For fast and secure connection of test leads to mains socket circuits. Save having to remove sockets from the wall and potentially damaging decor. Works with insulation / continuity testers and multi-function testers that use 4mm connectors. CAT III No...

Reliable socket tester with clear LED and audible tone indications. Continuous audible tone gives positive good wiring indication and strong warbling tone gives clear warning of faulty wiring. Advanced electronics gives clear indication even on noisy...

Mains test lead for installation testers using universal 4mm connectors. Fits Most Testers Double-Insulated G7 Test Lead