Extech GX900 True RMS MultiMeter



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  • Monitor Readings via Bluetooth
  • Works with free Android App
  • 50,000 count with bargraph display
  • 0.05% accuracy
  • 100kHz ACV bandwidth
  • 0.001mV to 1000V DC/AC voltage
  • 0.01μA to 10A DC/AC current
  • 0.001Ω to 50MΩ resistance
  • 0.001nF to 10mF capacitance
  • CAT IV-600V safety rating

What's in the Box

  • Double molded test leads
  • Hanging strap
  • Type K bead wire temperature probe
  • PC software
  • Six AA batteries

The Extech GX900 True RMS MultiMeter transmits key electrical readings to Android™ mobile devices. The integrated Bluetooth™ connects with most Android devices to transmit readings for remote viewing. The GX900 transmits values up to 30ft (10m) away.

The low pass filter conditions the inputs to provide accurate voltage and frequency readings on motors, drives and other large electrical equipment that generate electrical noise. The datalogging stores up to 2500 readings with date and time stamp. The Windows compatible software is included for wireless transfer of logged data or recording data in real time.

Current Clamps

FLIR TA72 / TA74 Current Probes
Compatible with most brands of Multimeters and Clamp Meters, max AC current 3000A, ±3.0% accuracy


Please consider these optional accessories.

Extech CA3000 Series Clamp-On Adapters
CAT IV 3000A AC Flex Clamp-on Adaptors, 10" or 18", AC current up to 3000A, 7.5mm cable diameter