The Fluke Insulation Resistance Meter 1503 is designed for thorough insulation testing of motors, cables, control panels, switchgear and other industrial electrical assets. It typically supports high-voltage insulation resistance measurements, dielectric absorption ratio, polarization index and other diagnostic tests to detect insulation degradation and prevent failures. Built with the trusted reliability and ruggedness of Fluke, the 1503 supports maintenance engineers and asset reliability teams working to extend equipment life and avoid downtime. Its intuitive interface and robust housing mean it can withstand harsh industrial settings while delivering clear, actionable data.

Available on EnvMart, these Insulation Testers are designed for accurate and reliable insulation resistance measurement. Fluke Insulation Testers deliver high precision, safety, and durability for electrical, industrial, and maintenance testing applications.