White-Rodgers Mercury Flame Sensor 3098-156

The white rodgers 3098-156 mercury flame sensor is for proving pilot flame and controlling main valves in cycle pilot applications. Features a 20 bulb style designed to fit with various oem applications and replace 17 or 18 bulb styles. Includes adapter fittings to allow use of these mercury flame sensors with competitive burners. Forty-eight inch sensor allows unit to be mounted remotely on multiple-burner or adjacent to ignitor on other applications.