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Pool / Spa Heating
Heats pool or spa water by exchanging heat with a separate heat source loop — such as a boiler or heat pump circuit — rather than heating the pool water directly, which keeps the pool's water chemistry isolated from the heating equipment's own loop.
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Pool & Spa Heat Exchanger – Stainless 316L and Titanium
Engineered for reliable and efficient pool and spa heating, this heat exchanger is available in both high-grade Stainless 316L and Titanium to suit different water conditions. Stainless 316L offers excellent durability and corrosion resistance for chlorinated systems, while Titanium provides superior protection in saltwater and more aggressive environments. Designed with a same-side port configuration, it allows for simplified installation while delivering consistent and efficient heat transfer performance for residential and commercial applications.
Key Benefits
Specifications
Connection Sizes:
Performance:
155 KBTU
45 kW • 155,000 BTU/hr • Heats approx. 13,300 gallons by 1°F per hour • 2.702 ft² surface area
300 KBTU
88 kW • 300,000 BTU/hr • Heats approx. 25,800 gallons by 1°F per hour • 6.889 ft² surface area
600 KBTU
175 kW • 600,000 BTU/hr • Heats approx. 52,500 gallons by 1°F per hour • 16.695 ft² surface area
1200 KBTU
350 kW • 1,200,000 BTU/hr • Heats approx. 105,000 gallons by 1°F per hour • 33.390 ft² surface area
2400 KBTU
700 kW • 2,400,000 BTU/hr • Heats approx. 210,000 gallons by 1°F per hour • 66.780 ft² surface area
| Material options | Stainless 316L (chlorinated pools) or Titanium (saltwater/aggressive water chemistry) |
|---|---|
| Port configuration | Same-side inlet/outlet |
| Capacity tiers | 55 / 155 / 300 / 600 / 1,200 / 2,400 KBTU |
| Connection size | 3/4"–1" (55K) up to 3"–4" (2400K) |
| Output range | 16 kW / 55,000 BTU/hr (~4,700 gal by 1°F/hr) up to 700 kW / 2,400,000 BTU/hr (~210,000 gal by 1°F/hr) |
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Need an installer?We made it easy for you.
Listed installers are independent contractors, not MBTEK employees. They're skilled professionals familiar with our products and capable of efficient installation.
Any questions?Reach out to us.
Our team can help with product questions, sizing guidance, and next steps.