{"product_id":"grudyne-m500-megohmmeter-tester","title":"GRUDYNE M500 Megohmmeter Tester","description":"\u003cp\u003eA professional-grade insulation tester designed for HVAC compressors and electrical systems. Delivering accurate, reliable measurements, it helps quickly detect insulation faults and ensure equipment safety. Ideal for industrial maintenance, including furniture machinery and electrical diagnostics.\u003c\/p\u003e\n\u003ch3\u003eProduct Features\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e● Accuracy \u0026amp; Reliability:\u003c\/strong\u003e Measures up to 1000 MΩ at 500 V, quickly detecting insulation faults in motors and HVAC systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e● Durability:\u003c\/strong\u003e Built to withstand drops and harsh job sites, reducing replacement costs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e● Simplicity:\u003c\/strong\u003e Clear “Good \/ Normal \/ Risk” scale for instant, easy readings—no guesswork.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e● Professional Testing:\u003c\/strong\u003e Ideal for motors, compressors, panels, and circuits—reliable diagnostics every time.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e● Versatility:\u003c\/strong\u003e Perfect for electricians, HVAC techs, and DIY troubleshooting.\u003c\/p\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable width=\"100%\" style=\"width: 100.059%; height: 117.563px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.5126%; height: 19.5938px;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"width: 68.0672%; height: 19.5938px;\"\u003eM500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.5126%; height: 19.5938px;\"\u003eRated Voltage\u003c\/td\u003e\n\u003ctd style=\"width: 68.0672%; height: 19.5938px;\"\u003e500 Volts (AC)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.5126%; height: 19.5938px;\"\u003eMeasurement Range\u003c\/td\u003e\n\u003ctd style=\"width: 68.0672%; height: 19.5938px;\"\u003e20–1000 Megohms (above 1000 MΩ: no light indicator)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.5126%; height: 19.5938px;\"\u003ePower Source\u003c\/td\u003e\n\u003ctd style=\"width: 68.0672%; height: 19.5938px;\"\u003e 2 x C batteries (not included)\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.5126%; height: 19.5938px;\"\u003eCertifications\u003c\/td\u003e\n\u003ctd style=\"width: 68.0672%; height: 19.5938px;\"\u003eCE, RoHS\u003cbr\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.5126%; height: 19.5938px;\"\u003eColor\u003c\/td\u003e\n\u003ctd style=\"width: 68.0672%; height: 19.5938px;\"\u003eIndustrial gray body with blue front panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Four E's USA (A Four E's Scientific Company)","offers":[{"title":"Default Title","offer_id":44276997619805,"sku":"M500","price":78.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/0546\/2109\/files\/0002.jpg?v=1773910566","url":"https:\/\/www.4es-usa.com\/products\/grudyne-m500-megohmmeter-tester","provider":"Four E's USA (A Four E's Scientific Company)","version":"1.0","type":"link"}