Product selection guide: Insulation testers

Use our product selection guide to find the insulation tester that fits your needs best.
Fluke 1507 Insulation Resistance Tester
Fluke 1503 Insulation Resistance Tester
Fluke 1507 Insulation Resistance TesterFluke 1503 Insulation Resistance Meter
PI/DAR timed ratio test  
Insulation test voltages50 V, 100 V, 250 V, 500 V, 1000 V500 V, 1000 V 
Insulation resistance0.01 MΩ to 10 GΩ0.01 MΩ to 2 GΩ 
Auto-discharge of capacitive voltage   
Resistance0.01 MΩ to 20 KΩ0.01 MΩ to 20 KΩ 
Warranty1 year1 year 
Remote probe, test leads, alligator clips   
Rugged, utility hard case   
Auto power off   
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