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If your controller outputs a voltage signal (such as 6-9 Vdc)
For 240V dual-element residential systems
non-positional mounting solution with a universal break-off bracket
a stainless steel trim or globe valve equivalent should be sourced
Utica-Dunkirk PB00903 Flame Sensor Refrigerant If your controller outputs aThe Utica Dunkirk PB00903 Flame Sensor is a specialized mercury flame sensor engineered for precision flame monitoring in cycling pilot ignition systems. As an E type mercury sensor with a bulb style #19, this component is essential for detecting the presence of a pilot flame and allowing the main gas valve to energize. The 48 inch capillary length provides sufficient reach for various HVAC burner box configurations, making it a versatile OEM