Auburn E5-FRS-4-24 Flame Rod R-448A which provides a higher level

which provides a higher level of filtration compared to standard 40-micron alternatives

it allows technicians to fine-tune system restarts and avoid rapid short-cycling

including R-717 (Ammonia)

An open circuit at room temperature indicates a failed switch

The Carrier 311213-403 Collector Box is the genuine OEM replacement designed specifically for the cold end of 90% AFUE secondary heat exchangers

Auburn E5-FRS-4-24 Flame Rod R-448A which provides a higher levelThe Auburn E5 FRS 4 24 Flame Rod is a critical safety component designed for high performance flame detection in industrial and commercial combustion systems. Featuring a 24 inch probe length and a 1 4 18 NPT mounting, this sensor utilizes flame rectification to provide continuous signal feedback to the ignition control board. Constructed with a Kanthal electrode, the E5 FRS 4 24 is engineered to withstand extreme operating temperatures up to 2350F,