The TSC ALPHA-3R and ALPHA-4L are portable thermal barcode printers featuring IP54 protection, wireless connectivity, long‑life battery and high‑speed printing.
The ALPHA‑3R and ALPHA‑4L are compact, rugged thermal barcode printers designed for mobile receipt, ticket and label applications. Both models meet IP54 dust‑and‑water protection standards and can survive a 1.5 m (5 ft) drop, making them suitable for on‑site use in retail, logistics and transportation environments.
Key specifications include 203 dpi resolution, up to 102 mm/s (4 in) print speed, USB 2.0, serial, Bluetooth and 802.11 b/g/n wireless interfaces, and rechargeable lithium‑ion batteries (2 500 mAh for the ALPHA‑3R, 5 800 mAh for the ALPHA‑4L) that provide up to 12 hours of operation. The printers support TSPL‑EZ, CPCL and EPL command sets and come with accessories such as a belt clip, protective case and optional wireless modules. This manual is written in Chinese.
| Resolution | 8 dots/mm (203 dpi) |
|---|---|
| Maximum print speed | 102 mm/s (4 in) |
| Maximum print width (ALPHA‑3R) | 72 mm (2.83 in) |
| Battery capacity (ALPHA‑3R) | 2500 mAh (7.4 V) |
| IP rating | IP54 |
| Drop test rating | 1.5 m (5 ft) |
It supports USB 2.0, a serial port, Bluetooth and 802.11 b/g/n Wi‑Fi.
The battery can provide up to 12 hours of operation.
It is rated to survive a 1.5 meter (5 foot) drop.
The printer is certified FCC, CE, CB and CCC.