The Air Management System requires additional clearance on the back side for electrical connections. Tall spacers enable modular connection while providing the necessary clearance.
To allow wireless communication between the Air Management System base and remote hubs, EXW1-A11N wireless adapters are required. It conveniently attaches to the side of the hub.
These cables are used for communication between the hub and the standby regulator(s) and isolation valve to control their operation.