Tired of slow, unreliable label printers that jam when you need them most? The Zebra ZD421D is a compact, direct-thermal printer that delivers fast, crisp labels without the hassle. It is built for small to medium businesses that print shipping tags, receipts, or inventory stickers every day. If you have ever lost time fixing a printer or re-printing a damaged label, this device gives you the speed and reliability you need to keep the line moving.
Zebra ZD421D, Direct thermal, 300 x 300 DPI, 102 mm/sec Wired & Wireless Printer
Many businesses struggle with printers that cannot keep up with high-volume demand, causing bottlenecks and missed deadlines. When a printer slows down, orders pile up and customers become unhappy. The ZD421D solves this by printing at 102 mm/sec with 300 dpi clarity, so each label is ready in seconds and looks professional. Its wired Ethernet and Bluetooth Low Energy connections let you place the printer wherever it fits best, while the built-in LCD makes setup and monitoring simple.
Benefits
- Speedy printing reduces line wait time and keeps orders moving.
- High-resolution output makes barcodes and text easy to scan.
- Wireless Bluetooth lets you print from phones or tablets without cables.
- Robust security features protect your label data from cyber threats.
- Compact design fits on a desk or a small workbench, saving space.
Usages
The ZD421D works well in retail stores for price tags and receipts, in warehouses for inventory labels, and in health-care settings for patient wristbands. It also fits small e-commerce fulfillment centers that need fast shipping labels. Because it supports Android and iOS devices, you can print directly from a handheld scanner or a tablet app, making it ideal for on-the-go staff.
Key Features
- Direct-thermal technology eliminates ribbon costs.
- 300 300 dpi resolution for sharp graphics.
- Print speed up to 102 mm/sec.
- Maximum label width 10.8 cm and length 0.991 m.
- Ethernet LAN and USB 2.0 for reliable wired connections.
- Bluetooth 5.0 Low Energy for easy wireless pairing.
- 512 MB flash memory and 256 MB internal storage for job buffering.
- Supports EPL2, XML, ZBI, and ZPL II languages.
- LCD display with five LED status icons for quick checks.
- Operating temperature range 4.4 - 41 C and storage range -40 - 60 C.
- Lightweight at 1.35 kg, easy to carry with included case.
- Print DNA software suite simplifies installation and remote management.
Specifications
| Printing |
| Maximum printing width |
10.8 cm |
| Print speed |
102 mm/sec |
| Print speed |
102 mm/sec |
| Print speed |
102 mm/sec |
| Number of printable dots |
12 dot |
| Maximum resolution |
300 x 300 DPI |
| Print technology |
Direct thermal |
| 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 |
| 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 |
| Weight |
1.35 kg |
| Height |
150.7 mm |
| Depth |
220.8 mm |
| Width |
177.5 mm |
| Other features |
| Maximum resolution |
300 x 300 DPI |
