Excel EM36180 Mack 7546-A1000S Relay Valve

Emergency Relay Valve Supply Port 1 1/2in P.T.Delivery Ports 4 1/4in P.T.Control Ports 2 1/4in P.T.Emergency Supply Port 1 1/4in P.T.

• Part number: EM36180
• OE MFG: MACK
• OEM Reference: 7546-A1000S
• Cross Reference: MACK : 7546-A1000S; OTHER : A1000, A-1000, FN18069 | PAI : 3618
• Product Class: Air Valves & Kits

The PAI EM36180 is an emergency relay valve with a 1 1/2-inch P.T. supply port, four 1/4-inch P.T. delivery ports, two 1/4-inch P.T. control ports, and a 1 1/4-inch P.T. emergency supply port. As heavy duty diesel truck parts, emergency relay valves regulate compressed-air delivery to braking circuits, using control pressure to respond quickly while supplying air from the reservoir. Mack lists 7546-A1000S as the OEM reference; additional cross-references include A1000 and A-1000.