Lochinvar & A.O. Smith 100208561 Flue Sensor 321042-401 This specific model is a

This specific model is a direct OEM replacement for legacy part numbers

The Carrier 32LT660005 Motor Master1 Drive 460V is a critical solid-state head pressure control engineered to maintain performance in demanding outdoor conditions

Key Benefits Precise Actuator Response: Integrates a positive positioning relay to ensure exact 3/4-inch travel for superior flow modulation

This HVAC suction filter incorporates a dual access valve configuration

this tool can be used with a USB-to-RS232 adapter

Lochinvar & A.O. Smith 100208561 Flue Sensor 321042-401 This specific model is aThe Lochinvar & A. O. Smith 100208561 Flue Sensor is a critical high temperature monitoring component engineered for precision in FTXL FTX 400 850(N L) heating boilers and Aquas AP400 850 commercial pool package heaters. As a direct replacement for TST20026K and 100170554, this updated flue temperature sensor provides real time thermal feedback to the control board to verify safe combustion levels and prevent exhaust system overheating. For a