{"product_id":"copeland-comfort-control-white-rodgers-49m11-843-contactor","title":"Copeland Comfort Control (White Rodgers) 49M11-843 Contactor","description":"\u003cp\u003eThe \u003cstrong\u003eCopeland Comfort Control 49M11-843 SureSwitch\u003c\/strong\u003e is an advanced electronic \u003cstrong\u003euniversal contactor\u003c\/strong\u003e designed to replace standard \u003cstrong\u003edefinite purpose contactors\u003c\/strong\u003e in HVAC and refrigeration systems. As a direct replacement for \u003cstrong\u003eHN52TC024\u003c\/strong\u003e and \u003cstrong\u003e49P11-843\u003c\/strong\u003e, this microprocessor-controlled component is engineered to provide up to 5x the operational life of traditional mechanical relays. By utilizing a \u003cstrong\u003ezero-chatter latching relay\u003c\/strong\u003e and internal \u003cstrong\u003esmart logic\u003c\/strong\u003e, it effectively eliminates contact pitting and welding. This \u003cstrong\u003e40 Amp contactor\u003c\/strong\u003e features a \u003cstrong\u003etotally sealed design\u003c\/strong\u003e to prevent ingress from ants and debris, ensuring reliable operation in harsh environments. With \u003cstrong\u003emulti-volt compatibility\u003c\/strong\u003e (accepting 24V, 120V, 208V, and 240V coil signals), it streamlines inventory for technicians. Integrated \u003cstrong\u003ebrownout protection\u003c\/strong\u003e and a \u003cstrong\u003eshort-cycle timer\u003c\/strong\u003e provide essential safeguards for the compressor, while the tri-color LED offers immediate diagnostic feedback and cycle count data.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits for Contractors:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eUniversal Application:\u003c\/strong\u003e Replaces most single-pole and 1.5-pole contactors, reducing the need for multiple van stock items.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Durability:\u003c\/strong\u003e Engineered for \u003cstrong\u003e5x the life\u003c\/strong\u003e of mechanical alternatives by minimizing arcing through precise microprocessor control.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Protection:\u003c\/strong\u003e Built-in \u003cstrong\u003eline voltage brownout protection\u003c\/strong\u003e and a 5-minute \u003cstrong\u003eshort-cycle delay\u003c\/strong\u003e prevent compressor damage during power fluctuations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Protection:\u003c\/strong\u003e The \u003cstrong\u003esealed housing\u003c\/strong\u003e prevents pest-related failures, a common issue with standard open-frame contactors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Diagnostics:\u003c\/strong\u003e \u003cstrong\u003eTri-color LED indicators\u003c\/strong\u003e provide clear status updates and assist in rapid troubleshooting on the job site.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCommon Questions \u0026amp; Technical Support:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the 49M11-843 replace a 2-pole contactor?\u003c\/strong\u003e\u003cbr\u003e\nYes, it is designed as a universal upgrade for 1-pole and 1.5-pole contactors, and can replace 2-pole versions in applications where the second pole is not used as a safety break.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat do the tricolor LED codes mean?\u003c\/strong\u003e\u003cbr\u003e\nThe LED provides real-time diagnostics: Green indicates normal operation, Yellow signals a short-cycle delay or brownout condition, and Red indicates a component or system fault.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow does this handle low voltage scenarios?\u003c\/strong\u003e\u003cbr\u003e\nThe \u003cstrong\u003eSureSwitch\u003c\/strong\u003e monitors incoming power; if it detects a brownout (voltage below 18.7V for 24V systems), it will automatically disconnect the load to prevent motor burnout.\u003c\/p\u003e\n\n\u003cp\u003eDisclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.\u003c\/p\u003e","brand":"Copeland Comfort Control (White Rodgers)","offers":[{"title":"Default Title","offer_id":40913298030770,"sku":"49M11-843","price":98.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1838\/2375\/products\/Pic_ddeb232c-ca4e-41fa-9297-2398fb9eb1ac.jpg?v=1631130772","url":"https:\/\/www.gsistore.com\/en-ca\/products\/copeland-comfort-control-white-rodgers-49m11-843-contactor","provider":"GSIstore","version":"1.0","type":"link"}