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The UNI-T UT502A Insulation Resistance Testers by UNI-T is a premium other measuring instruments and tools designed for DIY enthusiasts and makers. It features Item Type: Resistance Tester and Model No. / Name: UT502A.
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About This Product
The UNI-T UT502A Insulation Resistance Testers by UNI-T is a premium other measuring instruments and tools designed for DIY enthusiasts and makers. It delivers reliable performance at an accessible price.
Key Specifications
- Item Type: Resistance Tester
- Model No. / Name: UT502A
- Test voltage: 500V/1000V/2500V (0%~10%) — works with standard household power
- Display Count: 2000 — crisp, vibrant visuals in any lighting
- Power Supply Voltage (V): 1.5V battery (LR6) x 6 — keeps you powered without frequent recharging
- Display: 70.6mm x 34mm — crisp, vibrant visuals in any lighting
- Length (mm): 150
- Width (mm): 100
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The UNI-T UT502A Insulation Resistance Testers are designed for accurately measuring the insulation resistance of electrical equipment and household appliances. UNI-T UT502A Insulation Resistance Testers work by assessing the resistance between electrical circuits or between circuits and ground, helping to ensure safety and proper operation. In addition to insulation resistance, these testers can measure AC voltage, low resistance, PI (Polarization Index), and DAR (Dielectric Absorption Ratio), making them versatile diagnostic tools.
The UT502A Insulation Resistance Testers is ideal for maintaining and testing critical electrical components such as transformers, generators, high-voltage motors, capacitors, cables, and arresters, ensuring they operate safely and reliably.
Note: Refer to datasheet in the ATTACHMENTS section for more info. regd. the product.Features:
- 2000-count LCD display with backlight and overload indication
- AC voltage measurement with auto power-off for energy saving
- Auto discharge function for safety after testing high-voltage circuits
- Continuous low resistance measurement for detailed diagnostics
- Continuous measurement mode with red warning light and buzzer for alerts
- PI (Polarization Index) and DAR (Dielectric Absorption Ratio) measurements with automatic resistivity calculation
Package Includes:
1 x UNI-T UT502A Insulation Resistance Tester
1 x Test lead pair
1 x Alligator clip pair
1 x Gallus










