The Cleaver-Brooks 833-2209 Boiler Burner Safety Control is a replacement safety control for Cleaver-Brooks boiler burner systems identified by part number 833-2209. Listings for this part also reference Honeywell ST73A1234 and ST73A1344, indicating cross-reference identifiers within the Honeywell ST73A family. This device functions as the safety interlock that governs burner operation and shutdown as part of the boiler's safety system. Verify that this 833-2209 matches your Cleaver-Brooks boiler model and the relevant Honeywell references in your equipment catalog before proceeding.
