{"product_id":"suttner-thermal-relief-valve-3-8-mpt-140-f-auto-reset-for-pressure-washers","title":"Suttner Thermal Relief Valve – 3\/8\" MPT, 140°F Auto Reset for Pressure Washers","description":"\u003cp\u003e\u003cstrong\u003eSuttner Thermal Relief Valve – 3\/8\" MPT, 140°F Auto Reset for Pressure Washers\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eProtect your pressure washer pump from excessive heat with this \u003cstrong\u003eSuttner 140°F Thermal Relief Valve\u003c\/strong\u003e. Featuring a \u003cstrong\u003e3\/8\" Male NPT connection\u003c\/strong\u003e and automatic reset operation, this valve helps prevent heat-related pump damage caused by excessively hot water during extended bypass operation.\u003c\/p\u003e\n\u003cp\u003eWhen the water temperature reaches approximately \u003cstrong\u003e140°F\u003c\/strong\u003e, the valve opens to discharge hot water. Cooler incoming water can then enter the pump, helping lower the internal temperature. Once the temperature returns to a safe level, the valve \u003cstrong\u003eautomatically resets\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eSpecifications:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBrand:\u003c\/strong\u003e Suttner\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct:\u003c\/strong\u003e Thermal Relief Valve\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eInlet:\u003c\/strong\u003e 3\/8\" Male NPT\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eTemperature Rating:\u003c\/strong\u003e 140°F\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eAuto Reset:\u003c\/strong\u003e Yes\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eCold water pressure washers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHot water pressure washers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCommercial cleaning equipment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePressure washer pump systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUnloader bypass systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFeatures:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eActivates at approximately 140°F\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e3\/8\" Male NPT connection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAutomatic reset operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAutomatically discharges overheated water\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHelps protect pump seals, packings, and O-rings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHelps extend pressure washer pump life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSimple, automatic operation with no adjustment required\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuttner quality for demanding pressure washer applications\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat it does:\u003c\/h3\u003e\n\u003cp\u003eWhen a pressure washer is running with the trigger gun closed, the unloader may place the pump into bypass and recirculate water. Because the same water is repeatedly circulated through the pump, its temperature can rise quickly.\u003c\/p\u003e\n\u003cp\u003eAt approximately \u003cstrong\u003e140°F\u003c\/strong\u003e, the Suttner thermal relief valve opens and releases the overheated water. Cooler supply water can then enter the pump and reduce the temperature. The valve automatically resets once conditions return to normal.\u003c\/p\u003e\n\u003ch3\u003eWhy it matters:\u003c\/h3\u003e\n\u003cp\u003eExcessive heat during bypass operation can contribute to:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDamaged pump seals and O-rings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePremature packing wear\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWater leaks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReduced pump life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCostly repairs and equipment downtime\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eA thermal relief valve is a small and inexpensive component that can help protect one of the most expensive components on your pressure washer.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eSuttner 3\/8\" MPT 140°F Auto Reset Thermal Relief Valve\u003c\/strong\u003e is an excellent replacement or preventative-maintenance part for compatible commercial pressure washer systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNot sure if this is the correct thermal relief valve for your pressure washer? Reach out—we'll help you get the right part the first time.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003c\/ul\u003e","brand":"ST Sales","offers":[{"title":"Default Title","offer_id":43227374977122,"sku":"4963","price":20.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0915\/9358\/files\/4963_01_web_945e861a-61fa-4c9e-85b0-87f93b38f8db.webp?v=1787238135","url":"https:\/\/paintingequip.com\/products\/suttner-thermal-relief-valve-3-8-mpt-140-f-auto-reset-for-pressure-washers","provider":"ST Sales","version":"1.0","type":"link"}