Martindale, Model BZ101 Socket Tester 13A 230V ac CAT IV 300 V

As with the Martindale classic check plug, this is a fast and easy way to test 13A sockets. Also incorporates audible indication of correct wiring for hard-to-locate sockets and can be used as a basic fuse finder.

Fast and safe indication of socket wiringThree bright LED's show wiring statusIncorporates audible indication of correct wiringFuse and trip finding, located when buzzer stopsFlame retardant ABS housing

The Martindale socket tester is a state-of-the-art device with a current rating of 13AC and detecting voltage rating of 350VAC. It is a fast and easy way to test sockets. When plugged into a live socket, three neons light up indicating correct wiring, whilst one or more neon failing to light indicates wiring errors.
Caution:
This product is not suitable for testing sockets that are supplied via an isolating transformer.

Type G-British 3-pin plug
Three bright LED's show wiring status
Frequency range: 50Hz
Fast and safe indication of socket wiring
Incorporates audible indication of correct wiring
Fuse and trip finding, located when buzzer stops
Power supply: from mains
Open earth if earth resistance>50kohm nominal at 230V AC
Open neutral if Neutral resistance>50kohm nominal at 230V AC
Earth leakage <5mA on a correctly wired socket
Flame retardant ABS casing
Operating temperature ranges between -10°C and 40°C

Electrical systems
Commercial
Residential

CE
BSEN61010
CAT II 300V