The FA7484-4 Rotary Lift Lock Latch Air Valve For Smartlifts is for Rotary Lift Smartlifts that the lock latch valve operates on 220/230VAC. The valve is an electric operated air valve.
This valve is what sends the air to the lock latch air cylinder located in the lift housing that releases the lock to allow the lift to be lowered. These valves will often start to buzz before they fail.
Rotary Genuine Part.