Compare Martindale Electric Socket, Earth Loop & RCD Tester Price

Advanced socket, earth loop and RCD testers that are ideal for non-trip earth loop impedance tests, incoming supply polarity swap touch tests (L-NE reversal) and RCD trip tests. Extras on this model include audible indication, polarity swap touch test and 30mA RCD trip check. Features and Benefits: Quick and simple to use, allowing easy testing of polarity, loop impedance and RCDs (30mA) Red/green LEDs and buzzer indicate 28 fault conditions Durable due to tough sculpted design, which also allows for easy removal Typical Applications: Electrical installations