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These are replacement parts for the H400FD series heater from Hayward. If you don't see something you are looking for please give us a call!
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Hayward FDXLWPS1930 Water Pressure Switch Hayward FDXLWPS1930 Water Pressure Switch Fits Universal H-Series

FDXLHLI1930 Fits Hayward universal H-series low nox pool heater models

Our Price: $50.00
Sale Price: $39.00
Savings: $11.00
Hayward FDXLBVS1930 Blower Vacuum Switch Hayward FDXLBVS1930 Blower Vacuum Switch

FDXLHLI1930 Fits Hayward universal H-series low nox pool heater models

Our Price: $57.00
Sale Price: $40.00
Savings: $17.00
Hayward FDXLTER1930 Thermistor Hayward FDXLTER1930 Thermistor Fits Universal H-Series

FDXLTER1930 Fits Hayward universal H-series low nox pool heater models

Our Price: $52.00
Sale Price: $43.00
Savings: $9.00
Hayward FDXLTER1931 Thermistor Hayward FDXLTER1931 Thermistor Fits New Universal H-Series

FDXLTER1931 Fits Hayward New universal H-series low nox pool heater models

Our Price: $98.00
Sale Price: $45.00
Savings: $53.00
Hayward FDXLHLI1930 High Limit Switch Kit Hayward FDXLHLI1930 High Limit Switch Kit Fits Universal H-Series

FDXLHLI1930 Fits Hayward Universal H-series low nox pool heater models

Our Price: $52.00
Sale Price: $50.00
Savings: $2.00
Hayward FDXLBPK1930 Bypass Cartridge Kit Hayward FDXLBPK1930 Bypass Cartridge Kit Fits Universal H-Series

FDXLHLI1930 Fits Hayward universal H-series low nox pool heater models

Our Price: $68.00
Sale Price: $54.00
Savings: $14.00
Hayward HAXIGN1931 Ignitor Assembly H-Series Hayward HAXIGN1931 Ignitor Assembly H-Series

Fits Hayward H-series 150-400btu pool heater models

Our Price: $104.00
Sale Price: $69.00
Savings: $35.00
Hayward H-Series Flame Sensor IDXLFLS1930 Hayward H-Series Flame Sensor IDXLFLS1930

Fits Hayward H-series 150 - 400 pool heater models

Our Price: $85.00
Sale Price: $79.00
Savings: $6.00
Hayward FDXLBKP1930 Bezel and Keypad Assembly Hayward FDXLBKP1930 Bezel Plus Keypad Fits Universal H-Series

Fits Hayward universal H-series low nox pool heater models

Our Price: $109.00
Sale Price: $85.00
Savings: $24.00
Hayward H-Series Ignitor FDXLIGN1930 Hayward H-Series Ignitor FDXLIGN1930

Fits Hayward H-series 150 - 400 pool heater models

Our Price: $96.00
Hayward IDXLIGN1930 Low Nox Ignitor Assembly H-Series Hayward H-Series Low Nox IDXLIGN1930 Ignitor

Fits Hayward Low Nox H-series 150 - 400 pool heater models

Our Price: $125.00
Sale Price: $102.00
Savings: $23.00
Hayward FDXLFHA1930 Header Assembly Hayward FDXLFHA1930 Header Assembly Fits Universal H-Series

FDXLFHA1930 Fits Hayward universal H-series low nox pool heater models

Our Price: $329.00
Sale Price: $210.00
Savings: $119.00
Hayward FDXLGSV0002 Propane Gas Valve Hayward FD FDXLGSV0002 Propane Gas Valve

FDXLGSV0002 Fits Hayward universal H-series low nox pool heater models

Our Price: $226.00
Sale Price: $219.00
Savings: $7.00
Hayward FDXLGSV0001 Natural Gas Valve Hayward FD FDXLGSV0001 Natural Gas Valve

FDXLGSV00021Fits Hayward universal H-series and low nox pool heater natural gas models

Our Price: $226.00
Sale Price: $219.00
Savings: $7.00
Hayward UHXNEGVT14008 Indoor Adapter Kit Hayward UHXNEGVT14008 Indoor Adapter Kit

UHXNEGVT14008 Indoor Adapter Kit Negative Pressure vertical venting

Our Price: $311.00
Sale Price: $249.00
Savings: $62.00
Hayward FDXLBWR1930 Combustion Blower Hayward FDXLBWR1930 Combustion Blower Fits Universal H-Series

FDXLHLI1930 Fits Hayward universal H-series low nox pool heater models

Our Price: $299.00
Sale Price: $259.00
Savings: $40.00
Hayward Display Board Only IDXL2DB1930 Hayward Display Board Only IDXL2DB1930

Fits Hayward universal H-series low nox pool heater models

Our Price: $384.00
Sale Price: $263.00
Savings: $121.00
Hayward Fuse Board Only IDXL2FSB1930 Hayward Fuse Board Only IIDXL2FSB1930

Fits Hayward H-Series Low NOx Induced Draft Heaters and H250IDL2, H350IDL2, H400IDL2

Our Price: $384.00
Sale Price: $263.00
Savings: $121.00
Hayward UHXNEGVT13508 Indoor Adapter Kit Hayward UHXNEGVT13508 Indoor Adapter Kit

UHXNEGVT13508 Indoor Adapter Kit Negative Pressure vertical venting

Our Price: $299.00
Sale Price: $269.00
Savings: $30.00
Hayward UHXPOSHZ13001 Indoor Adapter Kit Hayward UHXPOSHZ13008 Replaces UHXPOSHZ13001 Indoor Adapter Kit

UHXPOSHZ13008 Replaces the UHXPOSHZ13001 Indoor Adapter Kit Positive Pressure horizontal venting

Our Price: $277.00
Sale Price: $270.00
Savings: $7.00
Hayward IDXL2ICB1931 Integrated Control Board Universal H-Series Hayward IDXL2ICB1931 Integrated Control Board Universal H-Series

Hayward IDXL2ICB1931 Integrated Control Board For H-Series Low NOx Induced Draft Heaters and H250IDL2/H350IDL2/H400IDL2 Pool and Spa/Hot Tub Heaters

Our Price: $399.00
Sale Price: $289.00
Savings: $110.00
Hayward UHXPOSHZ11506 Indoor Adapter Kit Hayward UHXPOSHZ11506 Indoor Adapter Kit

UHXPOSHZ11506 Indoor Adapter Kit Positive Pressure horizontal venting

Our Price: $439.00
Sale Price: $399.00
Savings: $40.00
Hayward UHXPOSHZ14008 Indoor Adapter Kit Hayward UHXPOSHZ14008 Indoor Adapter Kit

UHXPOSHZ14008 Indoor Adapter Kit Positive Pressure horizontal venting

Our Price: $499.00
Sale Price: $459.00
Savings: $40.00
Hayward Combustion Blower Kit IDXL2BWR1931 Hayward Combustion Blower Kit IDXL2BWR1931

IDXL2BWR1931 Fits Hayward IDL H-series pool heaters

Our Price: $499.00
Sale Price: $479.00
Savings: $20.00
Hayward FDXLHXA1400 Hayward Heat Exchanger FDXLHXA1400 H400FD Heater

Works on H400FDN and H400FDP heaters.

Our Price: $1,429.00
Sale Price: $1,099.00
Savings: $330.00
Hayward FDXLHXA1500 Hayward Heat Exchanger FDXLHXA1500 H500FD Heater

Works on H500FDN and H500FDP heaters.

Our Price: $1,429.00
Sale Price: $1,399.00
Savings: $30.00
Hayward HAXHXA1403 Hayward Heat Exchanger HAXHXA1403 H400 Heater

Works on ED1 and ED2 heaters.

Our Price: $1,599.00
Sale Price: $1,499.00
Savings: $100.00
Hayward FDXLHXA1400A Heat Exchanger Hayward Heat Exchanger FDXLHXA1400A H400FD Heater ASME

Works on H400FDN and H400FDP heaters.

Our Price: $2,265.00
Sale Price: $2,599.00