Tired of waiting for labels that never print right? The Zebra ZD421D gives you fast, clear prints every time. It is a compact 4-inch direct-thermal printer that works wired or wirelessly. If you need barcodes, shipping tags, or health-care labels, this printer solves missed scans, slow lines, and costly re-prints. You get speed, reliability and security in one small box.
Zebra ZD421D, Direct thermal, 300 x 300 DPI 102 mm/sec Wired & Wireless Printer
Many small businesses struggle with printers that jam or need many cables. That problem slows orders and frustrates staff. The ZD421D removes the hassle by offering a simple plug-in USB connection and optional Bluetooth. It also includes Print DNA software that makes setup quick and remote management easy. With a 300 x 300 DPI resolution and 102 mm/sec speed, you get sharp barcodes and fast output without downtime.
Benefits
- Fast printing saves time on every label job.
- High resolution makes barcodes easy to scan.
- Wireless Bluetooth lets you print from phones or tablets.
- Built-in LCD shows status at a glance, reducing errors.
- Rugged design handles busy retail or warehouse environments.
Key Features
- Direct-thermal technology, no ribbon needed.
- Print speed of 102 mm per second.
- Maximum print width of 10.8 cm.
- Resolution of 300 x 300 DPI.
- Bluetooth Low Energy 5.0 for wireless printing.
- USB 2.0 port for wired connection.
- 512 MB flash memory and 256 MB internal storage.
- Supports EPL2, XML, ZBI, ZPL II languages.
- LCD display with five status LEDs.
- Compact size: 150.7 mm 177.5 mm 220.8 mm, weight 1.35 kg.
- Operating temperature from 4.4 C to 41 C.
- Compatible with Android, iOS and Windows.
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 |
No |
| 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 |
