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2 Pieces Thermal Release Valve for Pressure Washer Pump, 1/4 Inch NPT Thermal Relief Valve, Replacement Pump Protector 678169004, 678169002 and 678169001, 208673GS, 21783GS, 194298GS and B3090GS

Free shipping on orders over $29.99

$9.99

$ 4 .99 $4.99

In Stock

About this item

  • [WHAT YOU GET] - You will get 2 pieces of thermal relief valves with 1/4" NPT thread. The thermal release valve must be replaced once the temperature rise to 145°F. Maximum temperature of pump inlet is 200 PSI.
  • [PREMIUM QUALITY] - The thermal protector for pressure washer is made of heavy duty brass, durable, resistance to oil, corrosion.
  • [HOW TO WORK] - Pressure washer thermal release valve is used to prevent pumps from being overheated at work. Once the pump temperature rises up to 145°F, seal on the valve melts and then hot water will be expelled out and cold water will be allowed in.
  • [COMPATIBILITY] - The thermal release valve is compatible with many brands pressure washers, such as Generac, Homelite, Karcher, Briggs, Power Stroke, Husky, Black Max, Craftsman, Him Ore and Ridged. Replacement parts for Homelite 678169004, 678169002 and 678169001. Fit for Briggs and Stratton parts 208673GS, 21783GS, 194298GS and B3090GS.
  • [EASY TO INSTALL] - Completed with 1/4" NPT thread, the thermal relief valve can be simply installed, disassembled with tools.



Thermal Relief Valve protects pressure washer pumps operating in a safe temperature range to prevent overheating.

Specifications:
Item: Thermal Relief Valve
Material: Brass
Overall Length: 1.7Inch (43mm)
Thread: 1/4 Inch NPT

Package Included:
2Pcs x Thermal Relief Valve


Nicole Abbott
Reviewed in the United States on March 9, 2025
Works great replaced original item that got damaged
Theo
Reviewed in the United States on July 13, 2024
Very fast delivery, works perfectly!!!
Bruce W.
Reviewed in Canada on June 7, 2024
These thermal valves were perfect for my pressure washer. Extremely satisfied with my purchase
Client d'
Reviewed in Canada on June 28, 2024
Faciliter d’installation
John Duggins
Reviewed in the United States on May 8, 2024
it worked perfect for my pressure washer
Franck
Reviewed in Canada on May 31, 2024
Ces la même pieces dorigine
Pawel w
Reviewed in the United States on May 17, 2024
I bought this for my Honda pressure washer and it fitted.
julie nunez
Reviewed in the United States on October 30, 2024
This didn't fit our water preasure machine.
Juan Jose Garcia Martinez
Reviewed in the United States on October 27, 2024
Estoy muy contento
Jason
Reviewed in the United States on October 2, 2024
Good direct replacement fit just as it should and worked with no issues. Simple installation so far quality is good
Nelson Kaiser
Reviewed in Canada on September 11, 2023
Valve works great.no leaks
Babybrass
Reviewed in Canada on July 24, 2023
This was exactly what we needed.
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