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Water Heater (170)
Commercial Heater (259)
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Gas Valve Part (6)
Indirect Water Heater (4)
Pilot Assembly (101)
Pilot Tubing (5)

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$1 to $5 (5)
$5 to $10 (294)
$10 to $15 (286)
$15 to $20 (234)
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$45 to $50 (169)

AO Smith

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Product Image of Kit, Conversion, 6 Elements, 4000w/480v, Apcom, 100109195
$385.58 each
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Product Image of Gas Valve/Venturi Assembly, LP, 100187875
Gas Valve/Venturi Assembly, LP, 100187875
SKU: 100187875
AO Smith
SKU: 100187875
Brand: AO Smith
$503.01 each
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Product Image of Kit, Heat Exchanger, 540, 100074699
Kit, Heat Exchanger, 540, 100074699
SKU: 100074699
AO Smith
SKU: 100074699
Brand: AO Smith
$611.12 each
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Product Image of Pilot Assembly, Nat, 239-41323-01, 100075702
$117.94 each
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Product Image of Kit, Cover, Junction Box, Left, 100338508
Kit, Cover, Junction Box, Left, 100338508
SKU: 100338508
AO Smith
SKU: 100338508
Brand: AO Smith
$5.25 each
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Product Image of Temperature Sensor, 100340535
Temperature Sensor, 100340535
SKU: 100340535
AO Smith
SKU: 100340535
Brand: AO Smith
$39.18 each
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Product Image of Kit, Detector, Cnds, Gas, Tankless, Ek880, 100342423
$48.29 each
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Product Image of Bypass, Cartridge, X3, Gas, Tankless, 100374700
$115.00 each
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Product Image of Kit, Heating Element, 5500w, 240v, 9.5", Inc, 10, 100287311
$22.49 each
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Product Image of Kit, Elem, 9000w, 240v, W/gasket, 100288323
$42.93 each
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Product Image of Kit, Control Board Assembly, HVHP, 100313171
Kit, Control Board Assembly, HVHP, 100313171
SKU: 100313171
AO Smith
SKU: 100313171
Brand: AO Smith
$233.37 each
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Product Image of 180,000 BTU ATHR-180X3 Adapt Premium Condensing Ultra-Low NOx Tankless Water Heater w/ Integrated X3 Scale Prevention Technology (Natural Gas)
$2,068.57 each
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Product Image of HW-200M Burkay 199,000 BTU Input Electronic Ignition Hot Water Boiler (Natural Gas)
$5,226.70 each
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Product Image of 120 Gallon CAHP-120 Fully Integrated Commercial Heat Pump Water Heater - Tall (6 kW, 208/240V)
$15,721.61 each
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Product Image of Temperature & Pressure Relief Valve, 100110738
$138.57 each
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Product Image of Display Overlay Kit, 100111538
Display Overlay Kit, 100111538
SKU: 100111538
AO Smith
SKU: 100111538
Brand: AO Smith
$207.69 each
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Product Image of Kit, Final Burner Assembly, Nat, 16", #34, 100210042
$125.01 each
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Product Image of Burner Assembly, 100265719
Burner Assembly, 100265719
SKU: 100265719
AO Smith
SKU: 100265719
Brand: AO Smith
$152.23 each
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Product Image of Pexlined Nipples, 3/4" x 2" (sold in pairs), 100108381
Pexlined Nipples, 3/4" x 2" (sold in pairs), 100108381
SKU: 100108381
AO Smith
SKU: 100108381
Brand: AO Smith
(2)
$18.71 each
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Product Image of White Rodgers Intellivent Gas Control for Natural Gas, 3.5" Manifold Pressure Setting, A=2.82", 100109740
$438.88 each
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Product Image of Flame Sensor Kit, 100109966
Flame Sensor Kit, 100109966
SKU: 100109966
AO Smith
SKU: 100109966
Brand: AO Smith
$46.15 each
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Product Image of Kit, Heating Element, 4500w, 240v, Copper, 100110007
$55.19 each
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Product Image of Burner w/o Target for Series 200/201, 100187865
$300.22 each
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Product Image of Kit, Burner Assembly, 100074492
Kit, Burner Assembly, 100074492
SKU: 100074492
AO Smith
SKU: 100074492
Brand: AO Smith
$131.88 each
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Product Image of Kit, Heater, Pipe, 100074682
Kit, Heater, Pipe, 100074682
SKU: 100074682
AO Smith
SKU: 100074682
Brand: AO Smith
$19.23 each
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Product Image of Kit, Burner Assembly, 100076260
Kit, Burner Assembly, 100076260
SKU: 100076260
AO Smith
SKU: 100076260
Brand: AO Smith
$145.95 each
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Product Image of Kit, Drain Valve, 3/4"x3", Childproof, 100158121
$11.81 each
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Product Image of Gasket, Condensate Trap, EPDM
Gasket, Condensate Trap, EPDM
SKU: 100338932
AO Smith
SKU: 100338932
Brand: AO Smith
$45.00 each
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Product Image of Water Shut-off Valve, Generic, Re3, 100345338
$240.83 each
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Product Image of Gas Cont, NG, ULN, 155f, 1" cav, 4" wc, 100355133
$168.34 each
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Product Image of HW-520-LP Burkay 416,000 BTU Output Electronic Ignition Hot Water Boiler (LP Gas)
$10,731.07 each
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Product Image of 50 Gallon HPTV-50 Voltex Residential Plug-In Hybrid Electric Heat Pump Water Heater - Tall (1PH, 0.9kW, 120V)
$3,344.58 each
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Product Image of 80 Gallon HPTV-80 Voltex Residential Plug-In Hybrid Electric Heat Pump Water Heater - Tall (1PH, 0.9kW, 120V)
$4,116.89 each
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Product Image of 50 Gallon Dura-Power DEL Commercial Electric Water Heater - Lowboy (9 kW 480V)
$2,509.66 each
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Product Image of DRE-52, 50 Gallon 15 KW Lime Tamer Commercial Electric Water Heater (480V, 3PH)
$5,045.89 each
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1-888-757-4774
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Product Image of 81 Gallon BTR-199 199,000 BTU Commercial Gas Water Heater (NG)
$9,294.00 each
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Product Image of 200 Gallon TJV-200A Custom-Line Jacketed & Insulated ASME Commercial Storage Tank
$4,872.60 each
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Product Image of Manifold/Gas Valve Assembly, NG, 100337333
$202.02 each
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Product Image of Thermal Cutoff Switch, 100352550
Thermal Cutoff Switch, 100352550
SKU: 100352550
AO Smith
SKU: 100352550
Brand: AO Smith
$7.49 each
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Product Image of CCB, Programmed, Bth 200 Series, 300-500k Btu, 100370999
$303.33 each
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Product Image of Kit, Gasket, Manifold, Lp Conversion, 100281157
$4.99 each
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Product Image of Kit, Assembly, Sensor, Moisture, Level, 2chamber, 100288250
$19.03 each
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Product Image of Kit, Elem, 6000w, 208v, W/gasket, 100288286
$42.93 each
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Product Image of Kit, Htg Elem, 208v, 15kw, 1/3 Phase, 100299123
$437.79 each
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Product Image of Kit, Anode Outlet, 42", 1"x4"nip, Mg, 100301578
$150.18 each
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Product Image of Condensate Switch, HVHP, 100311903
Condensate Switch, HVHP, 100311903
SKU: 100311903
AO Smith
SKU: 100311903
Brand: AO Smith
$47.50 each
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Product Image of Kit, Dip Tube, Pex, W/gasket, 40.5", 100112124
$16.40 each
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Product Image of Thermostat Replacement, 100112166
Thermostat Replacement, 100112166
SKU: 100112166
AO Smith
SKU: 100112166
Brand: AO Smith
$46.96 each
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More About AO Smith
A. O. Smith has manufactured high quality products and provided innovative hot water solutions for nearly 70 years. A. O. Smith patented the process for glass lining a water heater tank in 1936, and the glass-lined water heater remains the standard of the industry today.