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CT Meter

A CT amp meter for measuring AC current with an external CT

The APM CT Meter is an CT amp meter for measuring AC current in conjunction with an external CT. It’s used for applications including motor control, heating control and industrial power supplies.

Benefits include:

See our Shunt ammeter for applications measuring DC current from 0-1,000mV with 0.1% accuracy >

APM Three Color Display

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APM Input

0 – 10,000A via CT, 0 – 5A Direct


12 – 24V AC/DC


Output 1: Digital (open collector) or Analog (4-20mA), Output 2: Digital (open collector) or Analog (4-20mA)


Modbus RTU Optional


72mm x 72mm x 53mm

Screen Size

57mm x 53mm




CE, cUL, IP65, NEMA Type 4 & 12 (UL50), ROHS, UKCA, UL

Part Numbers

APM-CT-APO – positive LCD, with outputs
APM-CT-ANO – negative LCD, with outputs

024569-01 APM Evaluation Kit

By Request: Modbus Connectivity
APM-CT-APS – positive LCD, with Modbus
APM-CT-ANS – negative LCD, with Modbus

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