Along with rugged design, 290 series features security settings that facilitate permission levels assignment. Interface, not having confusing menus or requiring redundant button pushes, lets manufacturers set up and run production Hipot tests within seconds. Optional USB interface simplifies production line automation. Series includes 6 kVdc hipot tester, 5 kVac and 6 kVdc hipot tester, 5 KVac and 6 kVdc hipot tester with insulation resistance tester, and 500 VA AC hipot tester.