The announcement was updated on 28/02/2026 Zebra GK420 barcode printer is great and fast, branded Zebra It prints black and white papers, model number: GK420T, and the printing speed is 101 labels or more per minute. It is the finest, strongest, and most used. And if we were to give a simple description of the printing, it is designed for thermal barcode labels and with ink produced by the international Zebra company. Features and specifications of the Zebra GK420 barcode printer Printing methods: Direct thermal or thermal transfer Programming languages: EPL and ZPL Construction: Dual-wall frame Less than tool replacement for the printhead and platens Quick and easy ribbon loading Automatic media calibration 32-bit RISC processor Odometer Memory: Standard size: 8 MB SDRAM