{"product_id":"gree-300002000312-main-control-board","title":"GREE 300002000312 Main Control Board","description":"\u003cp\u003eThe \u003cstrong\u003eGREE 300002000312 Main Control Board\u003c\/strong\u003e is a critical \u003cstrong\u003eOEM main power control module\u003c\/strong\u003e engineered specifically for technical compatibility with GREE ductless mini-split systems and heat pump units. As a factory-authorized \u003cstrong\u003eGREE replacement part\u003c\/strong\u003e, this circuit board manages voltage regulation, compressor sequencing, and fan motor communication to ensure the \u003cstrong\u003eHVAC system control\u003c\/strong\u003e logic remains within manufacturer parameters. When diagnosing communication errors or power failures in residential and commercial evaporators, using a genuine \u003cstrong\u003e300002000312 PCB\u003c\/strong\u003e prevents the firmware mismatches often associated with universal aftermarket alternatives.\u003c\/p\u003e\n\n\u003cp\u003eThis \u003cstrong\u003eHVAC control board\u003c\/strong\u003e features high-grade capacitors and heat-shielded circuitry designed to withstand the thermal stress of continuous operation. Measuring 6\" x 7\" x 1.25\" and weighing 1.56 lbs, this component serves as a direct-fit \u003cstrong\u003ereplacement main board\u003c\/strong\u003e, preserving the original electrical architecture of the system. For technicians performing field repairs, this module provides a reliable solution for restoring total system functionality and maintaining \u003cstrong\u003eenergy-efficient HVAC operation\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eKey Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Integration:\u003c\/strong\u003e Precision-engineered by GREE for exact fitment and terminal alignment, reducing field modification time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Logic Control:\u003c\/strong\u003e Regulates power distribution across the \u003cstrong\u003emain power control module\u003c\/strong\u003e to optimize component duty cycles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Durability:\u003c\/strong\u003e Constructed with robust materials to handle voltage fluctuations and environmental stressors in heavy-use applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrop-In Installation:\u003c\/strong\u003e Direct replacement design ensures all pin connectors and mounting points align with the existing chassis.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRegulatory Compliance:\u003c\/strong\u003e Meets California Prop 65 standards for environmental and material safety.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003eCommon Questions:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow do I confirm if this board fits my specific GREE model?\u003c\/strong\u003e\u003cbr\u003e\nCompatibility is determined by the model number on the indoor or outdoor unit nameplate. This \u003cstrong\u003eGREE electronic control\u003c\/strong\u003e is a specialized \u003cstrong\u003eOEM HVAC part\u003c\/strong\u003e; verify the part number 300002000312 matches your service manual specifications before installation.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat symptoms indicate a failing main power control module?\u003c\/strong\u003e\u003cbr\u003e\nCommon indicators include persistent communication fault codes (such as E6 errors on certain models), failure of the compressor to engage despite receiving a signal, or complete loss of power to the user interface\/display.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eIs specialized equipment needed for installation?\u003c\/strong\u003e\u003cbr\u003e\nWhile the board is a physical drop-in 1.56 lb component, we recommend a multimeter to verify incoming line voltage and proper grounding to prevent ESD (Electrostatic Discharge) damage during the swap.\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":"GREE","offers":[{"title":"Default Title","offer_id":45370137215154,"sku":"300002000312","price":108.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1838\/2375\/files\/Pic_fb7a3c17-2c3c-46dd-8845-ffb3c13f3c19.png?v=1755796366","url":"https:\/\/www.gsistore.com\/products\/gree-300002000312-main-control-board","provider":"GSIstore","version":"1.0","type":"link"}