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The Supco FLS401 is a reliable flame sensor replacement designed for use with popular ignition systems. This sensor can replace flame sensors for multiple brands including Mars 67970, White-Rogers 760-401, and Packard PFS401.
Efficiently monitors flame presence to enhance safety and performance in gas heating systems.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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