A.O. Smith Water Heater Parts

Browse AO Smith water heater parts and controls at New England Supply House. AO Smith is one of North America's leading manufacturers of residential and commercial water heaters, and our parts inventory covers the most commonly replaced components including thermostats, heating elements, anode rods, gas valves, pilot assemblies, and dip tubes.

Whether you're servicing a residential tank water heater or a large commercial unit, we stock the AO Smith replacement parts to restore hot water quickly. Our inventory includes parts for both gas and electric AO Smith water heaters, covering current models and older units. Same-day shipping from our Massachusetts warehouse keeps your service calls on schedule.