Tired of slow, unreliable label printers that jam and waste time? The Zebra ZD421 is a compact, direct-thermal printer that turns that frustration into fast, smooth printing. It is built for businesses that need clear, durable labels on demand - from retail shelves to hospital wristbands. If you have struggled with missed scans or broken ribbons, this printer gives you the speed and reliability you have been looking for.
Zebra ZD421, Direct thermal, 203 x 203 DPI, 152 mm/sec, Wired/Wireless Printer
Many small and medium operations lose money because their printers cannot keep up with peak demand. When a printer stalls, orders are delayed and customers become unhappy. The ZD421 solves this by delivering 152 mm per second print speed and crisp 203 203 DPI resolution, so every label is readable the first time. Its wired and Bluetooth Low Energy options let you place the printer where you need it, without rewiring a whole network. In short, you get a fast, flexible, and secure printing solution that fits on a desk or a mobile cart.
Benefits
- Prints quickly, reducing line wait times.
- Direct-thermal tech means no ink or toner to replace.
- Bluetooth pairing makes mobile printing effortless.
- Built-in LCD shows status at a glance.
- Rugged design handles busy shop-floor environments.
Usages
The ZD421 works well in retail stores for price tags and shelf labels. In warehouses it prints barcode stickers that survive rough handling. Healthcare staff use it for patient wristbands and medication labels that must stay legible. Field technicians can attach the battery case and print service tags on site. Anywhere you need a short, sharp label fast, this printer fits the job.
Key Features
- Print speed: 152 mm/sec.
- Resolution: 203 203 DPI.
- Direct-thermal technology, no ribbon needed.
- Maximum label width: 10.4 cm.
- Bluetooth 5.0 Low Energy for wireless use.
- USB 2.0 port for reliable wired connection.
- 512 MB flash memory for job storage.
- 256 MB internal memory for quick start-up.
- LCD display with five status LEDs.
- Supports EPL2, XML, ZBI, ZPL II languages.
- Operating temperature: 4.4 - 41 C.
- Weight only 1.35 kg, easy to move.
Specifications
| Printing |
| Maximum printing width |
10.4 cm |
| Print speed |
152 mm/sec |
| Print speed |
152 mm/sec |
| Print speed |
152 mm/sec |
| Number of printable dots |
8 dot |
| Maximum resolution |
203 x 203 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 standards |
Not supported |
| Wi-Fi |
No |
| Ethernet LAN |
No |
| Connectivity technology |
Wired & Wireless |
| Performance |
| Flash memory |
512 MB |
| Internal memory |
256 MB |
| Page description languages |
EPL2, XML, ZBI, ZPL II |
| Design |
| Display diagonal |
10.2 cm (4") |
| 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 |
| Technical details |
| Sustainability compliance |
Yes |
| Compliance certificates |
RoHS |
| Other features |
| Maximum resolution |
203 x 203 DPI |
