Our Relay Emergency Valves are designed to provide reliable and efficient control of your vehicle's air supply. With various options available, including different supply and delivery port sizes, as well as control and emergency supply ports, you can find the perfect valve to fit your needs. The TR-401227 valve features a 4.5 PSI cracking pressure and a charging type design, while the TR-401229 valve offers the same cracking pressure and includes a ration feature. Sold individually, these valves are compatible with most makes and models, ensuring practicality and ease of use.

Relay Emergency Valves

Part #	Supply Port	Delivery Port/Tank Port	Control Port/Service Port	Emergency Supply Port
401226	(1) 1/2"	(4) 1/4"	(2) 1/4"	(1) 1/4"
401227	(1) 3/4"	(4) 3/8"	(1) 1/4"	(1) 1/4"
401229	(4) 3/8"	(1) 3/4"	(2) 1/4"	(1) 1/4"

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TR-401227 Has 4.5 PSI Cracking Pressure, Charging Type
TR-401229 Has 4.5 PSI Cracking Pressure, Has Ration Feature

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Description

Supply Port: 1/2", Delivery Port: 1/4", Control Port: 1/4", Emergency Supply Port: 1/4"(TR-401226)
Supply Port: 3/4", Delivery Port: 3/8", Service Port: 1/4", Emergency Supply Port: 1/4"(TR-401227)
Supply Port: 3/8", Tank Port: 3/4", Service Port: 1/4", Emergency Supply Port: 1/4"(TR-401229)

Associated Skus

Kit Contents

More Information

Description Fits

Fits Most Makes and Models

Fitment

Cancer and Reproductive Harm - www.P65Warnings.ca.gov.

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