The FLUKE Insulation Resistance Tester (part 5066006) is a powerful and reliable tool for accurately measuring insulation resistance in electrical systems. Designed with advanced features and built to withstand rugged environments, this tester is perfect for electricians and maintenance professionals who need to ensure the safety and integrity of electrical installations.With its wide measuring range of up to 2 gigohms, the FLUKE Insulation Resistance Tester provides accurate insulation resistance readings for a variety of applications. It also features a selectable test voltage range, allowing users to customize the test voltage based on their specific needs.The tester's large, easy-to-read display and intuitive user interface make it simple to operate, while its durable construction ensures long-lasting performance even in harsh conditions. The FLUKE Insulation Resistance Tester also includes safety features such as an automatic discharge of capacitive charges to ensure user safety.Whether you're performing routine maintenance or troubleshooting electrical systems, the FLUKE Insulation Resistance Tester (part 5066006) is the ideal tool to confidently assess insulation resistance and ensure the safety and reliability of your electrical installations.