{"product_id":"source1-3101975000-defrost-control-board-replacement-for-york-s1-03101975000","title":"Source1 3101975000 Defrost Control Board Replacement for York S1-03101975000","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe Source1 3101975000 is a defrost control board designed as a direct OEM replacement for York heating and cooling systems. This board manages the defrost cycle in heat pump and air conditioning units, signaling the system when to enter and exit defrost mode. Without a functioning defrost control board, a heat pump can accumulate ice on the outdoor coil, reducing efficiency and causing equipment damage. Replacing a failed board with this genuine Source1 part restores normal operation and protects the rest of the system. HVAC technicians rely on OEM-grade control boards like this one because they are built to the same specifications as the original factory component. That means no compatibility guesswork, no voided warranties, and faster turnaround on service calls. This board fits a range of popular York units including models 2HJ04702658, 2HN04502046, and 2EE04707224, among others. The board measures 7.1 inches in length, 5.8 inches in width, and 2.4 inches in height, making it a compact and easy-to-handle component during installation. It is engineered to work within the existing wiring harness and control system architecture of compatible York equipment. Whether you are servicing a residential heat pump or a light commercial system, this defrost board provides reliable performance and long service life. Keep this part on your service vehicle or in your parts inventory to reduce downtime on defrost-related service calls. It is a high-demand replacement component for York systems in colder climates where defrost cycles run frequently throughout the heating season.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eGenuine Source1 OEM defrost control board for compatible York heat pump and HVAC systems\u003c\/li\u003e\n\u003cli\u003eFits models 2HJ04702658, 2HN04502046, 2EE04707224, and additional compatible York units\u003c\/li\u003e\n\u003cli\u003eCompact dimensions of 7.1 inches by 5.8 inches by 2.4 inches for straightforward installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\u003cp\u003eThe Source1 3101975000 defrost control board is a factory-grade replacement that restores proper defrost cycle operation in compatible York systems. It supports warranty compliance and simplifies service calls with direct OEM fitment.\u003c\/p\u003e\u003ch3\u003eProduct Information\u003c\/h3\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: SOURCE1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 3101975000\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength\u003c\/strong\u003e: 7.1 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWidth\u003c\/strong\u003e: 5.8 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeight\u003c\/strong\u003e: 2.4 inches\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"YORK","offers":[{"title":"Default Title","offer_id":51120757113138,"sku":"3101975000","price":246.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/304883288.gif?v=1778043112","url":"https:\/\/voomisupply.com\/products\/source1-3101975000-defrost-control-board-replacement-for-york-s1-03101975000","provider":"Voomi Supply","version":"1.0","type":"link"}