Seiko Instruments MP-B20 Mobile Thermal Printer 100mm/s, Bluetooth/USB, 4in, 6.6ft, 1.5lb, Battery

The Seiko MP-B20 from Seiko Instruments is a compact mobile thermal receipt printer engineered for on‑the‑go POS, field service, delivery and event printing. Combining thermal line dot technology with Bluetooth and USB connectivity, the MP-B20 family supports narrow receipt and wider label workflows across variants, offering lightweight options for true mobility as well as kit bundles with batteries and accessories for immediate deployment. Designed for clear monochrome output, fast throughput and simple roll‑paper handling with a tear‑bar finish, the series delivers practical benefits for retail, transport, inventory and service teams that require reliable, portable printing with flexible paper width and performance choices.

Key Features

• Mobile-ready design: Ultralight and compact variants enable easy carriage and wearable deployment for field and retail staff.
• Dual connectivity: Bluetooth and USB interfaces ensure straightforward integration with mobile devices and POS systems.
• Flexible paper handling: Supports roll paper with narrow 2" (48 mm) printing as well as variants that handle up to 4" media for broader application needs.
• Fast, clear thermal output: Thermal line dot printing with 203 dpi resolution delivers legible monochrome receipts and labels at commercial speeds.
• Rugged and practical: Ruggedized kit variants include a rechargeable battery and are rated for drop resistance to support daily mobile use.
• Simple media finish: Tear bar cutter design provides a low‑complexity, reliable method for separating receipts in busy environments.

Specifications

• Brand: Seiko Instruments
• Product Name: Seiko MP-B20 / Seiko Mobile Thermal 2"
• Model Series: MP-B20
• Model / MPNs: MP-B20-B02JK1-74, 22402110, 22402110KIT
• Printer Type: Mobile
• Printing Technology: Thermal line dot printing (Direct Thermal)
• Resolution: 203 dpi
• Print Speed: Variant dependent — 80 mm/sec; 100 mm/s; approximately 3 in/s (3.15 in/s listed)
• Print Width: 2 in (48 mm) and variants supporting up to 4 in
• Printing Width: 48 mm
• Supported Paper Width: 58 mm and variants up to 4 in
• Max Paper Roll Diameter: 40 mm
• Media Type: Roll paper
• Cutter: Tear bar
• Connectivity: Bluetooth, USB
• Output Type: Black & White (Monochrome)
• Weight: Variant dependent — 0.39 lb and 1.5 lb
• Dimensions: 1.73 x 3.11 x 4.33 in
• Built-In Media Count: 1
• Battery Included: Yes (kit/selected variants); No (other variants)
• Accessories Included: USB cable, battery, belt clip, cradle, sample receipt roll (kit)
• Drop Resistance Height: 6.6 ft (selected variants)
• On-mode Power Consumption: 60.0 W
• Country of Origin: China