{"product_id":"hongsen-frf22w-r22-odf-thermostatic-expansion-valves","title":"HONGSEN FRF22W R22 External Equalized ODF Thermostatic Expansion Valves","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003ch4\u003eProduct Overview\u003c\/h4\u003e\n\u003cp\u003eThe HONGSEN FRF22W Series consists of externally equalized thermostatic expansion valves designed to regulate the flow of liquid R22 refrigerant entering an evaporator while maintaining stable superheat at the evaporator outlet.\u003c\/p\u003e\n\u003cp\u003eThe external equalizer connection allows the valve to compensate for pressure drop across the evaporator and suction line, making this series suitable for medium- and large-capacity evaporators. ODF solder connections provide a permanent, compact connection for commercial and industrial refrigeration piping.\u003c\/p\u003e\n\u003cp\u003eAvailable models cover nominal capacities from 3 to 38 TR, with multiple inlet and outlet connection combinations for cold rooms, refrigeration equipment, ice-making systems, dehumidifiers and commercial refrigeration installations.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for R22 refrigeration systems\u003c\/li\u003e\n\u003cli\u003eExternal pressure equalization\u003c\/li\u003e\n\u003cli\u003e1\/4-inch external equalizer connection\u003c\/li\u003e\n\u003cli\u003eODF solder inlet and outlet connections\u003c\/li\u003e\n\u003cli\u003eNominal capacities from 3 to 38 TR\u003c\/li\u003e\n\u003cli\u003eNominal refrigeration capacities from 10 to 134 kW\u003c\/li\u003e\n\u003cli\u003eAdjustable superheat range of 2°C to 8°C\u003c\/li\u003e\n\u003cli\u003eSuitable for medium temperatures from -40°C to +10°C\u003c\/li\u003e\n\u003cli\u003eMultiple inlet and outlet connection combinations\u003c\/li\u003e\n\u003cli\u003eSuitable for commercial and industrial refrigeration systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eHONGSEN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eFRF22W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eThermostatic Expansion Valve\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRefrigerant\u003c\/td\u003e\n\u003ctd\u003eR22\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEqualization\u003c\/td\u003e\n\u003ctd\u003eExternal Equalization\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Type\u003c\/td\u003e\n\u003ctd\u003eODF Solder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExternal Equalizer Connection\u003c\/td\u003e\n\u003ctd\u003e1\/4 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplicable Medium Temperature\u003c\/td\u003e\n\u003ctd\u003e-40°C to +10°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAdjustable Superheat Range\u003c\/td\u003e\n\u003ctd\u003e2°C to 8°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Working Pressure\u003c\/td\u003e\n\u003ctd\u003e2.0 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Test Pressure\u003c\/td\u003e\n\u003ctd\u003e3.0 MPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Capacity Range\u003c\/td\u003e\n\u003ctd\u003e3–38 TR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Refrigeration Capacity\u003c\/td\u003e\n\u003ctd\u003e10–134 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eZhejiang Hongsen Machinery Co., Ltd.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003eManufacturer nominal capacities are stated at an evaporating temperature of +5°C, condensing temperature of +40°C and superheat of 2°C.\u003c\/p\u003e\n\u003ch4\u003e\n\u003ca href=\"https:\/\/www.zjhsjx.com\/en\/sys-pd\/36.html\"\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/a\u003eAvailable Models\u003c\/h4\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003cth\u003eInlet\u003c\/th\u003e\n\u003cth\u003eOutlet\u003c\/th\u003e\n\u003cth\u003eNominal TR\u003c\/th\u003e\n\u003cth\u003eCapacity\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eFRF22W-3-3-5\u003c\/td\u003e\n\u003ctd\u003e01.32.200\u003c\/td\u003e\n\u003ctd\u003e3\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e5\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e10 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFRF22W-3-4-5\u003c\/td\u003e\n\u003ctd\u003e01.32.199\u003c\/td\u003e\n\u003ctd\u003e1\/2 in ODF\u003c\/td\u003e\n\u003ctd\u003e5\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e3\u003c\/td\u003e\n\u003ctd\u003e10 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFRF22W-4-4-7\u003c\/td\u003e\n\u003ctd\u003e01.32.201\u003c\/td\u003e\n\u003ctd\u003e1\/2 in ODF\u003c\/td\u003e\n\u003ctd\u003e7\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003ctd\u003e14 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFRF22W-6-4-5\u003c\/td\u003e\n\u003ctd\u003e01.32.202\u003c\/td\u003e\n\u003ctd\u003e1\/2 in ODF\u003c\/td\u003e\n\u003ctd\u003e5\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003e20 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFRF22W-6-4-7\u003c\/td\u003e\n\u003ctd\u003e01.32.203\u003c\/td\u003e\n\u003ctd\u003e1\/2 in ODF\u003c\/td\u003e\n\u003ctd\u003e7\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e6\u003c\/td\u003e\n\u003ctd\u003e20 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFRF22W-7.5-5-7\u003c\/td\u003e\n\u003ctd\u003e01.32.204\u003c\/td\u003e\n\u003ctd\u003e5\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e7\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e7.5\u003c\/td\u003e\n\u003ctd\u003e27 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFRF22W-11-5-7\u003c\/td\u003e\n\u003ctd\u003e01.32.205\u003c\/td\u003e\n\u003ctd\u003e5\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e7\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e11\u003c\/td\u003e\n\u003ctd\u003e38 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFRF22W-11-5-9\u003c\/td\u003e\n\u003ctd\u003e01.32.206\u003c\/td\u003e\n\u003ctd\u003e5\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e1-1\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e11\u003c\/td\u003e\n\u003ctd\u003e38 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFRF22W-12-5-7\u003c\/td\u003e\n\u003ctd\u003e01.32.207\u003c\/td\u003e\n\u003ctd\u003e5\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e7\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003e43 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFRF22W-12-5-9\u003c\/td\u003e\n\u003ctd\u003e01.32.208\u003c\/td\u003e\n\u003ctd\u003e5\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e1-1\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e12\u003c\/td\u003e\n\u003ctd\u003e43 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFRF22W-15-5-9\u003c\/td\u003e\n\u003ctd\u003e01.32.209\u003c\/td\u003e\n\u003ctd\u003e5\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e1-1\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e54 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFRF22W-15-7-9\u003c\/td\u003e\n\u003ctd\u003e01.32.210\u003c\/td\u003e\n\u003ctd\u003e7\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e1-1\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e54 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFRF22W-18-7-9\u003c\/td\u003e\n\u003ctd\u003e01.32.211\u003c\/td\u003e\n\u003ctd\u003e7\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e1-1\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e18\u003c\/td\u003e\n\u003ctd\u003e63 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFRF22W-18-7-11\u003c\/td\u003e\n\u003ctd\u003e01.32.212\u003c\/td\u003e\n\u003ctd\u003e7\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e1-3\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e18\u003c\/td\u003e\n\u003ctd\u003e63 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFRF22W-26-7-11\u003c\/td\u003e\n\u003ctd\u003e01.32.213\u003c\/td\u003e\n\u003ctd\u003e7\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e1-3\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e26\u003c\/td\u003e\n\u003ctd\u003e92 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFRF22W-26-9-11\u003c\/td\u003e\n\u003ctd\u003e01.32.214\u003c\/td\u003e\n\u003ctd\u003e1-1\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e1-3\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e26\u003c\/td\u003e\n\u003ctd\u003e92 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFRF22W-30-7-11\u003c\/td\u003e\n\u003ctd\u003e01.32.215\u003c\/td\u003e\n\u003ctd\u003e7\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e1-3\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e30\u003c\/td\u003e\n\u003ctd\u003e104 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFRF22W-30-9-11\u003c\/td\u003e\n\u003ctd\u003e01.32.216\u003c\/td\u003e\n\u003ctd\u003e1-1\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e1-3\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e30\u003c\/td\u003e\n\u003ctd\u003e104 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFRF22W-38-9-11\u003c\/td\u003e\n\u003ctd\u003e01.32.217\u003c\/td\u003e\n\u003ctd\u003e1-1\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e1-3\/8 in ODF\u003c\/td\u003e\n\u003ctd\u003e38\u003c\/td\u003e\n\u003ctd\u003e134 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch4\u003eInstallation Notice\u003c\/h4\u003e\n\u003cp\u003eProtect the valve body with a wet cloth during brazing and direct the torch flame away from the valve body. Use an appropriate low-temperature silver brazing alloy. Installation, adjustment and maintenance should be performed by qualified refrigeration technicians.\u003c\/p\u003e\n\u003ch4\u003eApplications\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eCommercial cold rooms\u003c\/li\u003e\n\u003cli\u003eWalk-in coolers and freezers\u003c\/li\u003e\n\u003cli\u003eRefrigerated warehouses\u003c\/li\u003e\n\u003cli\u003eIce-making equipment\u003c\/li\u003e\n\u003cli\u003eDehumidification equipment\u003c\/li\u003e\n\u003cli\u003eCommercial refrigeration systems\u003c\/li\u003e\n\u003cli\u003eMedium- and large-capacity evaporators\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSelection Information\u003c\/h4\u003e\n\u003cp\u003ePlease provide the following information before ordering:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRefrigerant\u003c\/li\u003e\n\u003cli\u003eRequired refrigeration capacity\u003c\/li\u003e\n\u003cli\u003eEvaporating temperature\u003c\/li\u003e\n\u003cli\u003eCondensing temperature\u003c\/li\u003e\n\u003cli\u003eInlet and outlet connection sizes\u003c\/li\u003e\n\u003cli\u003eEvaporator pressure drop\u003c\/li\u003e\n\u003cli\u003eRequired model and quantity\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HONGSEN","offers":[{"title":"FRF22W-3-3-5","offer_id":44023906959419,"sku":null,"price":19.0,"currency_code":"USD","in_stock":true},{"title":"FRF22W-3-4-5","offer_id":44023906992187,"sku":null,"price":19.0,"currency_code":"USD","in_stock":true},{"title":"FRF22W-4-4-7","offer_id":44023907024955,"sku":null,"price":19.0,"currency_code":"USD","in_stock":true},{"title":"FRF22W-6-4-5","offer_id":44023907057723,"sku":null,"price":20.0,"currency_code":"USD","in_stock":true},{"title":"FRF22W-6-4-7","offer_id":44023907090491,"sku":null,"price":20.0,"currency_code":"USD","in_stock":true},{"title":"FRF22W-7.5-5-7","offer_id":44023907123259,"sku":null,"price":21.0,"currency_code":"USD","in_stock":true},{"title":"FRF22W-11-5-7","offer_id":44023907156027,"sku":null,"price":23.0,"currency_code":"USD","in_stock":true},{"title":"FRF22W-11-5-9","offer_id":44023907188795,"sku":null,"price":23.0,"currency_code":"USD","in_stock":true},{"title":"FRF22W-12-5-7","offer_id":44023907221563,"sku":null,"price":24.0,"currency_code":"USD","in_stock":true},{"title":"FRF22W-12-5-9","offer_id":44023907254331,"sku":null,"price":24.0,"currency_code":"USD","in_stock":true},{"title":"FRF22W-15-5-9","offer_id":44023907287099,"sku":null,"price":26.0,"currency_code":"USD","in_stock":true},{"title":"FRF22W-15-7-9","offer_id":44023907319867,"sku":null,"price":26.0,"currency_code":"USD","in_stock":true},{"title":"FRF22W-18-7-9","offer_id":44023907352635,"sku":null,"price":35.0,"currency_code":"USD","in_stock":true},{"title":"FRF22W-18-7-11","offer_id":44023907385403,"sku":null,"price":35.0,"currency_code":"USD","in_stock":true},{"title":"FRF22W-26-7-11","offer_id":44023907418171,"sku":null,"price":43.0,"currency_code":"USD","in_stock":true},{"title":"FRF22W-26-9-11","offer_id":44023907450939,"sku":null,"price":43.0,"currency_code":"USD","in_stock":true},{"title":"FRF22W-30-7-11","offer_id":44023907483707,"sku":null,"price":51.0,"currency_code":"USD","in_stock":true},{"title":"FRF22W-30-9-11","offer_id":44023907516475,"sku":null,"price":51.0,"currency_code":"USD","in_stock":true},{"title":"FRF22W-38-9-11","offer_id":44023907549243,"sku":null,"price":62.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/8920\/8123\/files\/2026-08-21_134756_658.png?v=1787291721","url":"https:\/\/xiaxuecoldroom.com\/products\/hongsen-frf22w-r22-odf-thermostatic-expansion-valves","provider":"XIAXUE Refrigeration","version":"1.0","type":"link"}