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facilitating long-term operational reliability in commercial pneumatic control systems
rated for operation in temperatures up to 200°C (392°F)
technicians ensure the sensor element matches the control board's programmed parameters
Universal Compatibility: Seamlessly integrates with Belimo AFB
The 100135309 is verified for use with Lochinvar Knight (Models KBN
Lennox 74W77 Limit Switch 323613-751 facilitating long-term operational reliability inThe Lennox 74W77 Limit Switch is a critical OEM safety component engineered for precise thermal regulation within Lennox furnaces and air handlers. This L155 30F limit switch is calibrated to open at 155F and automatically reset when the temperature drops by 30F, preventing heat exchanger damage and ensuring safe operational cycles. Designed as a direct Lennox 74W77 replacement, this high limit control utilizes a bimetal sensing element to monitor
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