WABCO part description

Quadruple Protection Valve

Product Attributes

Weight 2.0613
Calculated Volume (dm³) 0.99745
Max. operating pressure 290.1 psi
Temperature Range -40°C to +90°C
Closing Pressure Dynamic 21 6.7 bar
Closing Pressure Dynamic 22 97.2 psi
Opening pressure 23 7 bar
Closing Pressure Dynamic 23 97.2 psi
Opening pressure 22 7 bar
Closing Pressure Dynamic 24 97.2 psi
Opening pressure 21 7 bar
Charging Pressure 3.5 bar
Type dynamic
Closing Pressure Dynamic 24 97.2 psi
Size 97 x 113 x 91
Port thread 22 M16 x 1.5
Port thread 23 M16 x 1.5
Port thread 1 M22 x 1.5
Opening Pressure Circuit 1+2 7.0 + 7.0 bar
Port thread 4 M16 x 1.5
Opening pressure 24 7 bar
Port thread 24 M16 x 1.5
Port thread 21 M16 x 1.5
Pressure Sensor No

Whether it’s for cars, buses, trucks, or trailers, WABCO® is at the frontline at developing and providing products and systems to make vehicles safer and easier to control. Founded in 1869, WABCO is a major supplier of braking, stability, suspension and transmissions in the Americas and beyond. The company is recognized as introducing the modern air brake system in 1869, and continues to lead the industry in air brake design and production for the heavy duty and commercial vehicle sectors. Today, WABCO operates as a division of the German auto parts maker ZF and employs 16,000 employees in facilities in 36 countries worldwide.

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