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Argo Part #550001256 - Replacement Sensor Kit - Oswald Supply
Argo Part #550001625 - Argo Circuit Board For Argo Heater - Oswald Supply
Argo Part #240009669 - Ctrl, At Boiler, 2 Or 4 Element - Oswald Supply
Argo Part #14662070 - 1003-620 Ut Spark Module - Oswald SupplyArgo Part #14662070 - 1003-620 Ut Spark Module - Oswald Supply
FIELD CONTROLS PART #MGII-20 - 20" DRAFT OIL-GAS-WOOD-COAL  - Oswald SupplyFIELD CONTROLS PART #MGII-20 - 20" DRAFT OIL-GAS-WOOD-COAL  - Oswald Supply
Conbraco Model 12-208-08 Steam Safety Valve 3" MNPT x 3” FNPT - Oswald Supply

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Boiler Heating Supplies Controls FAQs

Boiler controls include thermostats, transformers, control boards, low water cut-offs, safety valves, and circulator pumps that regulate and protect the heating system.

A low water cut-off shuts down the boiler's burner if the water level drops too low, protecting the boiler from operating dry and overheating.

Yes. Replacement Argo parts such as control boards, transformers, and wire kits are available for electric boiler systems.

Manufacturers typically recommend testing safety and relief valves at least once a year to confirm they release pressure properly. Always check with manufacturer safety guidelines.