Pool Heater Not Working: Igniters, Sensors, Switches & Control Boards

63 products
Jandy R0457500 | Jandy Hot Surface Ignitor for LXi HeatersR0457500
$159.99$199.99
In stock
Jandy R0457000 | Jandy Water Pressure Switch for LXi HeatersR0457000
$109.99$136.99
In stock
Jandy R0719402 | Jandy JXiQ Heater Flue Sensor Kit ThermistorR0719402
$149.99$169.99
In stock
Jandy R0988700 | Jandy Ignition Control For JXIQ HeatersR0988700
$499.99$549.99
Only 3 left
Jandy R0614500 | Jandy Capacitor Blower For JXI HeatersR0614500
$26.99$29.99
In stock
Pentair Pentair Control Board ETI 400 Gas Pool Heater | 475975475975
$209.99$219.99
In stock
Raypak 014124F | Raypak 259A & 409A Direct Spark Ignitor DSI014124F
$64.99$74.99
In stock
Raypak Raypak Igniter Wire For Avia 264A and 404A | 018875F018875F
$39.99$47.99
In stock
Raypak 009133F | Raypak Pressure Switch For Heaters | 11 PSI009133F
$61.99$69.99
In stock
Raypak 062237B | Raypak 185A-405A Heaters Pressure Switch062237B
$58.99$64.99
Only 2 left
Raypak 010355F | Raypak 407A Heaters Blower Pressure Switch010355F
$54.99$64.99
In stock

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When a gas heater will not fire or shuts down, the usual culprits are the igniter, flame sensor, water or air pressure switch, thermistor, high limit or gas valve. Grouped by brand: Hayward H-Series, Jandy JXi / LXi / JXiQ, Pentair MasterTemp / Max-E-Therm / ETi, and Raypak Digital / Avia / Low NOx, plus Swimables aftermarket equivalents.