Zebra label printer, ENERGY STAR certified

Zebra GK420t

Name: Zebra GK420t
Brand: Zebra

50 ppm mono label printer.

Speed

pages a minute

Color

Mono

Thermal transfer

Electricity a year

3.0 W

power in sleep; no annual figure certified

Duplex

automatic two-sided

At 50 pages a minute, the GK420t is faster than 329 of the 438 label and receipt printers certified, and 105 are faster.

Maker: Zebra
Model: GK420t
ENERGY STAR type: Printers
Marking technology: Thermal transfer
Color: Monochrome
Speed: 50 pages a minute
Size format: Small
Automatic duplex: No
Power in sleep: 3.02 W
Power in standby: 0.14 W
Default delay to sleep: 0 min
On the market since: Jan 2013
ENERGY STAR certified: 25 Oct 2013

Source: ENERGY STAR certified imaging equipment dataset, US EPA, record 2380801, data build 2026-09-29. Figures are as the maker certified them. How we use this data.

Other makers

Machines comparable to the GK420t

Certified label and receipt printers from other makers, same color class, within 20% of its speed.

Model	Type	Speed	Certified
Toshiba B-EX6T1-GS12-QM-R	Mono · Thermal transfer	48 ppm	Nov 2019
Toshiba B-EX6T1-TS12-QM-R	Mono · Thermal transfer	48 ppm	Nov 2019
Toshiba B-EX6T3-GS12-QM-R	Mono · Thermal transfer	48 ppm	Nov 2019
Toshiba B-EX6T3-TS12-QM-R	Mono · Thermal transfer	48 ppm	Nov 2019
Printronix T6006e	Mono · Thermal transfer	45 ppm	Jul 2019
Printronix PTXTHH104	Mono · Thermal transfer	45 ppm	Dec 2019

Zebra

More Zebra label and receipt printers

Model	Type	Speed	Certified
GK420d	Mono · Direct thermal	50 ppm	Oct 2013
GT800	Mono · Thermal transfer	50 ppm	Nov 2013
ZD120	Mono · Direct thermal	60 ppm	Oct 2018
ZD220d	Mono · Direct thermal	60 ppm	Dec 2023
ZD230t	Mono · Direct thermal	60 ppm	May 2019
ZD411	Mono · Thermal transfer	60 ppm	Mar 2022
ZD421	Mono · Direct thermal	60 ppm	Aug 2017
ZD510	Mono · Thermal transfer	3 ppm	May 2018

All Zebra label and receipt printers