The DL1090 is a plug in socket & polarity checker to indicate the correct or incorrect wiring of a...The DL1090 is a plug in socket & polarity checker to indicate the correct or incorrect wiring of a 13A socket. Clear bright LED's and audible tone to indicate if you have a missing earth, live earth reverse, live neutral reverse, missing neutral or the correct polarity. Socket Tester c/w Buzzer
The DL1090 is a plug in socket & polarity checker to indicate the correct or incorrect wiring of a 13A socket. Clear bright LED's and audible tone to indicate if you have a missing earth, live earth reverse, live neutral reverse, missing neutral or the correct polarity. Socket Tester c/w Buzzer