Cupro-nickel heat exchanger: Provides enhanced durability and corrosion resistance for saltwater and high-use pools
Digital LED temperature readout with dual thermostat controls: Enables precise temperature management and easy operation
Optional smart heater bypass valve: Diverts water flow when not needed to save up to 35% on annual operational costs
Indoor or outdoor installation compatibility: Offers flexible placement options for various pool types
Advanced combustion control: Ensures quiet operation and energy efficiency
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Pentair Max-E-Therm® SR400HD 400 HD Natural Gas Pool & Spa Heater 400K BTU Your Pool Heater Just Got a Whole Lot Smarter
Save money and energy with the Max-E-Therm High-Performance Heater. Already known as being dependable and efficient, Max-E-Therm now offers smart features and an optional energy-saving automatic bypass to help you en