Pentair/Sta-Rite Maxetherm Hot Surface Igniter (P/N: 77707-0054)
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Fits the Sta-Rite Maxetherm heater.
Located in the top center of the combustion chamber.
Is heated electrically to ignite the burner.
Requires 120VAC power which is supplied by the ignition control module.
The HSI requires about 20 seconds to reach operating temperature.