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The Pentair 77707-0234 Heat Exchanger is essential for Pentair MasterTemp pool and spa heater models 400NA and 400LP. It is also compatible with the Pentair Sta-Rite Max-E-Therm model 400. This product includes a 400,000 BTU coil along with necessary silicone and o-rings.
This heat exchanger provides reliable performance and efficiency for pool and spa heating needs.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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