Lochinvar offers 6 commercial water heaters models in the lineup we track. This page is the Lochinvar-specific cut of the broader Commercial Water Heaters water heaters category — same product class, narrowed to the Lochinvar catalog only.
About Lochinvar
Lochinvar — Commercial water heaters and boilers, plumber-channel.
For the complete Lochinvar lineup across all sub-types and capacities, see the Lochinvar Water Heaters hub.
Lochinvar Commercial Water Heaters models we track
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Lochinvar ARMOR AWN-501 119-Gallon Condensing Commercial Water Heater (AWN-501) — Lochinvar ARMOR 119-gallon condensing commercial gas — 500 MBH input, 95% thermal efficiency. PVC venting allows install without dedicated flue. For commercial...
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Lochinvar EnergyRite ERN-650 Commercial Gas Water Heater (ERN-650) — Commercial-grade Lochinvar — 650K BTU for restaurants, hotels, multifamily.
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Lochinvar ARMOR AWN-701 119-Gallon Condensing Commercial Water Heater (AWN-701) — Lochinvar ARMOR 119-gallon condensing commercial — 700 MBH input, 95% thermal efficiency. Higher-capacity ARMOR for commercial properties with simultaneous high...
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Lochinvar EnergyRite ERN-301 75-Gallon Commercial Gas Water Heater (ERN-301) — Lochinvar EnergyRite 75-gallon commercial gas storage — 300 MBH input, atmospheric venting, 81% thermal efficiency. For light commercial applications: restauran...
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Lochinvar EnergyRite ERN-501 100-Gallon Commercial Gas Water Heater (ERN-501) — Lochinvar EnergyRite 100-gallon commercial gas — 500 MBH input, 81% thermal efficiency. Volume light-commercial pick for restaurants, salons, small lodges. Atmo...
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Lochinvar EnergyRite ERN-852 100-Gallon High-Recovery Commercial Gas Water Heater (ERN-852) — Lochinvar EnergyRite 100-gallon high-recovery commercial — 850 MBH input for extreme demand applications: large laundries, car washes, industrial sites. 81% the...
Other Commercial water heaters brands
If you're cross-shopping commercial water heaters beyond Lochinvar, the following brands also ship in this category:
About Commercial Water Heaters water heaters
Commercial water heaters serve applications beyond single-family residential demand: restaurants, hair salons, group homes, in-home daycares, light-industrial, multi-family residential (apartment buildings, condos), and estate-class residential with peak demand exceeding 130 GPH first-hour delivery. The major US brands all manufacture light-commercial residential variants under their Cyclone (AO Smith), Powerflex (Rheem), and Genesis (Bradford White) commercial lines.
- Capacity: 75–199 gallons standard, with cascade options for higher demand
- BTU input: 76,000–500,000 BTU/h on gas; 6–12 kW per element on electric
- Warranty: commercial warranties run 3 years standard (vs 6–12 years residential) — comm...
For the complete commercial buyer's guide (all brands, full comparison framework), see the Commercial Water Heaters category hub.
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