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The CT-S281 is the industrys most advanced two-inch thermal printer. Featuring a powerful one million cut rated auto-cutter that supports both full and partial cuts, hi-speed text and graphics, and two-dimensional barcode printing the CT-S281 packs a lot into small footprint package. Additional features include drop-in paper loading, expanded paper thickness range (0.06 to 0.1mm), and a paper out/near-end sensor.

The CT-S281 can be desktop or wall-mounted and comes with either a serial or USB interface, plus a complete drivers CD and downloadable customization utility to customize print speed, darkness, and default font.



  • Compact design
  • Auto-Cutter
  • Drop-in paper loading
  • Two-color printing
  • 80 mm/sec print speed
  • Low-noise printing
  • Built-in input buffer
  • Barcode printing
  • Horizontal or wall-mount installation
  • Customization Utility
  • Label version available


Printing method

Line thermal dot printing

Printing width

48mm (384 dots/line)

Dot density

8 (horizontal) 8 (vertical) dots/mm (203 dpi)

Printing speed

80mm/sec (Fastest, print density: Standard and vertical)

Number of columns

Font A: 32 columns (12 24 dots)
Font B: 42 columns (9 24 dots)
Font C: 48 columns (8 16 dots)

Character size (W x H)

Font A: 1.50 3.00 mm
Font B: 1.13 3.00 mm
Font C: 1.00 2.00 mm

Character type

Alphanumeric, International, PC437/850/852/857/858/860/863/864/865/866, WPC1252, Katakana, Thai Code 18

Kanji (JIS level 1, level 2), Kana, JIS C 6226-1983

User-defined logo/character

User-defined characters can be registered in flash memory.

Types of barcode

UPC-A/E, JAN (EAN) 13/8 columns, ITF, CODE 39, CODE 128, CODEBAR, CODE 93, PDF417, QRCODE

Line spacing

4.23mm (1/6 inch) settable with command

Paper roll

Thermal paper roll: 58 F83mm
Paper thickness: 0.06 to 0.10 mm


Serial (RS-232C compliant) or USB


Input buffer

4K bytes/45 bytes

Power supply

DC8.5V 5%

Power consumption

Standby: Approx. 2W, Printing: Approx. 18W (Approx. 26W max.)

AC adapter (28AD series)

Rated input: AC100 to 240V, 50/60Hz
Rated output: DC8.5V, 3.0A


Printer: Approx. 630g
AC adapter: Approx. 240g

Outside dimensions (W D H)

106 180 105 mm


Operating temperature and humidity

5 to 40C, 10 to 85%RH (No condensation)

Storage temperature and humidity

-20 to 60C, 10 to 90%RH (No condensation)


Printer head life: 50 km, 1 100,000,000 pulses (*)
Auto cutter life: 1 million cuts (*)
(*): At normal temperature/humidity with recommended paper used

Safety standard (**)

UL, C-UL, FCC class B, TUV, GS, CE marking
(**): Represents the safety standards acquired when CITIZEN SYSTEMS-made adapters (28AD series) are used


No additional files, specification sheets, guides or documentation found for product.

Warranty: 2 year return to base

Full manufacturers warranty details are available at the manufacturers web site.

Unless otherwise specified Techbuy is normally your first point of contact for warranty related returns, further information regarding our warranty policies and consumer guarantees is available on our policies and service & support pages.

To apply for return of a product just go to our returns page.

These terms are in addition to and do not affect any terms, conditions, guarantees and warranties implied by law.

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