Description
The Lochinvar ERN-402-A EnergyRite® heater delivers 399,999 BTU of natural gas heating power for fast, consistent water temperature control in pools and spas.
Its copper tubing and cast iron header offer a reliable and long-lasting heating solution built to withstand demanding environments.
The digital control interface allows for precise temperature management, helping you maintain ideal comfort with minimal effort.
Supporting both 120V and 240V, this heater adapts easily to a wide range of installation setups in residential and commercial properties.
With ASME-grade reliability and indoor/outdoor compatibility, the ERN-402-A combines performance, safety, and convenience in one rugged design.
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