See Details Compare OEM A.O. Smith Water Heater Pressure Switch Replaces NS2-0544-00 100055294 Fits A.O. Smith Century MSRP: Now: $76.99 Was: This is a brand new OEM A.O. Smith upgraded Water Heater Pressure Switch. It has two wiring terminals and one hose port. It replaces the part numbers listed below. Replaces Old Part #s: NS2-0544-00 100055294 Repair... MSRP: Now: $76.99 Was: See Details Compare
