Discover the reliability of Fluke with the 1503 Insulation Resistance Tester, an essential tool for professionals in electrical testing and maintenance. This unit is designed to deliver precise measurements, ensuring the safety and efficiency of your electrical systems. The Fluke 1503 features a high-precision megohmmeter for testing insulation resistance, making it an indispensable gadget for technicians and engineers. With a single unit quantity available, secure this top-tier instrument for your toolkit and elevate your electrical testing processes. This item is brand new and still in its original box