{"product_id":"sigenergy-ct250-dh-us-power-sensor","title":"Sigenergy CT250-DH US Power Sensor","description":"\u003ch2\u003eSigenergy CT250-DH US Power Sensor\u003c\/h2\u003e\n\u003cp\u003eThe Sigenergy Sigen Power Sensor CT250 US is a precision-engineered energy monitoring device designed for North American 120V\/240V solar and energy storage systems. Built for accurate bidirectional power measurement and mission-critical solar export control, this RGM-certified power sensor delivers ANSI Class 0.5 energy measurement accuracy for advanced residential energy applications. The system integrates seamlessly with Sigenergy SigenStor installations through RS485 Modbus RTU communication, enabling reliable real-time monitoring, export limiting, and intelligent energy management. Designed for split-phase power systems, the CT250 US includes dual 250A current transformers and supports precise voltage, current, frequency, and energy measurement. Compact DIN rail mounting, robust communication support, and compatibility with modern solar + battery systems make the Sigen Power Sensor ideal for advanced home energy management and grid interaction applications.\u003c\/p\u003e\n\u003ch3\u003eKEY FEATURES\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eANSI Class 0.5 certified energy measurement accuracy\u003c\/li\u003e\n\u003cli\u003eDesigned for North American 120V\/240V split-phase systems\u003c\/li\u003e\n\u003cli\u003eBidirectional power tracking for solar export control\u003c\/li\u003e\n\u003cli\u003eRS485 Modbus RTU communication integration\u003c\/li\u003e\n\u003cli\u003eIncludes dual 250A current transformers for precise monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSPECIFICATIONS\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSigen Sensor SP\u003c\/th\u003e\n\u003cth\u003eCT250 US\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\u003cth colspan=\"2\"\u003ePower Supply\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrid connection type\u003c\/td\u003e\n\u003ctd\u003eSplit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC input voltage range\u003c\/td\u003e\n\u003ctd\u003e192 ~ 276 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAC frequency\u003c\/td\u003e\n\u003ctd\u003e50 \/ 60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth colspan=\"2\"\u003eMeasurement Accuracy\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage measurement accuracy\u003c\/td\u003e\n\u003ctd\u003e0.5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent measurement accuracy\u003c\/td\u003e\n\u003ctd\u003e0.5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectric energy measurement accuracy\u003c\/td\u003e\n\u003ctd\u003eANSI class 0.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency measurement accuracy\u003c\/td\u003e\n\u003ctd\u003e0.2%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth colspan=\"2\"\u003eCommunication\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eRS485\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBaud rate\u003c\/td\u003e\n\u003ctd\u003e2400 \/ 4800 \/ 9600 (Default) \/ 19200 \/ 38400 bps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtocol\u003c\/td\u003e\n\u003ctd\u003eModbus RTU\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth colspan=\"2\"\u003eGeneral Data\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions (W \/ H \/ D)\u003c\/td\u003e\n\u003ctd\u003e1.77 × 3.94 × 2.58 in \/ 45 × 100 × 65.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.32 lbs \/ 0.145 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage temperature range\u003c\/td\u003e\n\u003ctd\u003e-40 ~ 158 °F \/ -40 ~ 70 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature range\u003c\/td\u003e\n\u003ctd\u003e-13 ~ 131 °F \/ -25 ~ 55 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative humidity range\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 75%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnclosure type\u003c\/td\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation method\u003c\/td\u003e\n\u003ctd\u003eDIN Rail 35 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth colspan=\"2\"\u003eCT Accessory\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of CT\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable length of CT\u003c\/td\u003e\n\u003ctd\u003e236.1 in \/ 6 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInner diameter of CT\u003c\/td\u003e\n\u003ctd\u003e0.95 in \/ 24.3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight of CT\u003c\/td\u003e\n\u003ctd\u003e0.51 lbs \/ 0.23 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent rating of CT\u003c\/td\u003e\n\u003ctd\u003e250 A \/ 50 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\u003cth colspan=\"2\"\u003eStandard Compliance\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eUL 61010-1:2012, UL 61010-2-030:2012, ANSI C12.20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"Sigenergy","offers":[{"title":"Default Title","offer_id":68299799953568,"sku":"SIG-SP-CT250-DH-US","price":459.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0465\/8908\/3808\/files\/SIG-SP-CT250-DH-US.webp?v=1794054840","url":"https:\/\/www.m-oceans.com\/products\/sigenergy-ct250-dh-us-power-sensor","provider":"M-Oceans","version":"1.0","type":"link"}