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Amprobe AM-540

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Amprobe Electrical / HVAC Specialist Multimeter
Mfr. Part#:

Allied Stock#: 70228064

 RoHS Compliant Part


View AM-540 Datasheet Datasheet

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  • Non Cancelable Non Returnable (NCNR) part. Please see Terms of NCNR.
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Application: HVAC
Brand/Series: AM-500 Series
Configuration: Handheld
Current Rating: 10 A
Display: 6000 Counts
Resistance Range: 60 MΩ
Type: Digital
Voltage Range: 1000 V


The Advanced HVAC Multimeter is specifically designed for the more demanding HVAC applications. The AM-540 measures a complete range of electrical parameters and features key functions such as temperature, dual thermocouple with differential measurement, low pass filter to take accurate measurements on variable frequency drives, capacitance to check motor startup capacitors, micro amps for flame sensor troubleshooting, and a complete range of electrical parameters. With built-in flashlight and VolTectPlus™ non-contact voltage detection the AM-540 is the choice multimeter for a professional HVAC technician.
  • AC/DC Voltage up to 1000V, AC/DC current, resistance, frequency, capacitance, temperature, duty cycle
  • Dual thermocouple to take simultaneous temperature readings on low and high side of an HVAC system
  • Low pass filter for variable frequency drives
  • VolTect Plus™ Non-contact voltage detection
  • Audible continuity
  • Diode test
  • Dual reading backlit LCD display with analog bar graph
  • Data hold
  • Max/min memory
  • Peak hold (crest)
  • Relative zero mode
  • Built in work light
  • Built in test leads storage and “third hand” test lead holder
  • Warning against improper test leads connection
  • Auto and manual ranging
  • Auto power off and low battery warning
  • Safety rated: CAT IV 600V, CAT III 1000V