Pressure switch square D 1-516kpa type acw-5
Square D Pressure switch 1-516 KPA, L-B, differential 28-105 kpa this item is second hand, maybe even never used. it looks in good condition with no apparent faults other than minor surface scratches from being stored in a box of fittings. has been in storage for decades for a future project that's never going to happen post or pick up