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Electricians safe isolation kit. Proving unit capable of proving 50, 120, 400 and 590V voltage levels. Battery free 2 pole tester features retractable probe shrouds. Transparent window in the bag to keep proving unit visible at all times. Universal MCB lock off device incorporates a combination lock with rewritable warning labels. KT1720 proving unit, 2 x rewritable warning labels, KT1780 2 pole tester, combination MCB main switch lock and carry case.
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