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Wadfow RCD/LOOP Tester (WDM9502)


  • Line voltage: AC 85~265V
  • Neutral ground voltage: AC 0~10V
  • Peak line voltage: AC 121~374V
  • Line frequency: 45~65Hz
  • RCD trip time: 1ms~6.5s
  • RCD trip current: 30mA
  • True RMS
  • Data hold
  • LCD display
  • Backlight
  • With 6pcs LR03 AAA batteries
  • Size: 194*78*37mm
  • Weight: 254g



Empower your electrical safety checks with the Wadfow RCD/LOOP Tester (WDM9502). This tester redefines precision, actively measuring line voltage at AC 85-265V and neutral ground voltage at AC 0-10V. Dive into accuracy with a peak line voltage range of AC 121-374V and a line frequency of 45-65Hz.

Activate your control over safety protocols with the RCD trip time spanning 1ms to 6.5s and a trip current of 30mA. Experience true precision with the True RMS feature, ensuring reliable readings in real-world scenarios. Take command with the data hold function, capturing crucial information effortlessly.

Illuminate your diagnostics with the LCD display and backlight, providing clear visibility in any environment. Powered by 6pcs LR03 AAA batteries, this tester is always ready for action. Compact at 1947837mm and lightweight at 254g, it’s designed for convenience without compromising performance.

The Wadfow RCD/LOOP Tester isn’t just a tool; it’s your gateway to electrical safety assurance. Size up your safety standards – choose Wadfow for precision that goes beyond expectations.

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