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Product Code: PTHO-012
MPN #: ZD4AH42-30EE00EZ
Running a small shop or a warehouse often means you need to print labels fast and clearly. If your printer is slow or smudges, you waste time and may send the wrong product out. The Zebra ZD421T gives you crisp, fast labels so you can keep the line moving and avoid mistakes. It works with many label sizes and connects to your computer or phone, so you never have to wait for a label to print. When you print a batch of shipping labels and the printer jams, the whole dispatch schedule slips. The ZD421Ts reliable thermal transfer technology eliminates ink smears and reduces maintenance, so you can focus on serving customers instead of fixing the printer.
Need a label printer that can keep up with a busy floor? The Zebra ZD421T is a compact thermal transfer printer designed for high-speed, high-quality output. It prints at 102 mm per second with 203 203 dpi resolution, giving you sharp barcodes and text every time. If you struggle with blurry or slow labels, this printer solves that problem with reliable wired and Bluetooth connectivity. The printer also includes a built-in LCD that shows status and lets you adjust label length, darkness, and speed on the spot. Its Ethernet port lets you share the device across a network, making it easy for multiple workstations to print at the same time.
| Printing | |
| Maximum printing width | 10.4 cm |
| Print speed | 102 mm/sec |
| Print speed | 102 mm/sec |
| Print speed | 102 mm/sec |
| Number of printable dots | 12 dot |
| Maximum resolution | 203 x 203 DPI |
| Print technology | Thermal transfer |
| Paper handling | |
| Maximum label length | 0.991 m |
| Maximum roll diameter | 12.7 cm |
| Media thickness | 0.08 - 0.19 mm |
| Ports & interfaces | |
| USB 2.0 ports quantity | 1 |
| USB port | Yes |
| Bluetooth Low Energy (BLE) | Yes |
| Bluetooth version | 5.0 |
| Bluetooth | Yes |
| Wi-Fi | No |
| Ethernet LAN | Yes |
| Connectivity technology | Wired & Wireless |
| Performance | |
| Flash memory | 512 MB |
| Internal memory | 256 MB |
| Page description languages | EPL2, XML, ZBI, ZPL II |
| Design | |
| Display | LCD |
| Built-in display | Yes |
| Product colour | Grey, White |
| Power | |
| AC input frequency | 50-60 Hz |
| AC input voltage | 100 - 240 V |
| System requirements | |
| Mobile operating systems supported | Android, iOS |
| Windows operating systems supported | Yes |
| Operational conditions | |
| Operating temperature (T-T) | 4.4 - 41 °C |
| Operating temperature (T-T) | 4.4 - 41 °C |
| Storage temperature (T-T) | -40 - 60 °C |
| Storage temperature (T-T) | -40 - 60 °C |
| Storage relative humidity (H-H) | 5 - 95% |
| Operating relative humidity (H-H) | 10 - 90% |
| Weight & dimensions | |
| Width | 202 mm |
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We are retiring PICOPC Products MNHO-073, MNHO-048 and MNHO-043 and they have reached EOL (End Of Life) as we are introducing new products with better technology. We would recommend you to look into MNHO-095. For Untangle, pfSense, OPNsense, Windows 11, Proxmox VE etc. we recommend MNHO-095 whereas for Sophos, Kerio Control and Endian, we would recommend MNHO-069. (A complete list of supported OS can be found in each product's listing)