Lochinvar 100165923 Flame Sensor Kit with Gasket

The Lochinvar 100165923 is a genuine OEM flame sensor kit designed for Crest FBN(L) 2500-5000 heating boilers and select FTX series models. This critical safety component detects the presence of a burner flame to ensure proper ignition control and safe operation of gas-fired heating equipment.

Key Features:

• Complete kit includes flame sensor and mounting gasket for easy installation
• Monitors flame presence to ensure safe ignition and operation
• Essential for proper ignition control and safety shutoff functionality
• OEM-quality construction ensures reliable performance and exact fit
• Length: 6.6 inches (approximately)

This flame sensor works by detecting flame current during combustion, sending signals to the control module to verify proper burner operation. If no flame is detected, the system will safely shut down to prevent gas buildup. Regular inspection and replacement of flame sensors is recommended as part of routine maintenance for optimal heating system performance and safety.

Compatible Applications: Designed specifically for Lochinvar Crest FBN(L) 2500-5000 heating boilers and related commercial heating equipment.