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Directory: Catalog > Water Heaters > A.O. Smith > Repair Parts

A.O. Smith Water Heater Repair Parts - Beginning with 10028xxxx to 10029xxxx

Parts that we offer for sale are listed in numerical order. Click on the part number link for pricing and ordering information, or return to our AO Smith Parts Index. Or you can go back one page.

 

  • 100280223: COMM, BACNET, XWH, 150-285
  • 100280224: Comm, Bacnet, XWH, 400-800
  • 100280225: COMM, MODBUS, XWH, 150-285
  • 100280226: COMM, MODBUS, XWH, 400-800
  • 100280610: Thermostat, TOD, Elect., 120-181DEG, 59T, with ECO
  • 100281153: Pilot/Thermopile with Tube, 1 in., CAV, 40TULN
  • 100281154: LP Conversion, 110C, 310C, 510C
  • 100281157: Gasket, Manifold, Propane (LP) Conversion
  • 100281521: Nipple, Outlet, HT2, 3/4 in. X5N
  • 100281522: Outlet Tube Assembly, 3/4NPTX5 in., 15.13 in. LG
  • 100281540: FBA, Natural Gas, 75 Gallon, Cast Iron
  • 100281561: FBA, Propane (LP), 75 Gallon, Cast Iron
  • 100281562: FBA, Natural Gas, 100 Gallon, Cast Iron
  • 100281563: FBA, Propane (LP), 100 Gallon, Cast Iron
  • 100281564: Burner Assembly W BRKT, Cast Iron
  • 100281565: Manifold/Orifice Assembly, Natural Gas, 75 Gallon
  • 100281566: Manifold/Orifice Assembly, Propane (LP)G, 75 Gallon
  • 100281567: Manifold/Orifice Assembly, Natural Gas, 100 Gallon
  • 100281568: Manifold/Orifice Assembly, Propane (LP)G, 100 Gallon
  • 100281569: Orifice, Natural Gas, 1/2 in. , Groove, #24
  • 100281570: Orifice, Propane (LP), 1/2 in. , Groove, #40
  • 100281571: Pilot Thermopile Tube Assembly, Natural Gas, HWL
  • 100281572: Pilot Thermopile Tube Assembly, Propane (LP), HWL
  • 100281573: Dip Tube, DIFF, 1-1/4NPTX4.0X41-5/16, PEX
  • 100281574: Valve Assembly, HWL, Natural Gas, 2 in. CAV, 181 Deg., 4 in.
  • 100282479: Dip Tube, PEX, 3/4 in. NPT X 3 in., HT2, 31 in.
  • 100282480: Bird Screens, Packaged, Large
  • 100283561: Outlet Tube Assembly, 3/4NPTX5.5 in., 22 in. LG
  • 100283608: Gas Control, Intelli-Vent, RES, Natural Gas
  • 100283609: Gas Control, Intelli-Vent, COMM, Natural Gas
  • 100283610: Inlet Tube, PEX, .650 OD, 38 in. , with Gasket
  • 100283641: Igniter, HSI, GEN2, Intelli-Vent
  • 100283643: Probe ECO/TSTAT, GEN2, Intelli-Vent
  • 100283835: 16 in. Burner Door Assembly, ESTAR, ULN
  • 100283836: 18 in. Burner Door Assembly, ESTAR, ULN
  • 100283837: Pilot Assembly, ESTAR, ULN
  • 100283838: LDO, Complete Assembly
  • 100283839: 24V, Damper, ESTAR, ULN
  • 100283840: Damper, Wire Harness
  • 100283851: 24V, Transformer
  • 100283852: Sensor, Door, ESTAR ULN, HW
  • 100284460: UIM Assembly, NX-GEN, PRG, GEN, with Screws
  • 100284481: Display, UIM, Bezel, Polaris, with Screws
  • 100284482: Sensor, ECO, Honeywell, Polaris, with Wires
  • 100284484: Burner, Polaris, 7.5 in., with Gasket & Hardware
  • 100284485: Blower, 85 Watt, with Gasket & Hardware
  • 100284486: Blower, 130 Watt, with Gasket & Hardware
  • 100284487: Blower, 300 Watt, with Gasket & Hardware
  • 100284488: Spark Rod /Cable Assembly
  • 100284489: Rod, Flame Sense Assembly, Polaris
  • 100284490: Gas Valve, Venturi Assembly, HWL, PST, Natural Gas, 100-150
  • 100284491: Gas Valve, Venturi Assembly, HWL, PST, Propane (LP), 100-150
  • 100284492: Gas Valve, Venturi Assembly, HWL, PST, Natural Gas,, 175-199
  • 100284493: Gas Valve, Venturi Assembly, HWL, PST, Propane (LP), 175-199
  • 100284494: Filter, Air Inlet, Shohlberg, with Filter
  • 100285165: ElectronicThermostat, Programmed, Service
  • 100285228: Parts, Bag, Recess
  • 100285331: Roof Jack 12 in. Length / 7-12 Max Pitch
  • 100285333: Roof Jack 32 in. Length / 7-12 Max Pitch
  • 100285412: Roof Jack 60 in. Length / 7-12 Max Pitch
  • 100285414: Roof Jack 95 in. Length / 7-12 Max Pitch
  • 100285417: Vent Kit / CV5 / 7-12 Max Pitch
  • 100285478: Vent Kit / CV7 / 7-12 Max Pitch
  • 100285479: Vent Kit / CV9 / 7-12 Max Pitch
  • 100285553: Vent Kit / CV9T / 7-12 Max Pitch
  • 100285555: Vent Kit / CV12 / 7-12 Max Pitch
  • 100286402: Arrestor Box Assembly, ULN
  • 100286573: Stage VI, Warranty Extension, 4 YR, Promaster, ST
  • 100286574: Stage VI, Warranty Extension, 4 YR, Promaster, SM
  • 100286575: Stage VI, Warranty Extension, 4 YR, Promaster, AM
  • 100286576: Stage VI, Warranty Extension, 4 YR, LOCHINVAR-8
  • 100287199: Gas Control Valve, Natural Gas
  • 100287290: Heating Element, 4500W, 240V, 13.125 in., INC
  • 100287311: Heating Element, 5500W, 240V, 9.5 in., INC
  • 100287507: Gas Control Valve, Natural Gas
  • 100287592: Burner Spring, ULN
  • 100287658: Display, 185F
  • 100287684: Tube, Flexible, SS, 3/4 in. FIP x 3/4 in. MIP, 12 in.
  • 100287685: Tube, Flexible, SS, 3/4 in. FIP x 1 in. MIP, 12 in.
  • 100287686: Tube, Flexible, SS, 3/4FIP x1 in. FIP, 64 in.
  • 100287687: Pump, TX1
  • 100287688: Control Assembly, Pump, TX1
  • 100288249: Assembly, Sensor, Moisture, Level, 1 Chamber
  • 100288250: Assembly, Sensor, Moisture, Level, 2 Chamber
  • 100288271: Assembly, Sensor, Moisture, Level, 4 Chamber
  • 100288272: Control, as Purchased, Instant Elec., 1C1P
  • 100288273: Control, Relay, Instant Elect. (SDE)
  • 100288274 : PCBA, Power Supply, as Purchased, 277/36VAC, Instant Elect.
  • 100288275: PWR Supply, Instant Elec, 5V, 1A
  • 100288276: Control, as Purchased, Instant Elec., 2C1P
  • 100288277: Control, as Purchased, Instant Elec., 4C1P
  • 100288278: Control, as Purchased, Instant Elec., 4C3P
  • 100288279: Thermistor with O-Ring, Elec., Tankless
  • 100288281: Display, Assembly, as Purchased, Instant Electric
  • 100288283: Element, 4500W, 208V, with Gasket
  • 100288284 : Element, 5000W, 240V, with Gasket
  • 100288285: Element, 5500W, 240V, with Gasket
  • 100288286: Element, 6000W, 208V, with Gasket
  • 100288287: Element, 4500W, 240V, with Gasket
  • 100288288: Element, 6000W, 240V, with Gasket
  • 100288290: Element, 3500W, 380V, with Gasket
  • 100288302: Element, 4500W, 240V, with Gasket
  • 100288304: Element, 1500W, 120V, with Gasket
  • 100288305: Element, 3500W, 240V, with Gasket
  • 100288306: Element, 2400W, 120V, with Gasket
  • 100288307: Element, 4000W, 277V, with Gasket
  • 100288308: Element, 3000W, 277V, with Gasket
  • 100288309: Element, 3500W, 120V, with Gasket
  • 100288310: Element, 7000W, 240V, with Gasket
  • 100288321: Element, 7000W, 208V, with Gasket
  • 100288322: Element, 9000W, 277V, with Gasket
  • 100288323: Element, 9000W, 240V, with Gasket
  • 100288324: Element, 1800W, 230V, with Gasket
  • 100288325: Element, 2000W, 230V, with Gasket
  • 100288326: Element, 4000W, 400V, with Gasket
  • 100288327: Element, 1500W, 120V, with Gasket
  • 100288328: Element, 1500W, 120V, with Gasket
  • 100288329: Element, 8000W, 400V, with Gasket
  • 100288330: Element, 4000W, 400V, with Gasket
  • 100288331: Element, 14000W, 240V, with Gasket
  • 100288332: Element, 10000W, 240V, with Gasket
  • 100288333: Element, 14000W, 380V, with Gasket
  • 100288756: Element, 16000W, 220V, with Gasket
  • 100288757: Element, 12000W, 380V, with Gasket
  • 100288758: Element, 12000W, 400V, with Gasket
  • 100288759: Element, 14000W, 208V, with Gasket
  • 100288760: Element, 6000W, 480V, with Gasket
  • 100288781: Element, 12000W, 480V, with Gasket
  • 100288782: Element, 14000W, 480V, with Gasket
  • 100288784: Element, 12000W, 240V, with Gasket
  • 100288785: Element, 7000W, 480V, with Gasket
  • 100288786: Element, 2000W, 400V, with Gasket
  • 100288787: Element, 3000W, 400V, with Gasket
  • 100288788: Element, 7000W, 380V, with Gasket
  • 100288789: Element, 6000W, 400V, with Gasket
  • 100288790: Element, 4000W, 480V, with Gasket
  • 100288791: Element, 16000W, 240V, with Gasket
  • 100288792: Element, 9000W, 220V, with Gasket
  • 100288793: Element, 8000W, 380V, with Gasket
  • 100288794: Element, 9000W, 480V, with Gasket
  • 100288795: Element, 10000W, 380V, with Gasket
  • 100288796: Element, 8250W, 220V, with Gasket
  • 100288797: Element, 5000W, 380V, with Gasket
  • 100288798: Element, 4000W, 380V, with Gasket
  • 100288799: Element, 18000W, 240V, with Gasket
  • 100288800: Element, 10000W, 480V, with Gasket
  • 100288801: Element, 16000W, 480V, with Gasket
  • 100288802: Element, 11000W, 277V, with Gasket
  • 100288803: Element, 1000W, 380V, with Gasket
  • 100288804: Element, 5000W, 480V, with Gasket
  • 100288805: Element, 8000W, 480V, with Gasket
  • 100289339: Neutralizer, 300K BTU, CN2-300C
  • 100290745: Brinker Service
  • 100291047: High Limit, 160F, Auto, SA-160HLS-A
  • 100291048: High Limit, 180F, Manual, SA-180HLS-M
  • 100291049: Temp Sensor Assembly, 2-4CH, SA-10K Therm
  • 100291509: Antiscale, Standalone, Prod. Pres.
  • 100291510: Antiscale Replacement Cartridge, Prod. Pres.
  • 100291511: Antiscale Prefilter, Prod. Pres.
  • 100291513: Prefilter Replacement Cartridge, 4 Prod. Pres.
  • 100291791: Nipples, Outlet
  • 100291792: Nipples, Inlet Foot
  • 100292011: Element, Mini Tank, 1440W, 120V, Incoloy
  • 100292012: Thermostat, Mini Tank
  • 100292013: Cutoff, Therm, Mini Tank
  • 100292014: Gasket, Heating Element, Mini Tank, 2 in. ID
  • 100292015: Anode, Mini Tank, 0.75 in. DIA X 3.17 in. L, A
  • 100292016: Bracket, Wall Mount, Mini Tank
  • 100293167: Sensor, Secondary, Tasseron
  • 100293169: Switch, Blocked Inlet
  • 100293170: Switch, Blocked Outlet
  • 100293211: Conversion, LTE/DCE, 2 Element, 4500W208V
  • 100293212: Conversion, LTE/DCE, 2 Element, 4500W240V
  • 100293213: Conversion, LTE/DCE, 2 Element, 5500W240V
  • 100293455: Pilot / Thermopile with Tubing, Natural Gas
  • 100293703: Conversion Kit, 4040, Energy Smart to STD
  • 100293704: Conversion Kit, 5040, Energy Smart to STD
  • 100295246: Assembly, HEX & Burner XWH-1000/2000
  • 100295247: Assembly, HEX & Burner XB-1000/2000
  • 100295248: Assembly, HEX & Burner XWH-1300/2600
  • 100295249: Assembly, HEX & Burner XB-1300/2600
  • 100295250: Assembly, HEX & Burner XWH-1700/3400
  • 100295251: Assembly, HEX & Burner XB-1700/3400
  • 100295252: Refractory, HEX, XB/XWH
  • 100295660: Vent Kit, Hi-Input, G75-76, PV
  • 100296865: Water Tube, Inlet, All
  • 100296866: Flow Group with Gaskets, All
  • 100296867: Return Group, with Gaskets, All
  • 100296868: Condensate Trap, All
  • 100296869: Hose, Condensate Trap, All
  • 100296870: Pipe, Flue Connection, All
  • 100296897: Vent, Sidewall, 3 in. Dia., AW
  • 100296900: Heat Exchanger Assembly, ACB/SCB 110
  • 100296901: Heat Exchanger Assembly, ACB/SCB 150
  • 100296904: Heat Exchanger Assembly, ACB/SCB 199
  • 100296905: Heat Exchanger, Brazed Plate, All
  • 100296906: HEX Top Plate, with Gasket, ACB/SCB 110
  • 100296909: HEX Top Plate, with Gasket, ACB/SCB 199
  • 100296920: Sensor, Inlet
  • 100296921: Flue Adapter with Analyzer Port, All
  • 100296922: Shutter, Air (LP Only), NK 110 L
  • 100296923: Shutter, Air (LP Only), NK 150 L
  • 100296924: Shutter, Air (LP Only), NK 199 L
  • 100296925: Mounting Plate, Waterset
  • 100296926: Sight Glass, FTX
  • 100296927: Pump Assembly, with Gaskets, All
  • 100296928: Unit Harness, with Flow Sensor, All
  • 100296929: Harness, Power, Aall
  • 100296930: Harness, Spark Ignitor, NK
  • 100296931: Valve, Relief, 50PSI, All
  • 100296932: Switch, Flow, All
  • 100296933: Switch, Pressure, All
  • 100296934: Switch, Gas Valve ON/OFF, All
  • 100296935: Gasket, Blower
  • 100296936: Gasket, Gas Valve Adapter, All
  • 100296937: Gasket, Venturi O-Ring, ACB 050-150
  • 100296938: Gasket, Venturi
  • 100296939: Gasket Ignitor
  • 100296941: Gasket, Sight Glass, Red, All
  • 100296942: Gasket, HEX, Top Plate, ACB/SCB 110
  • 100296943: Gasket, HEX, Top Plate, ACB/SCB 150
  • 100296944: Gasket, HEX, Top Plate, ACB/SCB 199
  • 100296945: Gasket, Burner, ACB/SCB 110
  • 100296946: Gasket, Burner, ACB/SCB 150, ACB/SCB 199
  • 100296947: Gasket, COPPER Tube, 1.20ODX.78IDX.13
  • 100296948: Gasket, Flow Group to BP HEX, All
  • 100296949: Fan, KH55-155/WH56-156, ACB/SCB 110-150
  • 100296950: Fan, KH199-285/WH200-286, ACB/SCB 199
  • 100296951: Sensor, Outlet
  • 100296952: Sensor, Flue, with Grommet, All
  • 100296953: Sensor, Flow, All
  • 100296954: Sensor, Outdoor, Air
  • 100296957: Gas Valve, with Gasket, Natural Gas, All
  • 100296958: Flange, Gas Valve, with Gasket, All
  • 100296959: Adapter, Gas Valve with Gasket, ACB/SCB 110
  • 100296960: Adapter, Gas Valve with Gasket, ACB/SCB 150
  • 100296962: Venturi, Natural Gas, ACB/SCB 110
  • 100296963: Venturi, Natural Gas, ACB/SCB 150
  • 100296964: Venturi, Natural Gas, ACB/SCB 199
  • 100296965: Venturi, Conversion, Propane (LP), ACB/SCB 110L
  • 100296966: Venturi, Conversion, Propane (LP), ACB/SCB 150L
  • 100296970: Venturi, Conversion, Propane (LP), ACB/SCB 199L
  • 100296971: Ignitor, with Gasket, All
  • 100296972: Burner Assembly, with Gasket, ACB/SCB 110
  • 100296973: Burner Assembly, with Gasket, ACB/SCB 150
  • 100296975: Burner Assembly, with Gasket, ACB/SCB 199
  • 100296976: Insulation, Top Plate, ACB/SCB 110
  • 100296977: Insulation, Top Plate, ACB/SCB 150
  • 100296978: Insulation, Top Plate, ACB/SCB 199
  • 100296979: Frame, SQ Tube
  • 100296980: Gasket, Sight Glass, White, All
  • 100296981: Coupling, Venturi W/CLAMPS, All
  • 100296982: Coupling, Air Inlet, All
  • 100296985: Clip, Diverter Motor
  • 100296986: Display Bezel, with Clips, All
  • 100296987: Harness, CONNECTION BOARD, All
  • 100296988: Bezel Bracket with Control Overlay ACB/SCB 110
  • 100296989: Bezel Bracket, Control Overlay LBL, ACB 150-199
  • 100296990: Jacket, Outer Top, ACB/SCB 110
  • 100296991: Jacket, Outer Top, Left, ACB150-199
  • 100296993: Jacket, Outer Top, Right, ACB/SCB 199
  • 100296994: Jacket, Outer Front, Door Assembly, ACB/SCB 110
  • 100296995: Jacket, Outer Front, Door Assembly, ACB150-199
  • 100296996: Jacket, Outer Left Side, All
  • 100296997: Right Side, All Front
  • 100297260: Vent, Sidewall, 2 in. Dia.
  • 100297428: Water Tube, Outlet, All
  • 100297429: Air Vent Auto
  • 100297430: LWCO, Auto Reset
  • 100297441: Combustion Analyzer Port Cover
  • 100297446: Gasket, Adapter, Flue, Universal, 80MM
  • 100298181: Heating Element, 5000W, 347V, 16.375 in., INC
  • 100298182: Heating Element, 6000W, 347V, 16.375 in., INC
  • 100299193: Control, Seisco, Instant Elec., SA-PCB1
  • 100299645: Dual Wattage Element Service Kit
  • 100300241: Anode Outlet, Flex, 46 in., 3/4 in. NPT, MG, 4 in. NIP
  • 100300397: SEC Anode Outlet, 16 in., .80 in. Dia., 5 in. NIP, MG
  • 100301524: LWCO, with Manual Reset, AOS Combi
  • 100301578: Anode Outlet, 42 in., 1 X 4 in. NIP, MG
  • 100302072: CPAM, COMM Powered Anode Module
  • 100302073: Power Supply, CPAM
  • 100304360: MDA, 18 in. , Natural Gas, 3.75 in. EXT, 450D, TC, BFG40S, RS
  • 100304381: MDA, 18 in. , Natural Gas, 4.50 in. EXT., 450D ,TC ,BFG50T, RS
  • 100304382: FG, Door Swith, Natural Gas, 40S40
  • 100304383: FG, Door Swith, Natural Gas, 50T50
  • 100305170: Concentric Vent, Roof Term., 18 in.
  • 100307038: Element, 4000W, 347V, 15.13 in., INC
  • 100307039: Element, 2000W, 347V, 8.13 in., INC
  • 100307185: Burner, Polaris, 5.16 in., with Gasket & Hardware
  • 100307942: Gas Valve, Powerflame #190900
  • 100308766: Diptube, .65 in. Dia. X 26 in., OE, 5.5 X 3/4 in. NPT
  • 100309395: Universal ES Module Assembly, LDM
  • 100309396: Thermost, PCB Assembly, Universal ET
  • 100309442: DVE, 2 Stage, Progressive Control Board, IEC
  • RM7897 A 1002: Honeywell Automatic Programming Burner Control (7800 Series)

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