Citizen

Citizen CT-S801 Receipt Printer Serial, Black, 80mm, PNE Sensor

SKU: 

CT-S801S3RSUBKP

Citizen CT-S801 thermal printer, Line thermal dot printing with Serial (RS-232C) interface, black color, supports 80/83 mm paper width, 203 dpi, 300 mm/sec print speed, auto retracting full/partial cutter, top paper exit.
Description
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The Citizen CT-S801 series is a professional thermal receipt printer designed for demanding POS environments where reliability, speed and flexible connectivity are essential. Suited for retail, hospitality, kitchen and multi-lane checkout applications, this compact desktop printer delivers high-quality direct thermal printing with a clear STN LCD for status and configuration. Its robust auto-retracting cutter, long-life components and multiple interface options simplify installation and maintenance while supporting common POS standards and peripheral connections. The CT-S801 family offers configurable paper widths, top-exit roll handling and power options that make it a practical choice for businesses seeking consistent print performance and reduced downtime.

Key Features

  • High-speed printing: Fast 300 mm/s print capability to keep queues moving and reduce transaction times in busy retail and hospitality settings.
  • Flexible connectivity: Multiple interface options across variants including Ethernet, USB, serial, parallel and Wi‑Fi to integrate with diverse POS systems and legacy equipment.
  • Reliable paper handling: Top paper exit with support for common receipt widths and a durable auto-retracting full/partial cutter with a long service life.
  • Clear operator display: STN liquid crystal display with 128 x 32 resolution and backlight for straightforward status monitoring and configuration.
  • Robust power and environmental tolerance: Wide input voltage (100–240 V) and operating range with humidity and temperature ratings suitable for typical commercial environments.

Specifications

  • Brand: Citizen
  • Product family / model: CT-S801
  • Printing technology: Thermal / direct thermal
  • DPI / Resolution: 203 dpi
  • Print speed: 300 mm/s
  • Paper width supported: 82.5 / 80 / 60 / 58 mm
  • Paper diameter (max): 83 mm
  • Paper exit position: Top
  • Cutter: Auto retracting full/partial
  • Auto cutter life: 2,000,000 cuts
  • Display type: STN liquid crystal
  • Display resolution: 128 x 32 (dots)
  • Input buffer: 4K
  • Logo memory: 384
  • Storage type: NV memory
  • External device port type: RJ-45 8-pin connector
  • Connection / Interfaces: Ethernet, USB, serial, parallel, Wi‑Fi (varies by variant)
  • Power input voltage: 100-240 V
  • Power input frequency: 50/60 Hz
  • Power output: 24 V, 2.1 A
  • Power (VA): 150 VA
  • Print head life: 150
  • Paper thickness supported: 65-75 µm
  • Operating temperature: 5 °C to 45 °C
  • Operating humidity: 10% to 90%
  • Storage temperature: -20 °C to 60 °C
  • Storage humidity: 10% to 90%
  • Certifications: UL, C-UL, FCC Class A, TUV-Bauart, CE Marking (varies by variant)
  • Case colours: Black, White (varies by variant)
  • Target industry: POS / Retail

Main Features

  • POS: Yes

  • Equipment Format: Desktop

  • DPI: 203 dpi

  • Case color: Black

  • Connection: RS232, Serial

  • Optional Upgrades: Cutter

  • Printing Technology: Direct Thermal

Technical Specifications
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Technical Information
Recommended Use Receipt Print
Print Color Capability Monochrome
Maximum Mono Print Speed 11.81 in/s
Maximum Print Resolution 203 dpi
Number of Columns 80
Maximum Print Width 3.15"
Barcode Symbology Supported
  • PDF-417
  • UCP-E
  • UPC-A
  • JAN
  • EAN-13
  • EAN-8
  • ITF
  • Code 39
  • Code 128
  • Codabar
  • QR Code
Application/Usage Desktop
Features LCD Display
Memory
Standard Memory 4 KB
Interfaces/Ports
Serial Port Yes
Cutter
Cutter Yes
Cutting Method Automatic
Media Types & Handling
Media Type
  • Receipt
  • Thermal Paper
Media Sensor Out Of Paper Sensor
Media Thickness 5.91 mil
Maximum Roll Diameter 3.27"
Fonts & Emulation
Language Emulation ESC/POS
Power Description
Input Voltage
  • 110 V AC
  • 220 V AC
Physical Characteristics
Color Black
Height 5.8"
Width 5.7"
Depth 7.6"
Miscellaneous
Additional Information
  • Built in buzzer
  • Same footprint as TM-T88
  • Input buffer: 4K
  • Cash Drawer 2 cash drawers are supported
  • PNE Sensor
Platform Supported PC
Environmentally Friendly Yes
Environmental Certification RoHS
Warranty
Limited Warranty 3 Year
Documents
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Product document Citizen_CT_S801.pdf CT-S801S3RSUBKP Product document Citizen_CT_S801.pdf MOD-CT-S801
FAQs
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What print speed and resolution does the Citizen CT-S801 deliver?
The Citizen CT-S801 prints at 300 mm/s using direct thermal technology at 203 dpi, making it well suited for high-volume retail and hospitality checkout environments.
Which connectivity interfaces are available on the Citizen CT-S801?
The CT-S801 supports Ethernet, USB, serial, parallel, and Wi-Fi interfaces, allowing integration with both modern POS systems and legacy equipment.
What paper widths and paper roll sizes does the Citizen CT-S801 accommodate?
It supports paper widths of 82.5, 80, 60, and 58 mm, with a maximum paper roll diameter of 83 mm and a supported paper thickness of 65–75 µm.
How durable is the cutter on the Citizen CT-S801, and what cutter options are available?
The CT-S801 includes an auto-retracting full/partial cutter rated for 2,000,000 cuts, and an optional cutter upgrade is also available.
What operating environment is the Citizen CT-S801 rated for?
It operates in temperatures from 5 °C to 45 °C and humidity from 10% to 90%, with a wide-range power input of 100–240 V at 50/60 Hz suitable for typical commercial installations.
Does the Citizen CT-S801 include an operator display for status monitoring?
Yes, it features an STN liquid crystal display with a 128 x 32 dot resolution and backlight for straightforward status monitoring and on-site configuration.