We're really sorry... ...we don't currently have that one in stock Please add your email and we'll notify you when it's back AO SMITH 100112016:K,COMBINED CONTROLLER,BTH 500,104 (replaces 9007442005) (Back to product) Home » Parts » Water Heater Parts » AO Smith Parts See More Products Like this One (5828 Items) A. O. SMITH 100112016 Product ID: 51723 AO SMITH 100112016:K,COMBINED CONTROLLER,BTH 500,104 (replaces 9007442005) $651.75 Qty To ensure the correct part, please enter the manufacturers name, model and serial number of your heater: Description Email Friend Ask a Question About this Product Return Policy | Shipping Policy « Previous | Next »