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ennoLogic Insulation Tester 50/100/250/500/1000V, Megohmmeter and Multimeter: 50k to 2G Insulation Resistance, DC/AC TRMS Voltage and Current, Resistance, Capacitance, Frequency, Temperature - eM870M: Amazon.com: Tools & Home Improvement
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Fluke 1587 Insulation Multimeter, LCD Display, 2 Gigaohms Insulation Resistance, Up to 1000V Insulation Test Voltage: Multi Testers: Amazon.com: Tools & Home Improvement
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