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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 FDXLTER1930 Thermistor Hayward FDXLTER1930 Thermistor Fits Universal H-Series

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

Our Price: $47.00
Sale Price: $30.00
Savings: $17.00
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: $45.00
Sale Price: $35.00
Savings: $10.00
Hayward FDXLBVS1930 Blower Vacuum Switch Hayward FDXLBVS1930 Blower Vacuum Switch

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

Our Price: $51.00
Sale Price: $36.00
Savings: $15.00
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: $47.00
Sale Price: $38.00
Savings: $9.00
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: $61.00
Sale Price: $41.00
Savings: $20.00
Hayward H-Series Flame Sensor IDXLFLS1930 Hayward H-Series Flame Sensor IDXLFLS1930

Fits Hayward H-series 150 - 400 pool heater models

Our Price: $77.00
Sale Price: $54.00
Savings: $23.00
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: $72.00
Sale Price: $64.00
Savings: $8.00
Hayward H-Series Ignitor FDXLIGN1930 Hayward H-Series Ignitor FDXLIGN1930

Fits Hayward H-series 150 - 400 pool heater models

Our Price: $87.00
Sale Price: $65.00
Savings: $22.00
Hayward HAXIGN1931 Ignitor Assembly H-Series Hayward HAXIGN1931 Ignitor Assembly H-Series

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

Our Price: $94.00
Sale Price: $67.00
Savings: $27.00
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: $113.00
Sale Price: $92.00
Savings: $21.00
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: $212.00
Sale Price: $179.00
Savings: $33.00
Hayward FDXLGSV0002 Propane Gas Valve Hayward FDXLGSV0002 Propane Gas Valve

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

Our Price: $205.00
Sale Price: $179.00
Savings: $26.00
Hayward UHXNEGVT14008 Indoor Adapter Kit Hayward UHXNEGVT14008 Indoor Adapter Kit

UHXNEGVT14008 Indoor Adapter Kit Negative Pressure vertical venting

Our Price: $282.00
Sale Price: $189.00
Savings: $93.00
Hayward UHXNEGVT13501 Indoor Adapter Kit Hayward UHXNEGVT13501 Indoor Adapter Kit

UHXNEGVT13501 Indoor Adapter Kit Negative Pressure vertical venting

Our Price: $199.00
Sale Price: $194.00
Savings: $5.00
Hayward Display Board Only IDXL2DB1930 Hayward Display Board Only IDXL2DB1930

Fits Hayward universal H-series low nox pool heater models

Our Price: $205.00
Sale Price: $195.00
Savings: $10.00
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: $299.00
Sale Price: $239.00
Savings: $60.00
Hayward UHXPOSHZ13001 Indoor Adapter Kit Hayward UHXPOSHZ13001 Indoor Adapter Kit Pre 2020

UHXPOSHZ13001 Indoor Adapter Kit Positive Pressure horizontal venting

Our Price: $251.00
Sale Price: $245.00
Savings: $6.00
Hayward UHXPOSHZ11506 Indoor Adapter Kit Hayward UHXPOSHZ11506 Indoor Adapter Kit

UHXPOSHZ11506 Indoor Adapter Kit Positive Pressure horizontal venting

Our Price: $308.00
Sale Price: $257.00
Savings: $51.00
Hayward UHXPOSHZ14008 Indoor Adapter Kit Hayward UHXPOSHZ1400 Indoor Adapter Kit

UHXPOSHZ14008 Indoor Adapter Kit Positive Pressure horizontal venting

Our Price: $324.00
Sale Price: $299.00
Savings: $25.00
Hayward Combustion Blower Kit IDXL2BWR1931 Hayward Combustion Blower Kit IDXL2BWR1931

IDXL2BWR1931 Fits Hayward IDL H-series pool heaters

Our Price: $399.00
Sale Price: $379.00
Savings: $20.00
Hayward FDXLHXA1400 Hayward Heat Exchanger FDXLHXA1400 H400FD Heater

Works on H400FDN and H400FDP heaters.

Our Price: $995.00
Sale Price: $895.00
Savings: $100.00
Hayward HAXHXA1403 Hayward Heat Exchanger HAXHXA1403 H400 Heater

Works on ED1 and ED2 heaters.

Our Price: $1,179.00
Sale Price: $1,049.00
Savings: $130.00
Hayward FDXLHXA1400A Heat Exchanger Hayward Heat Exchanger FDXLHXA1400A H400FD Heater ASME

Works on H400FDN and H400FDP heaters.

Our Price: $2,059.00
Sale Price: $1,956.00
Savings: $103.00