{"product_id":"klein-tools-cl390-ac-dc-clamp-meter-auto-ranging-trms-ncvt-hi-vis-lcd","title":"Klein Tools CL390 AC\/DC Clamp Meter – Auto-Ranging TRMS, NCVT, Hi-Vis LCD","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eThe Klein Tools CL390 is an automatically ranging true RMS digital clamp meter built for professional electricians and technicians who value versatility in a single tool. By clamping onto a conductor, it measures AC and DC current and non-contact voltage (NCVT) without disconnecting circuits. When needed, test leads extend its capabilities to AC\/DC voltage, DC microamps, resistance, continuity, frequency, capacitance, diodes, and temperature via a thermocouple probe.\u003c\/p\u003e\n\u003cp\u003eIts combination of broad measurement options and practical design makes it a flexible choice for a variety of tasks, from panel work to field service. The CL390 is crafted to stay dependable under daily use, with attention to readable data and easy-to-use features that help you work confidently around energized equipment.\u003c\/p\u003e\n\u003ch3\u003eKey capabilities\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAC\/DC current and NCVT through the clamp for quick, non-intrusive checks\u003c\/li\u003e\n  \u003cli\u003eAC\/DC voltage, DC microamps, resistance, and continuity testing via test leads\u003c\/li\u003e\n  \u003cli\u003eFrequency, duty cycle, and capacitance measurements for signal and component analysis\u003c\/li\u003e\n  \u003cli\u003eDiode test and a thermocouple temperature probe for temperature-aware troubleshooting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDesign and usability\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAuto-ranging True RMS technology provides precise readings across a range of loads and waveforms\u003c\/li\u003e\n  \u003cli\u003eIntegrated non-contact voltage testing in the clamp jaw helps with quick voltage checks\u003c\/li\u003e\n  \u003cli\u003eHigh-visibility reverse-contrast LCD ensures readable data in dim or bright environments\u003c\/li\u003e\n  \u003cli\u003eTest lead holder on the side and optional magnetic hanging accessories for hands-free operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy choose CL390\u003c\/h3\u003e\n\u003cp\u003eDesigned for busy jobsites, the CL390 consolidates many measurement tasks into one compact tool. It offers the reliability and build quality Klein Tools is known for, backed by a long-standing American heritage. While no single tool can guarantee outcomes, the CL390 provides a broad set of capabilities that support informed decision-making during electrical work and diagnostics.\u003c\/p\u003e\n\u003cp\u003eWith over 160 years of toolmaking experience and six generations of engineering expertise, Klein Tools continues to manufacture with quality materials and careful workmanship. The CL390 embodies that tradition, delivering a versatile instrument that fits professional workflows while staying ready for daily demanding use.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What can the Klein Tools CL390 clamp meter measure?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: It measures AC\/DC current and voltage, resistance, continuity, frequency, capacitance, diodes, DC microamps, and temperature via a thermocouple.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the CL390 offer auto-ranging TRMS and NCVT verification?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes, it features auto-ranging TRMS readings and non-contact voltage testing via the clamp jaw for quick checks.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"KLEIN TOOLS","offers":[{"title":"Default Title","offer_id":53092935991407,"sku":"B08DTDCG7T","price":138.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/0598\/3087\/files\/klein-tools-cl390-front-view-hi-vis-display.jpg?v=1778760950","url":"https:\/\/taskholt.com\/products\/klein-tools-cl390-ac-dc-clamp-meter-auto-ranging-trms-ncvt-hi-vis-lcd","provider":"TaskHolt","version":"1.0","type":"link"}