Fluke ST240+ Mains Audible Socket Tester with 30ma RCD Trip Test (UK) 230v

Fluke ST240+ RCD Socket Tester with Beeper. RCD outlets–with an integrated RCD test, you can feel secure knowing that your RCD equipped outlets are functioning properly. Simple operation – Plug into socket; with the bright, easy-to-see LEDs, verify correct wiring or identify common wiring problems in both standard and RCD outlets.

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