the Johnson Controls VG7000 series is designed for serviceability

The high limit adjustment allows for a 3 to 1 psig differential relative to supply pressure

suitable for larger atmospheric furnaces and commercial water heaters

Standard York units are usually rated up to 5

Honeywell C7027A1049 Flame Detector 322838-752 the Johnson Controls VG7000 seriesWhen you're out in the field dealing with industrial burner assemblies, you need a C7027A1049 Flame Detector that provides precise ultraviolet flame detection without the nuisance of false signals. This Honeywell Minipeeper is the industry standard for monitoring coal, gas, and oil fired burners. Engineered for a seamless fit, it mounts directly onto a 1 2 inch sighting pipe using its integral collar and includes a 1 2 inch NPT spud connector for