{"product_id":"refrigerator-defrost-thermostat-4387503-universal-replacement","title":"4387503 Refrigerator Defrost Thermostat – Universal Replacement","description":"\n\u003ch2\u003eGmarty 4387503 Bimetal Defrost Thermostat – Universal Refrigerator Replacement Part\u003c\/h2\u003e\n\u003cp\u003eKeep your refrigerator running at peak performance with the \u003cstrong\u003eGmarty 4387503 Bimetal Defrost Thermostat\u003c\/strong\u003e. This precision clip-on thermostat monitors evaporator temperature during the defrost cycle and automatically shuts off the defrost heater once ice and frost have cleared — protecting your appliance and maintaining consistent freezing temperatures.\u003c\/p\u003e\n\n\u003ch3\u003eWhy Replace Your Defrost Thermostat?\u003c\/h3\u003e\n\u003cp\u003eCommon signs that your defrost thermostat needs replacing include:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWater leaking from the refrigerator or freezer\u003c\/li\u003e\n  \u003cli\u003eInconsistent temperatures — running too warm or too cold\u003c\/li\u003e\n  \u003cli\u003eExcessive ice or frost buildup inside the unit\u003c\/li\u003e\n  \u003cli\u003eAppliance running continuously without cycling off\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Compatibility:\u003c\/strong\u003e Direct replacement for part number 4387503 and a wide range of compatible part numbers\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBimetal Design:\u003c\/strong\u003e Accurately senses temperature changes to protect the evaporator during the defrost process\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnhanced Durability:\u003c\/strong\u003e Improved design with updated, stable characteristics and high reliability\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Installation:\u003c\/strong\u003e Clip-on design for quick, hassle-free fitting — no special tools required\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuality Construction:\u003c\/strong\u003e Made from durable metal for long-lasting performance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4387503\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMetal\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSize\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.6 × 2.8 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatible Replacement Part Numbers\u003c\/h3\u003e\n\u003cp\u003eThis thermostat replaces the following part numbers: \u003cstrong\u003e2149641, 2149643, 2163894, 2172694, 2182380, 2183072, 2221677, 4343917, 586213, 61002113, AH371255, EA371255, PS371255, R0950042\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × Refrigerator Defrost Thermostat (Part #4387503)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/adjustable-fridge-divider-clips-refrigerator-side-shelf-separator-space-saving-kitchen-organizer-for-sauce-bottles-food-packets\"\u003eAdjustable Fridge Divider Clips – Refrigerator Shelf Separator \u0026amp; Space Organizer\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/100ml-glass-oil-spray-bottle-anti-leak-press-type-mister-for-bbq-salad-baking-kitchen-cooking-vinegar-dispenser-tool-1\"\u003e100ml Glass Oil Spray Bottle – Kitchen Cooking \u0026amp; BBQ Dispenser\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/adjustable-faucet-hanging-sink-sponge-holder-drain-basket-kitchen-storage-organizer-multifunctional-kitchen-gadget\"\u003eAdjustable Faucet Hanging Sink Sponge Holder – Kitchen Storage Organizer\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.nutrition.gov\/topics\/shopping-cooking-and-food-safety\" target=\"_blank\" rel=\"noopener\"\u003eNutrition.gov on cooking and food safety\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What refrigerator models is the 4387503 defrost thermostat compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: The 4387503 bimetal defrost thermostat is a universal replacement designed to work with a wide range of refrigerator models. It replaces numerous part numbers including 2149641, 2149643, 2163894, 2172694, 2182380, 2183072, 2221677, 4343917, 586213, 61002113, AH371255, EA371255, PS371255, and R0950042. We recommend checking your appliance's model number and existing part number before purchasing to confirm compatibility.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I install the 4387503 defrost thermostat?\u003c\/h4\u003e\n\u003cp\u003eA: Installation is straightforward thanks to the clip-on design. Simply clip the thermostat directly onto the evaporator coils in your refrigerator, replacing the existing thermostat. No special tools are required. If you're unsure, consult your refrigerator's service manual or a qualified appliance technician.\u003c\/p\u003e\n\u003ch4\u003eQ: How do I know if my defrost thermostat needs to be replaced?\u003c\/h4\u003e\n\u003cp\u003eA: The most common signs include unusual ice buildup inside the freezer compartment, water leaking from the unit, inconsistent temperature regulation, or the appliance running non-stop. Replacing a faulty defrost thermostat with this direct-replacement part can quickly restore normal operation.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What refrigerator models is the 4387503 defrost thermostat compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The 4387503 bimetal defrost thermostat is a universal replacement designed to work with a wide range of refrigerator models. It replaces numerous part numbers including 2149641, 2149643, 2163894, 2172694, 2182380, 2183072, 2221677, 4343917, 586213, 61002113, AH371255, EA371255, PS371255, and R0950042. 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Replacing a faulty defrost thermostat with this direct-replacement part can quickly restore normal operation.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/ntmid8-d2.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/ntmid8-d2.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"4387503 Refrigerator Defrost Thermostat – Universal Replacement\", \"item\": \"https:\/\/ntmid8-d2.myshopify.com\/products\/refrigerator-defrost-thermostat-4387503-universal-replacement\"}]}\u003c\/script\u003e","brand":"VIBE","offers":[{"title":"Default Title","offer_id":67687671660771,"sku":"\u003cnone\u003e","price":5.97,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0824\/8383\/9203\/files\/S54b5af17abca4bfa91d0c599b2e606f8r.webp?v=1791992184","url":"https:\/\/vibeshopmart.com\/products\/refrigerator-defrost-thermostat-4387503-universal-replacement","provider":"VIBE","version":"1.0","type":"link"}