FLUKE 1508 Digital Insulation Resistance Tester 1000v Insulation Tester 0.01-10G ohms Insulation Resistance Test 20k ohms Tes FLUKE 1508 F1508 1KV Megger Insulation Resistance Tester F-1508 Insulation test of 0.01 M to 10 G ohmsInsulation test voltage: 50 V, 100 V, 250 V, 500 V and 1000 V, suitable for a variety of applicationsPass / fail (relatively) function, make the repeatability of the test ...