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In-stock products ship within 48 hours on most orders


Build & price SATO CT4-LX desktop thermal printers for your application

The CT4-LX series is a smart, feature-rich 4-inch label printer offering industrial-level functionality in a compact design, making it perfect for limited spaces. Equipped with a 4.3-inch full-color touchscreen, multiple connectivity options, optional HF/UHF RFID encoding, and a patented label waste prevention feature, these printers are easy to operate and maintain.

  • The CT4-LX utilizes thermal transfer (TT) and direct thermal (DT) printing up to 4.09" wide at 203 or 305 dpi resolution.
  • The printer comes with standard LAN, USB, and NFC interfaces, with optional WLAN & Bluetooth, or RS232 communications.
  • It offers label dispenser (peel and present), cutter, and linerless cutter options.
  • The printer supports industry-leading emulation formats (SBPL, SZPL, SEPL, SDPL, SIPL), enabling seamless integration into existing workflows.

Explore full features and specifications

Starts at $815
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Build and price your CT4-LX

Our selector tools were developed to help you easily find the right SATO printer model based on the criteria you’re looking for.

Select all the CT4-LX options you’re interested in to configure a printer based on resolution, print method, media handling technology, and communication interface. When you’re finished, simply click “Build my printer”, and the printer with all the options you’ve chosen will be displayed.

You can always reconfigure a printer at any point in the process, all from the comfort of your office or home and at the best price around!

Choose your printer resolution

Choose media handling

Choose communication interface

CT4-LX printer’s full-color touchscreen being operated by a finger


  • Features a large 4.3-inch color LCD touch panel for easy navigation and setup
  • Optimizes space with its small footprint, allowing for flexible placement
  • Includes simple, step-by-step instructions and pre-installed videos for basic maintenance and operational training
  • Enables easy replacement of the platen and print head without the need for tools
  • Simplifies the loading of labels and ribbons with a widely opening cover mechanism
Front view of CT4-LX label printer


  • Seamlessly supports existing applications and operations
  • Allows for label printing and customization without a PC
  • Features a label waste prevention system that positions the first label to minimize waste
  • Offers media profiles to easily switch between media types with a single touch
Back view of CT4-LX label printer showing the connection interfaces

Enhanced Connectivity

  • Includes Ethernet (LAN), USB, and NFC as standard connectivity options
  • Offers optional WLAN, Bluetooth, and RS232 for versatile networking
  • Supports multiple printer emulations (SBPL, SEPL, SZPL, SDPL, SIPL, and STCL) for broad compatibility
CT4-LX label printer


  • Equipped to read and encode RFID labels in both UHF and HF bands

203 dpi 305 dpi
Method Direct Thermal or Thermal Transfer
Mode Continuous, Tear-off, Cutter, Dispenser, Linerless
Speed 8 ips (Linerless – 4 ips) 6 ips (Linerless – 4 ips)
Print area
Maximum width 4.09″ (104 mm)
Maximum length 98.43″ (2500 mm) 59.06″ (1500 mm)
Media Size (with liner)
Width (Standard) 0.98″ – 4.65″ (25 – 118 mm)
Width (Linerless) 0.98″ – 4.33″ (25 – 110 mm)
Length (Continuous) 0.39″ – 15.74″ (10 – 400 mm)
Length (Tear Off) 0.98″ – 15.74″ (25 – 400 mm)
Length (Cutter) 0.91″ – 15.74″ (23 – 400 mm)
Length (Dispenser) 0.91″ – 15.74″ (23 – 400 mm)
Length (Linerless) 0.98″ – 3.94″ (25 – 100 mm)

Sensor type Transmissive Sensor for Gap, Reflective Sensor for Black Mark, Paper Out, Ribbon Out
Media type Roll (Continuous, Die-cut, Linerless), Fan-fold, Tag, Ticket
Media Thickness (label & liner)
0.0031″ – 0.075″ (0.08 – 0.19 mm)
Roll diameter
Maximum: 5.04″ (128 mm) on 1.5″ core,
RFID: 4.53″ (115 mm) on 3″ ID core
Face-in / Face-out
RFID: Face-out
Ribbon Width
1.77″ – 4.37″ (45 – 111 mm)
328′ (100 m) on 0.5″ ID Core
Roll diameter
1.5″ (40 mm)
SATO genuine consumables For maximum print quality and optimum use, SATO recommends the use of SATO genuine consumables.

Internal fonts 24 bitmap SATO fonts, 33 scalable SATO fonts, MultiNational language support (47 languages/unicode), single and double byte fonts (Korean, Chinese, Japanese)

Options UHF: Gen 2 ISO/IEC18000-6 Type C
HF/NFC: ISO/IEC14443 (Type A), ISO/IEC15693, or ISO/IEC18092

Standard USB 2.0 (Type A, Type B), Ethernet (DHCPv4/DHCPv6), NFC
Optional Interfaces Wi-Fi and Bluetooth Ver 4.1 or RS232C Option (Wi-Fi® and Wi-Fi Direct® Certified IEEE 802.11ac, Dual Band (2.4 GHz, 5 GHz))

Printer Memory 4GB Flash, 1GB RAM
User downloadable fonts, videos, graphics or format Maximum 1GB

Large status LCD Blue/red
Audible alerts Adjustable volume setting
Self diagnosis Head check, stand-by mode, cutter-cover-open, auto-calibration
Display panel 4.3″ full color resistive touch screen
Tool-free maintenance Print head and platen replacement
Multi-national language support 47 printable languages with scalable fonts
31 Major Latin, Pan-European and Asian Languages for LCD Menu
Operation videos Multiple instructional videos on-board, space for customized videos
Emulation Auto Detect – SBPL®, SEPL®, SZPL®, SDPL®, SIPL® or STCL® (Pre-installed), XML, PDF Direct Printing*, AEP*
Remote maintenance SNMP Ver. 3, Web interfaces, SATO Online Services (SOS), All-In-One Tool (AIOT), SOTI Connect

Guillotine Cutter
Linerless Cutter
Dispenser, RS-232C
Real-Time Clock
Wireless LAN and Bluetooth
HF RFID (RFID is pre-installed)

Barcodes Linear: Code 39, Code 93, Code 128, CODABAR (NW7), EAN8/13, GS1-Databar™, GS1-128 (UCC/EAN128), Interleaved 2/5, Industrial 2/5, JAN 8/13, Matrix 2/5, MSS, Bookland, Postnet™, UPC-A/E
2D Symbologies: PDF417, Micro PDF, Maxi Code, GS1 Data Matrix, QR Code, Micro QR Code and Composite Symbologies, Aztec

Electrical requirements AC100V ~ AC240V ± 10%, 50/60 Hz (AC adapter)
Output: DC24V ± 5.0% 2.7A
Environment Operating: 32 – 104˚F (0 – 40˚C) / 30 – 80% RH (without condensation)
Linerless: 41 – 95˚F (5 – 35˚C) / 30 -75% RH (without condensation)
Storage: 14 – 140˚F (-10 – 60˚C) / 15 – 90% RH (without condensation)

Dimensions 9.37″ L x 7.0″ W x 8.43″ H (238 mm x 177.8 mm x 214.1 mm)
Weight 7.5 lbs (3.4 kg)

Functions – useful features Standalone Printing with SATO Application Enabled Printing (AEP), SATO Online Services (SOS), Multiple Interfaces-Auto-Switching, Auto Clone, Status Return, Label Waste Prevention
Rotation Auto-label Rotation: 0°, 90°, 180°, 270°


  • Layaway marking
  • Retail price marking
  • Shelf edge labeling
  • Pharmacy and product labeling
  • Event management and show badges
  • Specimen/Slide labeling
  • Routing labels
  • Shipping/Receiving
  • Warehouse picking/Put away
  • UHF & HF RFID label encoding and printing
  • Asset management