{"product_id":"shelly-ct-120a-split-core-current-transformer-clamp-for-pro-3em","title":"Shelly CT 120A Split-Core Current Transformer Clamp for Pro 3EM","description":"\u003cdiv\u003e\n\u003ch1\u003eShelly CT 120A Split-Core Current Transformer Clamp for Pro 3EM\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eShelly CT 120A\u003c\/strong\u003e is a \u003cstrong\u003esplit-core current transformer\u003c\/strong\u003e designed specifically for use with the \u003cstrong\u003eShelly Pro 3EM\u003c\/strong\u003e energy meter. This precision clamp enables accurate monitoring of electrical current up to \u003cstrong\u003e120 amperes\u003c\/strong\u003e, making it ideal for residential and commercial energy monitoring applications. With \u003cstrong\u003e1% measurement accuracy\u003c\/strong\u003e and a convenient split-core design, the CT 120A allows non-invasive installation without disconnecting live wires, perfect for tracking whole-home energy consumption, solar generation, or high-load appliances.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Capacity Monitoring\u003c\/strong\u003e: Measures current up to 120A, suitable for heavy-duty circuits and whole-home energy monitoring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1% Accuracy\u003c\/strong\u003e: Delivers precise current readings for reliable energy management and cost tracking\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSplit-Core Design\u003c\/strong\u003e: Easy installation around live cables without cutting or disconnecting wires\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e60cm Cable Length\u003c\/strong\u003e: Provides flexibility for installation in tight electrical panels and distribution boards\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible with Shelly Pro 3EM\u003c\/strong\u003e: Designed to work seamlessly with the Shelly Pro 3EM three-phase energy meter\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProfessional Grade\u003c\/strong\u003e: Built for durability and long-term reliability in demanding electrical environments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003ePerfect for Energy Monitoring Applications\u003c\/h2\u003e\n\u003cp\u003eThe Shelly CT 120A clamp is the essential accessory for anyone using the \u003cstrong\u003eShelly Pro 3EM\u003c\/strong\u003e to monitor energy consumption across residential or commercial installations. Whether you're tracking solar energy production, monitoring high-load appliances like EV chargers, or optimising whole-home electricity usage, this current transformer provides the accurate data you need. The \u003cstrong\u003esplit-core design\u003c\/strong\u003e clamps directly around active cables up to \u003cstrong\u003e16mm in diameter\u003c\/strong\u003e, making installation quick and safe without the need for electrical disconnection.\u003c\/p\u003e\n\n\u003ch2\u003ePrecision and Reliability\u003c\/h2\u003e\n\u003cp\u003eEngineered for \u003cstrong\u003eClass B accuracy\u003c\/strong\u003e, the CT 120A delivers current measurements with \u003cstrong\u003e1% precision\u003c\/strong\u003e, ensuring you get dependable real-time data for energy analysis, cost allocation, and power optimisation. The current transformer presents a negligible load to the primary circuit, meaning it won't interfere with your electrical system's performance. With a \u003cstrong\u003erated primary current of 120A\u003c\/strong\u003e and \u003cstrong\u003erated secondary current of 40mA\u003c\/strong\u003e, this clamp provides accurate proportional output to the Shelly Pro 3EM for detailed energy reporting.\u003c\/p\u003e\n\n\u003ch2\u003eEasy Installation\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003e17mm internal diameter\u003c\/strong\u003e accommodates cables up to 16mm, suitable for most residential and light commercial installations. The \u003cstrong\u003e60cm cable length\u003c\/strong\u003e provides enough reach to connect conveniently to your Shelly Pro 3EM meter, even in compact electrical panels. Simply open the split-core clamp, position it around the active cable, and close it securely - no wire cutting or circuit interruption required.\u003c\/p\u003e\n\n\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Shelly CT 120A Current Transformer Clamp\u003c\/li\u003e\n\u003cli\u003eUser manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFull Specifications\u003c\/h2\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eCT 120A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eSplit-core current transformer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Primary Current\u003c\/td\u003e\n\u003ctd\u003e120A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated Secondary Current\u003c\/td\u003e\n\u003ctd\u003e40mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Diameter\u003c\/td\u003e\n\u003ctd\u003e17mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Cable Diameter\u003c\/td\u003e\n\u003ctd\u003e16mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Length\u003c\/td\u003e\n\u003ctd\u003e60cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eShelly Pro 3EM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e5 years (Shelly Pro accessories)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\n\u003cp\u003e\u003cem\u003eSpecifications are sourced from the manufacturer product page and may be updated.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Shelly","offers":[{"title":"Default Title","offer_id":44390387777614,"sku":"PA-SHELLYCT120A","price":69.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/3134\/9838\/files\/12A_c141226f-d02b-4709-b2be-7d5c6415ca4f.jpg?v=1790325007","url":"https:\/\/projectorsaustralia.com.au\/products\/shelly-ct-120a-split-core-current-transformer-clamp-for-pro-3em","provider":"Projectors Australia","version":"1.0","type":"link"}