Digital insulation resistance meter with selectable test voltages of 100, 250, 500 and 1000 V, measuring resistance up to 5 GΩ. It also measures AC voltage up to 750 V, has a backlit LCD display, high voltage alarm and automatic discharge function.
Digital insulation resistance meter with selectable test voltages of 100, 250, 500 and 1000 V, measuring resistance up to 5 GΩ. It also measures AC voltage up to 750 V, has a backlit LCD display, high voltage alarm and automatic discharge function.



Digital insulation resistance meter with selectable test voltages of 100, 250, 500 and 1000 V, measuring resistance up to 5 GΩ. It also measures AC voltage up to 750 V, has a backlit LCD display, high voltage alarm and automatic discharge function.
Guarantee
24 month
Delivery from Europe in
15 - 16
business days
Digital insulation resistance meter with selectable test voltages of 100 V, 250 V, 500 V and 1000 V. It can measure resistance up to 5 GΩ and AC voltage up to 750 V. Equipped with a backlit LCD display, high voltage warning and automatic discharge.
Product information | |
|---|---|
| Product type | Digital insulation resistance meter |
| Brand | UNI-T |
| Model | UT501A |
| Main purpose | For testing insulation resistance of cables, electrical installations, equipment and components |
Measurement specifications | |
| Insulation test voltages | 100V, 250V, 500V and 1000V |
| Insulation resistance range | Up to 5 GΩ |
| AC voltage measurement | 30-750V |
| Number of display readings | 2,000 |
| Short-circuit current | Less than 2 mA |
| Internal resistance test | 10 MΩ |
Functions and design | |
| Screen | Illuminated LCD display with additional test voltage display |
| Safety features | High voltage warning, audible alarm and automatic discharge of the circuit under test |
| Indicators | Overrange and low battery indicators |
| Power supply | 6 × 1.5V LR6 (AA) batteries |
| Construction | Compact, portable, battery-powered body |
| Included accessories | Test leads, insulated crocodile clips and case with strap |
Safety warning | |
| Warning | For insulation testing only. Use the meter only for its intended purpose and comply with applicable electrical safety regulations. Disconnect and isolate the circuit before testing, do not touch the test leads or exposed conductors during measurement, and wait until the automatic discharge is complete before touching the circuit under test. This high-voltage measuring device may only be used by trained or qualified persons. |
| Height | 100mm |
| Length | 250mm |
| Weight | 650g |
| Width | 150mm |