Product Description

Lochinvar EnergyRite™ ASME Pool Heater | 399K BTU | Natural Gas | ERN402-A-8009
High-Efficiency, Code-Compliant Heating for Commercial Pool Applications

The Lochinvar ERN402-A-8009 EnergyRite™ ASME Heater delivers 399,000 BTUs of heating power and is specifically engineered for commercial pools and spas requiring ASME-certified equipment. Designed with industry-leading efficiency and durability, this natural gas heater meets stringent commercial code requirements while maximizing energy savings and performance.

Key Features:

• ✅ ASME-Certified Heat Exchanger – Complies with commercial safety and building codes

• ✅ 399,000 BTU/hr Heating Capacity – Ideal for large pools, spas, and aquatic facilities

• ✅ Up to 88% Thermal Efficiency – Cuts fuel costs without sacrificing performance

• ✅ Cupro-Nickel Heat Exchanger – Superior corrosion resistance in harsh, chemically treated water

• ✅ Digital Control Panel – Easy-to-use interface with diagnostics and temperature control

• ✅ Low NOx Design – Meets strict emissions standards for cleaner operation

• ✅ PVC Direct Vent Compatible – Flexible installation options for indoor or outdoor setups

• ✅ Model #: ERN402-A-8009 – Includes all required ASME and commercial compliance labeling

Ideal For:

• Hotels & Resorts

• Municipal Pools

• Fitness & Wellness Centers

• Institutional & School Facilities

• Commercial Aquatic Applications Requiring ASME Certification

With unmatched efficiency, robust construction, and full ASME compliance, the ERN402-A-8009 is the trusted solution for facilities that demand performance, reliability, and code adherence.

Review Summary