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Is the Danfoss 121L3277 a replacement for the 120U3277
Long-Term Reliability: Tested for over one million cycles with a replaceable ring packing design to extend the service life of the valve body
High-Altitude Compatibility: Designed to maintain accurate trip points in challenging venting environments
Common Questions Is the Sporlan 400200 compatible with R-410A systems
converting these readings into a precise 4
Lochinvar & A.O. Smith 100275527 Flue Sensor 321042-401 Is the Danfoss 121L3277 aThe Lochinvar & A. O. Smith 100275527 Flue Sensor with integrated grommet is a critical safety and monitoring component used across high efficiency condensing boilers and commercial water heaters. This negative temperature coefficient (NTC) thermistor provides real time flue gas temperature monitoring to the control board, ensuring the appliance operates within specified thermal limits and prevents heat exchanger damage. Designed as a direct
US$ 140.00
US$ 367.48
US$ 150.00
US$ 115.00
