AO Smith Residential Water Heaters

AO Smith Vertex and ProMax residential gas water heaters represent innovative technology designed to maximize efficiency and quality. The Vertex power-vent and power direct-vent gas water heaters take high-demand homes to the pinnacle of hot water availability. Vertex offers up to 96% thermal efficiency with performance that rivals much larger water heaters. ProMax water heaters are engineered to help lower your energy bills and provide exceptional reliability. They go the extra mile in safety innovation with C3 Technology that protects against accidental ignition of flammable vapors.

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  • 50 Gallon - 100,000 BTU Vertex 100 Power Direct Vent Residential Gas Water Heater (Nat Gas) View Specs
    • SKU: GDHE-50-NG
    • Brand: AO Smith

    $2,031.99 / each

    In Stock! (18 Available) Ships in 24-48 Hrs
  • 50 Gallon ProMax 6 Yr Warranty Residential Gas Water Heater - Tall Model View Specs
    • SKU: GCV-50
    • Brand: AO Smith

    $467.99 / each

    $913.90 / box
    2 x $456.95

    In Stock! (22 Available) Ships in 24-48 Hrs
  • Concentric Vent Kit for Vertex Water Heaters View Specs
    • SKU: 9006328005
    • Brand: AO Smith

    $127.95 / each

    In Stock! (16 Available) Ships in 24-48 Hrs
  • 50 Gallon - 76,000 BTU Vertex Power-Vent Residential Gas Water Heater View Specs

    $1,599.95 / each

    In Stock! (10 Available) Ships in 24-48 Hrs
  • 50 Gallon - 50,000 BTU ProMax Power Vent Residential Gas Water Heater (NG) View Specs

    $936.99 / each

    $1,827.90 / box
    2 x $913.95

    In Stock! (6 Available) Ships in 24-48 Hrs
  • 50 Gallon - 40,000 BTU Effex High Efficiency Residential Gas Water Heater View Specs
    • SKU: GAHH-50
    • Brand: AO Smith

    $787.99 / each

    $1,547.90 / box
    2 x $773.95

    In Stock! (11 Available) Ships in 24-48 Hrs
  • 40 Gallon - 50,000 BTU ProMax Power Vent Residential Gas Water Heater (NG) View Specs

    $825.99 / each

    $1,611.90 / box
    2 x $805.95

    In Stock! (14 Available) Ships in 24-48 Hrs
  • 50 Gallon - 100,000 BTU Vertex 100 Power Direct Vent Residential Gas Water Heater (LP Gas) View Specs
    • SKU: GDHE-50-LP
    • Brand: AO Smith

    $2,099.95 / each

    $4,095.90 / box
    2 x $2,047.95

    In Stock! (9 Available) Ships in 24-48 Hrs
  • 74 Gallon ProMax High Recovery 10 Yr Warranty Residential Water Heater (Nat Gas) View Specs

    $876.99 / each

    $1,711.90 / box
    2 x $855.95

    In Stock! (26 Available) Ships in 24-48 Hrs
  • 50 Gallon Voltex Residential Hybrid Electric Heat Pump Water Heater View Specs

    $1,299.95 / each

    In Stock! (6 Available) Ships in 24-48 Hrs
  • 50 Gallon - 40,000 BTU ProMax Power Vent Residential Gas Water Heater (NG) View Specs

    $906.99 / each

    $1,769.90 / box
    2 x $884.95

    In Stock! (5 Available) Ships in 24-48 Hrs
  • 50 Gallon ProMax Residential Electric Water Heater - Tall Model View Specs

    $405.99 / each

    $799.90 / box
    2 x $399.95

    In Stock! (1 Available) Ships in 24-48 Hrs
  • 40 Gallon ProMax 6 Yr Warranty Residential Gas Water Heater - Short Model View Specs
    • SKU: GCVL-40
    • Brand: AO Smith

    $423.99 / each

    $827.90 / box
    2 x $413.95

    In Stock! (6 Available) Ships in 24-48 Hrs
  • 74 Gallon ProMax High Recovery 6 Yr Warranty Residential Water Heater (Nat Gas) View Specs

    $806.99 / each

    $1,573.90 / box
    2 x $786.95

    In Stock! (7 Available) Ships in 24-48 Hrs
  • 40 Gallon ProMax 6 Yr Warranty Residential Gas Water Heater - Tall Model View Specs
    • SKU: GCV-40
    • Brand: AO Smith

    $422.99 / each

    $825.90 / box
    2 x $412.95

    In Stock! (28 Available) Ships in 24-48 Hrs
  • 19 Gallon ProMax Compact Residential Electric Water Heater View Specs

    $399.95 / each

    $779.90 / box
    2 x $389.95

    In Stock! (6 Available) Ships in 24-48 Hrs
  • 75 Gallon - 72,000 BTU ProMax Power Vent Residential Gas Water Heater w/ Side Connection (NG) View Specs

    $1,297.99 / each

    $2,531.90 / box
    2 x $1,265.95

    In Stock! (6 Available) Ships in 24-48 Hrs
  • 6 Gallon ProMax Compact Residential Electric Water Heater View Specs

    $240.99 / each

    $471.90 / box
    2 x $235.95

    Out of Stock Allow 2 Weeks to Ship Out
  • 50 Gallon - 50,000 BTU ProMax Power Vent Residential Gas Water Heater (LP) View Specs

    $989.95 / each

    $1,931.90 / box
    2 x $965.95

    In Stock! (3 Available) Ships in 24-48 Hrs
  • 80 Gallon Voltex Residential Hybrid Electric Heat Pump Water Heater View Specs

    $1,858.99 / each

    $3,625.90 / box
    2 x $1,812.95

    In Stock! (5 Available) Ships in 24-48 Hrs