gk420tBuilt with Zebra durability and reliability, GK model printers provides the best value of all basic desktop thermal and thermal transfer printers. Choose the space-saving direct thermal version of either model for the smallest footprint of any 4-inch desktop printer, or the direct thermal/thermal transfer version to save users time with the easiest ribbon-loading system available.

Well-suited to retail, healthcare and manufacturing industries, the extra compact GK420d direct thermal printer is the perfect fit wherever you need a low-priced, space-saving printer for receipts, coupons, labels or tags. Along with fast print speeds of up to 5 inches per second, it offers USB/serial connectivity and a 10/100 Ethernet option.

The Zebra GK420t thermal transfer printer offers the best value in a basic desktop printer, featuring a fast 5 inches per second print speed to meet your low- to medium-volume printing requirements. The GK420t has a sleek and compact design, boasts the easiest ribbon loading system on the market, and supports a variety of applications and industries.

Technical Specifications

Print methods

GK420d: Thermal

GK420t: Thermal transfer

Maximum Print width

104 mm

Maximum Print lenth

991 mm


203 dpi

Maximum print speed

102 mm per second

Maximum roll diameter

127 mm


USB, RS-232, Centronics Parallel

Operating temperature

5° до 40°C

Programming language


Decode Capabilities

1D, 2D, PDF-417 / Mіcro PDF-417


GK420d: 194mm х 191mm х 254 mm

GK420t: 171mm х 152mm х 209 mm


GK420d: 2,1 kg

GK420t: 1,4 kg