What temperature does the valve open at?

The valve opens at 140 degrees Fahrenheit.

What materials is the valve made of?

The valve is made of brass and plastic (flow directing cap).

The valve is compatible with Karcher Models G4000OH, G4000RHv2, HD3.1/31Pv2, and HD4.0/36Pv2.

The max psi on this thermal relief valve is 3300 PSI.

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Item #:79442931

4.5 rating

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Order now and get it around Friday, January 31

Availability : In Stock

Imported from USA store

Quantity :

Ships from Ubuy, Sold By : Ultimate Washer®

Note: Step Down Voltage Transformer required for using electronics products of US store (110-120.). Recommended power converters Buy Now.

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The thermal relief valve opens to release hot water and allow cold water to enter the pump so it continues to operate at a safe temperature.

Thermal Relief Valve is Used to Prevent a Pressure Washer Pump from Overheating if Running in Bypass for Extended Periods of Time
Valve Opens at 140 Degree Discharging Hot Water from Pump and Allows Cool Water in; Automatically Resets at Cool Down to 115 Degree F
1/2" MPT (valve is mounted in bypass line); 1/8" FPT Discharge Side
Material: Brass and Plastic (flow directing cap)
Universally Fits 1/2" Bypass Lines

Material	Brass, Plastic
Brand	Ultimate Washer
Exterior Finish	Plastic
Inlet Connection Size	0.5 inches (1.3 cm)
Inlet Connection Type	National Pipe Tapered
Outlet Connection Type	MNPT
Specification Met	UL
Valve Type	thermal relief,thermal relief valve
Manufacturer	Ultimate Washer
UPC	852090007922
Date First Available	2021-3-27 19:18:40
Item weight	0.5 lbs (0.23 kg)

Ultimate Washer UW11-PW5D4S Thermal Relief Valve for Pressure Washers, Inlet 1/2-Inch Male, Pump Saver Device, Compatible with Karcher 91840130

Overview

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Question : What temperature does the valve open at?
Answer : The valve opens at 140 degrees Fahrenheit.
Question : What materials is the valve made of?
Answer : The valve is made of brass and plastic (flow directing cap).
Question : Which pressure washer models is this valve compatible with?
Answer : The valve is compatible with Karcher Models G4000OH, G4000RHv2, HD3.1/31Pv2, and HD4.0/36Pv2.
Question : What is the max psi on this thermal relief valve?
Answer : The max psi on this thermal relief valve is 3300 PSI.

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Ultimate Washer UW11-PW5D4S Thermal Relief Valve for Pressure Washers, Inlet 1/2-Inch Male, Pump Saver Device, Compatible with Karcher 91840130