Schwank Heater Air Pressure Switch
SCHWANK A2750219 AIR PRESSURE SWITCH OLD SU80/130
Part No: 3540040 / MPN: A2750219
SCHWANK A2750537 AIR PRESSURE SWITCH NEW SU22/38
Part No: 3540042 / MPN: A2750537
SCHWANK 19202178 AIR PRESSURE SWITCH
Part No: 3540046 / MPN: 19202178