This versatile tester checks UK power outlet sockets for correct wiring and trip function for RCD (Residual Current Device).

Quick and easy to use, wiring checks are indicated by a combination of lights on the front panel which provides a concise reading from the point being tested.

Comes with RCD test function which can quickly check the RCD(Residential Current Device) in your house.

UK Plug with 220-240V Voltage Range.


Wiring Check:

Plug the unit into the 230V socket outlet under test. Check the three (3) lights on the front panel. Then match the pattern with the legend on the face of the unit to decode - either fault or correct wiring.


Identifications: 1. Correct 2. Missing Earth 3. Live Earth Reverse 4. Live Neutral Reverse 5. Missing Neutral.


What is an RCD?

An RCD, or Residual Current Device, is a life-saving device which is designed to prevent you from getting a fatal electric shock if you touch something live, such as a bare wire. It can also provide some protection against electrical fires. RCDs offer a level of personal protection that ordinary fuses and circuit-breakers cannot provide.


How the RCD test function works?

Plug the unit into the 220V socket outlet under test, press the yellow button momentary, If the RCD does not trip, then the RCD may be faulty, or not wired to the socket outlet being tested.


This item can not detect earth neutral reverse.

All wiring should be carried out by a licensed Electrical Contractor, Do not leave the Tester plugged into a socket outlet for more than 2 hours.