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CB20: Circuit Breaker Finder/Receptacle Tester

Quickly Locate Circuit Breakers, Confirm Proper Wiring and Test GFCI Circuits

Specifications


  • Operating Voltage : 90 to 120VAC
  • Operating Frequency : 47 to 63Hz
  • Power supply : 9V battery (receiver)
  • Operating Temperature : 5ºC to 40ºC (41ºF to 104ºF)
  • Storage Temperature : -20°C to 60° C (‐4° F to 140° F)
  • Operating Humidity : Max 80% up to 31ºC (87ºF) decreasing linearly to 50% at 40ºC (104ºF)
  • Storage Humidity : <80%
  • Operating Altitude : 2000 meters (7000ft.) maximum
  • Weight Transmitter : 91g (3.2oz)
  • Receiver : 136g (4.8oz)
  • Dimensions Transmitter : 118 x 60 x 35mm (4.6 x 2.4 x 1.4")
  • Receiver : 196 x 55 x 36mm (7.7 x 2.2 x 1.4")

Locate the correct circuit breaker or fuse without turning off the power with the Extech CB20 Circuit Breaker Finder, which employs automatic sensitivity to quickly and accurately pinpoint the correct 90-Volt to 120 VAC circuit breaker or fuse. The CB20 is ideal for a range of applications, including locating branch circuit breakers without causing accidental power shutoffs, confirming proper wiring during electrical installation or repair, and testing receptacle ground fault operation. Complete with Receiver, Transmitter, and 9V battery.

Advance Features

Circuit Breaker Finder (Receiver):

  • Quickly locate Circuit Breakers and Fuses
  • Microprocessor-based automatic sensitivity adjustment
  • Audible and visual indication, low battery indicator
  • Ergonomic design

    • Receptacle Tester (Transmitter):

  • LED indication of 2 test conditions and 6 wiring faults
  • Test Reversed/Open Connections
  • Test GFCI circuits

    • Complete with Receiver, Transmitter, and 9V battery