Fluke 1507 Digital Megohmmeter – Insulation Resistance Tester, 50–1000 V

Overview

The Fluke 1507 Digital Megohmmeter is a compact, rugged insulation resistance tester designed for demanding industrial and electrical environments. With multiple test voltages from 50 to 1000 V, this instrument supports a range of troubleshooting, commissioning, and preventive maintenance tasks without slowing you down. Its ergonomic design and bright display help you work efficiently in cluttered or dim workspaces, while a remote test probe enables access to hard‑to‑reach points.

Key capabilities

• Automatic calculation of polarization index and dielectric absorption ratio to streamline testing workflows
• Pass/Fail comparison feature to simplify repetitive checks and reporting
• Live circuit detection protects users by preventing tests when power is present above 30 volts
• Auto-discharge of capacitive voltage adds a layer of safety after testing
• Large, backlit display for easy reading in challenging environments

Field use and benefits

In daily maintenance rounds or commissioning jobs, the 1507 helps you gain quick, actionable insights. The remote probe option frees your hands for other tasks, while the unit’s built‑in endurance supports many tests on a single set of alkaline batteries at room temperature.

What you get and reliability

• NIST-traceable calibration certificate included, ensuring traceability to manufacturer specifications
• Rugged construction with a clear, backlit display for reliable readings on site
• Comprehensive accessory set including test leads, probes, alligator clips, and a holster

Technical snapshot

Insulation test voltages: 50, 100, 250, 500, and 1000 V. The unit is designed to perform thousands of tests and thousands of earth bond measurements with fresh batteries, making it a solid choice for ongoing maintenance programs. The product ships ready to use and supports a secure test routine across various equipment types and configurations.