{"product_id":"stf-fdf-series-refrigeration-solenoid-valve","title":"STF FDF-MG High-Pressure ODF Refrigeration Solenoid Valves","description":"\u003ch3\u003e\u003cspan\u003ePRODUCT DESCRIPTION\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003eSTF FDF-MG series solenoid valves are high-pressure, servo pilot-operated refrigeration valves developed for R410A systems and other compatible HFC and HCFC refrigerants.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe series uses ODF solder connections and is designed for automatic control of refrigerant flow in liquid, suction and hot-gas lines. Its 45-bar maximum working pressure makes it suitable for higher-pressure refrigeration and air-conditioning applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eKEY FEATURES\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003e• Developed for R410A and other compatible HFC and HCFC refrigerants\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Servo pilot-operated construction\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• ODF solder connections\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Suitable for liquid, suction and hot-gas applications\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Maximum working pressure of 45 bar\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Liquid-line test pressure of at least 68 bar\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Medium temperature from −40°C to +105°C\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Maximum medium temperature of +130°C during defrosting\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Ambient temperature from −40°C to +55°C\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• AC and DC coil options\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• UL and cUL versions available by order\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eGENERAL TECHNICAL DATA\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eValve Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eServo pilot-operated solenoid valve\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eConnection Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eODF solder\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMaximum Working Pressure\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e45 bar\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eLiquid-Line Test Pressure\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e≥68 bar\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMedium Temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e−40°C to +105°C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMaximum Defrost Temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e+130°C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eAmbient Temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e−40°C to +55°C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCompatible Refrigerant Families\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eR410A and compatible HFC\/HCFC refrigerants\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eValve Body Material\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBrass\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eManufacturer\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eShanghai Thermostat Factory Co., Ltd.\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eShangheng \/ STF Controls\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cspan\u003eVERIFIED MODELS\u003c\/span\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel and Connection\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eKv Value\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eApproximate Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFDF6MG – 3\/8 in ODF\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.6 m³\/h\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e127 × 32 × 80 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFDF8MG – 1\/2 in ODF\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.0 m³\/h\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e137 × 38 × 88 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFDF10MG – 5\/8 in ODF\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1.8 m³\/h\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e166 × 45 × 88 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFDF15MG – 3\/4 in ODF\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3.0 m³\/h\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e174 × 52 × 96 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFDF15MG – 7\/8 in ODF\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3.0 m³\/h\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e174 × 52 × 96 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFDF25MG – 1 1\/8 in ODF\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e9.8 m³\/h\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e236 × 72 × 119 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFDF32MG – 1 1\/8 in ODF\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e15 m³\/h\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e281 × 86 × 133 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFDF32MG – 1 3\/8 in ODF\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e15 m³\/h\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e281 × 86 × 133 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cspan\u003eAPPLICATIONS\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cspan\u003e• R410A air-conditioning systems\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Commercial refrigeration systems\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• High-pressure liquid lines\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Suction lines\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Approved hot-gas and defrost lines\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Heat-pump systems\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003e• Condensing units\u003c\/span\u003e\u003c\/p\u003e","brand":"STF","offers":[{"title":"FDF6MG-3\/8","offer_id":43921787584571,"sku":null,"price":20.0,"currency_code":"USD","in_stock":true},{"title":"FDF8MG-1\/2","offer_id":43921787617339,"sku":null,"price":20.0,"currency_code":"USD","in_stock":true},{"title":"FDF10MG-5\/8","offer_id":43921787650107,"sku":null,"price":27.0,"currency_code":"USD","in_stock":true},{"title":"FDF15MG-3\/4","offer_id":43921787682875,"sku":null,"price":33.0,"currency_code":"USD","in_stock":true},{"title":"FDF15MG-7\/8","offer_id":43921787715643,"sku":null,"price":34.0,"currency_code":"USD","in_stock":true},{"title":"FDF19M1-9\/8","offer_id":43921787748411,"sku":null,"price":53.0,"currency_code":"USD","in_stock":true},{"title":"FDF19M4-9\/8","offer_id":43921787781179,"sku":null,"price":69.0,"currency_code":"USD","in_stock":true},{"title":"FDF25MG-11\/8","offer_id":43921787813947,"sku":null,"price":89.0,"currency_code":"USD","in_stock":true},{"title":"FDF32MG-11\/8","offer_id":43921787846715,"sku":null,"price":115.0,"currency_code":"USD","in_stock":true},{"title":"FDF32MG-13\/8","offer_id":43921787879483,"sku":null,"price":115.0,"currency_code":"USD","in_stock":true},{"title":"FDF40H-17\/8","offer_id":43921787912251,"sku":null,"price":197.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/8920\/8123\/files\/ChatGPTImageAug10_2026_09_39_42AM.png?v=1786434602","url":"https:\/\/xiaxuecoldroom.com\/products\/stf-fdf-series-refrigeration-solenoid-valve","provider":"XIAXUE 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