{"product_id":"closed-core-current-transformer-ac-dc-32a-500a-measurement","title":"Closed-Core Current Transformer AC\/DC 32A–500A | Axl","description":"\n\u003ch2\u003eAxl Closed-Core Current Transformer | AC \u0026amp; DC 32A–500A\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAxl Closed-Core Current Transformer\u003c\/strong\u003e delivers high-accuracy AC and DC current measurement across a wide range of ratings — from 32A all the way up to 500A. Built with a copper wire coil and a compact, robust black casing, this transformer is designed for seamless integration into electrical panels, energy monitors, industrial controls, and DIY electrical projects alike.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Accuracy Measurement:\u003c\/strong\u003e Reliably measures both AC and DC currents for consistent, precise readings across a variety of applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Current Range:\u003c\/strong\u003e Supports multiple ratings — 32A, 63A, 100A, and 500A — making it versatile for both residential and light industrial use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Sturdy Build:\u003c\/strong\u003e Lightweight yet durable copper wire coil construction ensures easy installation and long service life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eExcellent Insulation:\u003c\/strong\u003e High insulation resistance rated to withstand voltages up to 5,000V for enhanced safety and reliability.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStable Performance:\u003c\/strong\u003e Operates consistently across a wide temperature range of -20°C to +60°C, suitable for diverse environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo Battery or Wireless Required:\u003c\/strong\u003e Simple, direct-wired installation with low voltage operation (below 50Vac \/ 75Vdc output).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo High-Concern Chemicals:\u003c\/strong\u003e Constructed without hazardous substances for safer handling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eClosed-Core Current Transformer\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCopper Wire Coil\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCurrent Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32A, 63A, 100A, 500A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMeasurement Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAC \u0026amp; DC Current\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInsulation Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 5,000V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20°C to +60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBelow 50Vac \/ 75Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNot included \/ Not required\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× Current Transformer Coil\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cp\u003eActual product color may vary slightly from images due to monitor brightness and lighting conditions. Please allow for minor manual measurement deviations in listed dimensions.\u003c\/p\u003e\n\n\u003ch3\u003eExplore More Tools \u0026amp; Electrical Products\u003c\/h3\u003e\n\u003cp\u003eLooking for more precision tools for your workshop or electrical projects? Check out these related products:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/eye-face-protection\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on eye and face protection\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What current ratings does this closed-core current transformer support?\u003c\/h4\u003e\n\u003cp\u003eA: This current transformer supports four common current ratings: 32A, 63A, 100A, and 500A, making it suitable for a wide range of residential, commercial, and light industrial electrical measurement applications.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can this current transformer measure both AC and DC current?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. This transformer is designed to accurately measure both AC (alternating current) and DC (direct current), providing reliable performance across multiple types of electrical systems.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this transformer safe for use in high-voltage environments?\u003c\/h4\u003e\n\u003cp\u003eA: The transformer features high insulation resistance and is rated to withstand voltages up to 5,000V, providing strong electrical safety for integration into panels and monitoring systems. Its output operates at low voltage — below 50Vac or 75Vdc.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What temperature range can this transformer operate in?\u003c\/h4\u003e\n\u003cp\u003eA: This current transformer maintains stable performance across a temperature range of -20°C to +60°C, making it reliable for use in a variety of indoor and outdoor electrical environments.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What current ratings does this closed-core current transformer support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This current transformer supports four common current ratings: 32A, 63A, 100A, and 500A, making it suitable for a wide range of residential, commercial, and light industrial electrical measurement applications.\"}}, {\"@type\": \"Question\", \"name\": \"Can this current transformer measure both AC and DC current?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. 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