it supports a maximum pressure of 0

swivel joint

and A8ABL series

Can I use this as a universal SPDT replacement

The 40VA rating indicates the maximum power load the transformer can handle without overheating

Functional Devices RIBH2C Relay it supports a maximum pressureThe Functional Devices RIBH2C Relay is a heavy duty, pre wired 10 Amp pilot control relay designed for reliable switching in building automation and HVAC control systems. This enclosed relay features two SPDT (Single Pole Double Throw) contacts, providing the versatility needed for managing multiple independent loads or creating interlocking logic in commercial building automation environments. Built for the rigors of field installation, the unit is