
First-page timing (not a sustained page rate)
Not listed by the manufacturer

Not listed unambiguously by the manufacturer for this exact configuration. Missing information is not a negative capability or zero. · Literal grouped manufacturer rows retained. Source methods, units, media and configuration restrictions apply exactly as written; unlisted conditions remain unknown.

Source
Print type — Print method
Thermal line printing

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Print type — Technology
Thermal Line

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Fonts & Styles — Print Speed (label)
0.00 ~ 0.00 lps, 0 / 0 cps

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Fonts & Styles — Print Speed character
0.00 ~ 0.00 lps, 0 / 0 cps, 0.00 lps (0 mm paper width)

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Fonts & Styles — Printing Font Receipt
ANK

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Fonts & Styles — Column capacity receipt
Paper width80 mm, 48 / 64

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Fonts & Styles — Character set receipt
95 Alphanumeric, 18 set International, 128 x 43 Graphic

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Fonts & Styles — Characters per inch
22.6 cpi / 16.9 cpi

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Fonts & Styles — Colour Printing
Black

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
General — Colour
Black (EBCK)

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Reliability — Reliability
60,000,000 MCBF (Lines), 360,000 MTBF (Hours)

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Reliability — Printer Life
15,000,000 Lines

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Reliability — Print Head Life
150 km - 150,000,000 pulses

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Manufacturer wording (7)

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

Fonts & Styles — Print Speed
250 mm/sec, 0.00 ~ 0.00 lps, 0 / 0 cps

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Fonts & Styles — Print Speed (peeler mode)
0.00 ~ 0.00 lps, 0 / 0 cps

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Fonts & Styles — Print Speed graphic
0.00 ~ 0.00 lps, 0 / 0 cps

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Fonts & Styles — Print Speed receipt
0.00 ~ 0.00 lps, 0 / 0 cps

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Fonts & Styles — Print Speed slip
0.00 ~ 0.00 lps, 0 / 0 cps

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Fonts & Styles — Print Speed endorsement
0.00 ~ 0.00 lps, 0 / 0 cps

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Fonts & Styles — Dot density
203 DPI x 203 DPI

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source

Copy, scan & fax

4 items
Functions
Not listed by the manufacturer

Not listed unambiguously by the manufacturer for this exact configuration. Missing information is not a negative capability or zero. · Exact All-in-One Functions row. Do not treat an omitted function as verified absence.

Source
Scan capability
Not listed by the manufacturer

Not listed unambiguously by the manufacturer for this exact configuration. Missing information is not a negative capability or zero. · Explicitly listed in All-in-One Functions: not published. Other table headings alone do not establish a missing or supported capability.

Source
Copy capability
Not listed by the manufacturer

Not listed unambiguously by the manufacturer for this exact configuration. Missing information is not a negative capability or zero. · Explicitly listed in All-in-One Functions: not published. Other table headings alone do not establish a missing or supported capability.

Source
Fax capability
Not listed by the manufacturer

Not listed unambiguously by the manufacturer for this exact configuration. Missing information is not a negative capability or zero. · Explicitly listed in All-in-One Functions: not published. Other table headings alone do not establish a missing or supported capability.

Source

Paper, media & duplex

8 items
Automatic two-sided printing
Not listed by the manufacturer

Not listed unambiguously by the manufacturer for this exact configuration. Missing information is not a negative capability or zero. · True requires both an explicit Yes Duplex row and automatic/auto duplex wording. A separately unconfirmed duplex accessory keeps this boolean unknown. A manual or optional accessory is not silently treated as automatic duplex; unqualified Yes remains unknown.

Source
Two-sided printing
Not listed by the manufacturer

Not listed unambiguously by the manufacturer for this exact configuration. Missing information is not a negative capability or zero. · Source wording retained; manual, optional and automatic duplex are distinct. Do not infer automatic operation from Yes alone.

Source
Paper — Paper Types
Receipt

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Paper — Paper size ASF
Min 0 - 0 mm

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Paper — Paper size roll paper
79.50 ± 0.50 (W) mm x dia 83.00 mm, 57.50 ± 0.50 (W) mm x dia 83.00 mm

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Reliability — Auto Cutter Life
2,000,000 Cuts

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Other Features — Cutter
Partial Cut

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Other Features — Paper Saving Function
Yes

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Manufacturer wording (6)

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

Paper & media
Receipt (Paper Types); 79.50 ± 0.50 (W) mm x dia 83.00 mm, 57.50 ± 0.50 (W) mm x dia 83.00 mm (Paper size roll paper)

Literal grouped manufacturer rows retained. Source methods, units, media and configuration restrictions apply exactly as written; unlisted conditions remain unknown. Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown. Manufacturer section: Paper. Source field: Paper Types. Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown. Manufacturer section: Paper. Source field: Paper size roll paper.

Source
Paper — Paper size endorsement
Min 0 - 0 mm

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Paper — Paper size manual feed
Min 0 - 0 mm

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Paper — Paper size sheet
Min 0 - 0 mm

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Paper — Paper size slip
Min 0 - 0 mm

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Paper — Paper size validation
Min 0 - 0 mm

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source

Connections & software

1 item
Connections
Ethernet interface (100 Base-TX / 10 Base-T), Drawer kick-out, RS-232, USB 2.0

Literal grouped manufacturer rows retained. Source methods, units, media and configuration restrictions apply exactly as written; unlisted conditions remain unknown. Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown. Manufacturer section: Interfaces. Source field: Interfaces.

Source
Manufacturer wording (1)

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

Interfaces — Interfaces
Ethernet interface (100 Base-TX / 10 Base-T), Drawer kick-out, RS-232, USB 2.0

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source

Size & installation

3 items
Dimensions
140‎ x 199 x 146 mm (Width x Depth x Height)

Exact manufacturer Product dimensions row. Explicit width/depth/height axes, unit and any supplied stand/tray basis are retained; unspecified tray/operating clearances remain unknown.

Source
Weight
1700 g

Exact manufacturer Product weight: 1.7 kg. Grams are a unit normalization only. Any stated media/ink exclusions are retained; unspecified consumable, stand or accessory inclusion remains unknown.

Source
General — Product weight
1.7 kg

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Manufacturer wording (1)

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

General — Product dimensions
140‎ x 199 x 146 mm (Width x Depth x Height)

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source

Power & operating conditions

4 items
Power — Power Supply
AC adapter, C1

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Power — Power Consumption
Standby:0.1 A, Mean:1.8 A

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Power — Operating Voltage
24 V

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
General — Noise Level
Operation (Roll):55 dB (A)

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source

Support & exact model

6 items
General — Supported Humidity
Operation 10% - 90%, Storage 10% - 90%

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
General — Supported Temperature
Operation 5° C - 45° C, Storage -10° C - 50° C

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Standards Compliance — EMC Standards
FCC class A, CE marking, EN55022 Class A

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Standards Compliance — Safety standards
UL, CSA, TÜV

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Other — Warranty
24 months Carry in

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
Manufacturer-listed GTIN
8715946739045

Exact matching main Product JSON for this SKU; not a retailer offer or compatibility claim.

Source

Controls, memory & features

1 item
data buffer — Data Buffer
4 kB or 128 Bytes,,

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source

Other details

1 item
Other Features — Sensors
Paper End Sensor, Paper Near End Sensor

Literal manufacturer technical table row, including its complete group and label. Manufacturer zeros/placeholders are retained as printed and are not converted into absence or a preferred speed. Unlisted conditions remain unknown.

Source
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