{"product_id":"28910101-heatcraft-beacon-refrigeration-control-board-larkin","title":"28910101 Heatcraft Beacon Refrigeration Control Board Larkin","description":"\u003cp\u003e\u003cstrong\u003e\u003cem\u003eThis product may contain shelf wear, have minor cosmetic imperfections, or have been tested. All our certified pre-owned products are backed by our return policy. We offer free shipping on all items. Please contact us for discounts or if you have any questions. We look forward to doing business with you!\u003c\/em\u003e\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003e• Microcomputer-based electronic control board with alphanumeric LED display\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e• Three integrated temperature sensors (defrost temperature, suction temperature, room temperature) • Electric expansion valve with pressure transducer • 24 VAC power supply with multi-tap transformer (208V\/230V compatible) • Supports single or multiple evaporator applications (up to 4 evaporators in master\/slave configuration) • Compatible with multiple refrigerant types: R-22, R-404A, R-507, R-407A, R-407C, R-407F, R-448A, R-449A • Box temperature setpoint range: -30°F to +70°F • Adjustable superheat control (default 7°F-8°F, optimized for 20°F-30°F superheat at compressor) • Selectable defrost types: Air or Electric • Temperature display options: Fahrenheit or Celsius • Built-in defrost heater relay and evaporator fan relay • Factory-mounted and pre-wired components • Temperature differential of 2°F for precise control • Dimension: 12.244L x 9.84W x 2.75H inches • Genuine OEM (Original Equipment Manufacturer) part\u003c\/p\u003e","brand":"Heatcraft","offers":[{"title":"Default Title","offer_id":43673241485421,"sku":"15356","price":340.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0637\/2419\/1853\/files\/s-l800_59215336-f442-4f88-b7a6-f5827f48070b.jpg?v=1763352121","url":"https:\/\/willardshvacsupply.com\/products\/28910101-heatcraft-beacon-refrigeration-control-board-larkin","provider":"Willard's HVAC Supply","version":"1.0","type":"link"}