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When the internal sensor detects excessive ambient heat near the burner box—often caused by a cracked heat exchanger
and foreign matter down to 20 microns in a single pass with negligible pressure drop
allowing service technicians to manage 277V loads up to 5 Amps
you may see frosting at the TXV outlet
Belimo BAE165 Thermal Sensor Els PW 17895 When the internal sensor detectsThe Belimo BAE165 is a professional grade 165F electric thermal sensor engineered for critical integration within fire and smoke damper systems. Designed to interface directly with Belimo FSxx series actuators, this thermoelectric tripping device functions as a primary safety limit that interrupts power when duct temperatures exceed the 165F (74C) threshold. Featuring a Single Pole Single Throw (SPST), normally closed configuration, it ensures that