Experience advanced electrical measurement with the Wadfow Digital AC Clamp Meter Series — featuring models WDM6501, WDM8601, and WDM6508. Each clamp meter combines True RMS accuracy, intelligent display technology, and essential testing functions for professionals and DIY users alike. From home maintenance to industrial diagnostics, these clamp meters deliver accurate readings for current, voltage, resistance, capacitance, and frequency with superior reliability.

Built for convenience and precision, the WDM series comes with data hold, diode test, and low battery indication functions. Each model is crafted for durability and ease of use — ideal for electricians, engineers, and maintenance teams seeking accuracy and efficiency in every reading.

Model Variants

WDM6501 Digital AC Clamp Meter

• Display: True RMS 2000 counts

• AC Current: 2A / 20A / 200A

• AC Voltage: 2V / 20V / 200V / 600V

• DC Voltage: 200mV / 2V / 20V / 200V / 600V

• Resistance: 200Ω / 2kΩ / 20kΩ / 200kΩ / 2MΩ / 20MΩ

• Functions: Data hold, diode test, low battery indication

• Ideal for: Routine electrical diagnostics and maintenance

WDM8601 Digital AC Clamp Meter

• Display: 4000 counts LCD with backlight

• AC Current: 1A / 40A / 600A

• AC Voltage: 4V / 40V / 600V

• DC Voltage: 6V / 60V / 600V

• Resistance: 600Ω / 6kΩ / 60kΩ / 600kΩ / 6MΩ / 60MΩ

• Capacitance: 6nF / 600nF / 6µF / 60µF / 600µF / 6mF / 60mF

• Functions: Diode test, frequency test, data hold

• Ideal for: Professional electrical and electronic applications

WDM6508 Digital AC Clamp Meter

• Display: 6000 counts LCD with backlight

• AC Current: 60A / 600A / 1000A

• AC Voltage: 600mV / 6V / 60V / 600V / 750V

• DC Voltage: 600mV / 6V / 60V / 600V / 1000V

• Resistance: 600Ω / 6kΩ / 60kΩ / 600kΩ / 6MΩ / 60MΩ

• Capacitance: 10nF / 100nF / 1000nF / 10µF / 100µF / 1000µF / 10mF / 100mF

• Functions: Diode test, data hold, low battery indication

• Ideal for: High-capacity current and voltage measurements in industrial environments

Common Features

• True RMS accuracy for stable readings

• Ergonomic clamp design for safe, non-contact current measurement

• Backlit display (on WDM8601 & WDM6508) for easy visibility in dark environments

• Compact and durable construction for field use

• Reliable Wadfow engineering for consistent performance

• Packaging: Packed by color box