0113 248 9966
0113 248 9966
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Martindale CP301 110V Industrial Check Plug

Martindale Official Distributor
  • Ideal for checking centre-tapped 110V sockets, commonly found on building sites
  • Three LEDs provide a visual indication of fault types
  • Checks for faults immediately once plugged into circuit
In stock


The Martindale CP301 110V Industrial Check Plug can be used on sockets in 16A 110V centre-tapped circuits that are frequently found on construction sites. It will check for incorrect wiring and provides an indication of faults via three LEDs that illuminate in different sequences for different fault types. A guide to the sequences is written on the casing of the tester.


  • Operating Voltage: 110V AC (55-0-55V centre tapped supply)
  • Operating Current: 30mA
  • Overvoltage: CAT II, 150V