Description:
The Bendix 2015037C91 Tractor Protection Valve is a critical safety component in heavy-duty truck air brake systems, engineered to protect the tractor and trailer from dangerous air-loss or trailer break-away events. It automatically shuts off the trailer service line when air pressure drops below a safe level or the trailer becomes disconnected, ensuring that the tractor’s brakes remain functional and avoiding unintended trailer movement.
Features:
Part#: 2015037C91
Compatibility: Heavy-duty trucks using air-brake systems (for example International/Navistar tractors)
Operating Pressure: ~45 psi
Operating Temperature: -40 °F to +200 °F in similar models
Material: Die-cast aluminum body
Valve Family: TP-5 style (Tractor Protection Valve)
Port / connection sizes (per third-party listings):
Service Rear Port: 1/2″ PTC
Stop Light Switch Port: 3/8″ PTC
Service Front Port: 3/8″ PTC
Trailer Control Port: 1/2″ PTC
Trailer Service Supply Port: 1/2″ NPT
Trailer Emergency Supply Port: 3/8″ PTC
Weight: 2.49 lbs
- 2015037C91
 
    
    
    
    
    
