Eldec Aircraft Proximity Switch Control Unit P/N 8-678-03 | eBay
Proximity Switches | Discrete Process Measurement | Textbook
B737Theory - Proximity Switch Electronic Unit (PSEU) This unit monitors the following systems: -takeoff configuration warning -landing configuration warning -landing gear -air/ground sensing -PSEU, its sensors, and its input signals (internal faults).
Inductive proximity switches | Baumer USA
Eldec Aircraft Proximity Switch Control Unit P/N 8-569-18 | eBay
KOYO HPA-600 -1568 PROXIMITY SWITCH CONTROL UNIT | Premier Equipment Solutions, Inc.