Hioiki DT4221 – Digital Multimeter

The Hioki DT4221 is a straightforward 4-digit digital multimeter for routine electrical tasks.

It offers autoranging measurements of DC/AC voltage (600 V), DC current (200 mA), resistance (6 kΩ), plus diode checks and continuity on a bright backlit LCD. Its CAT III 600 V rating and durable housing make it a go-to tool for maintenance technicians, facilities staff, and hobbyists. 

Lightweight and ergonomically shaped, the DT4221 fits comfortably in your hand and features a protective holster to guard against drops. 

Use Cases: Verifying supply voltages in panels Testing small loads (<200 mA) and continuity Troubleshooting control circuits in machinery Internal Links:

• If you need True RMS accuracy, see the DT4222 
• For advanced logging, check the DT4282