Fluke 1555Insulation Resistance TesterThe Fluke 1555 is one of our Factory New Insulation Resistance Testers.Product Features:Test voltages up to 10 kV provides solutions for all applicationsCAT III 1000 V, CAT IV 600 V safety ratingVoltage breakdown detection alerts the user that voltage is present and gives the voltage reading up to 600 V ac or dc for increased user safetySelectable test voltages in 50 V steps from 250 to 1000 V, and 100 V steps above 1000 VMeasurements can be stored in up to 99 memory locations, with each location assigned a unique, user defined, label for easy recallLong battery life gives the user over 750 tests between chargesAutomatic calculation of Dielectric Absorption (DAR) and Polarization Index (PI) with no additional setupGuard system eliminates the effect of surface leakage current on high-resistance measurementsLarge digital/analog LCD for easy viewingCapacitance and leakage current measurementRamp function for breakdown testingRes