AO Smith 9003210115 Water Heater Element KitAO Smith 9003210115 is a high quality replacement element kit for residential water heaters. This 4500W 240V SSH 1 inch element (part 100109139) replaces older parts 9000415015 and 100108406, delivering consistent hot water and dependable performance. Whether you're upgrading an aging heater or performing routine maintenance, this water heater element kit delivers quick recovery and long lasting service. It operates at 4500W and 240V, with SSH 1 inch

this air tube kit is the perfect replacement part for many AO Smith water filtration systems

Body: Forged brass

Electrical: Relay ratings suitable for 120/208/240V systems and various load types

Standards: CSA (Canada/US)

Size and shaft: 3

it helps maintain flow and reduce air pockets while the separator operates at peak efficiency

Applicable Standard: ULC

At 1075 RPM

combining rugged durability with easy retrofit compatibility

Part #100111651 exact replacement for compatibility

The Amtrol 444 line delivers reliable air removal with an integrated air purger and automatic float vent

5 kV secondary to ensure strong ignition while meeting demanding industry standards