![Therm 4.0kW Flo-Thru Titanium Heater [Marquis Spas] (740-0650) deltrolcontrols Genuine Hayward part RCX97509PAK2](https://cdn.shopify.com/s/files/1/1751/9347/files/740-0650.jpg?v=1784792111)
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Genuine Hayward part RCX97509PAK2
Seal-back components matter because they work together with related seal pieces to preserve the intended structure of the pump’s sealing section
wiring plugs
When internal debris-handling parts begin to fail
Designed for compatible 31255 applications
Therm 4.0kW Flo-Thru Titanium Heater [Marquis Spas] (740-0650) deltrolcontrols Genuine Hayward part RCX97509PAK2Therm [Marquis Spas] 4. 0kW Flo Thru Titaniuim Heater (740 0650) provides a targeted heating solution for Marquis Spas, combining the specified output and construction needed to restore consistent water heating without relying on a generic substitute. Its 4. 0kW heating output should be matched to the original equipment requirements before installation, since spa heaters are not universally interchangeable. A heater replacement affects more than water
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