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- ENERGY STAR® certified
- Adaptive Gas Control System
- 3-year limited warranty
- ENERGY STAR® certified
- Adaptive Gas Control System
- 3-year limited warranty
- ENERGY STAR® certified
- Adaptive Gas Control System
- 3-year limited warranty
- ENERGY STAR® certified
- Adaptive Gas Control System
- 3-year limited warranty
- ENERGY STAR® certified
- Adaptive Gas Control System
- 3-year limited warranty
- ENERGY STAR® certified
- Adaptive Gas Control System
- 3-year limited warranty
- ENERGY STAR® certified
- Adaptive Gas Control System
- 3-year limited warranty
- ENERGY STAR® certified
- Adaptive Gas Control System
- 3-year limited warranty
- ENERGY STAR® certified
- Adaptive Gas Control System
- 3-year limited warranty
- ENERGY STAR® certified
- AIQ™ Adaptive Gas Technology
- 5-year limited warranty
- ENERGY STAR® Certified
- Delivers 882 GPH at 100°F Rise
- 5-Year Warranty
- ENERGY STAR® Certified
- 100,000 BTU input
- 3-Year Warranty
- 76,000 BTU input
- 94% thermal efficiency
- 3-Year Warranty
- 199,000 BTU input
- 96% thermal efficiency
- 3-Year Warranty
- 75,100 BTU input
- 73 GPH at 100°F Rise
- 3-Year Warranty
Showing 1-15 of 665
Commercial Gas Water Heaters Built for Your Business
A. O. Smith commercial gas heaters are built to handle the constant hot water demands of restaurants, hotels, office buildings, and laundry facilities. When your business depends on reliable hot water, you need equipment that won't let you down.
Our Cyclone® series has been the go-to choice for over 30 years because it just works. You get 95% or higher thermal efficiency, leading to lower operating costs month after month. Models range from 60-gallon units to massive Cyclone® XL systems with 1 million BTU capacity, so there's a size that fits your needs. AIQ® adaptive gas technology automatically adjusts to your gas quality throughout the heater's life. You get consistent performance without constant adjustments, which means fewer service calls and less downtime for your business.
Need help choosing the right size? Start by using our A.O Smith Pro-Size tool, or connect with a local, certified installer who specializes in commercial systems and can help you find the perfect water heater for your specific needs.
Yes, commercial and residential water heaters serve very different needs. Residential water heaters are designed for home use, typically holding up to 80 gallons and heating water for everyday activities such as showers, laundry, and dishwashing. Commercial water heaters are built for constant, heavy use in businesses like restaurants, hotels, and office buildings. They are larger, capable of storing up to 250 gallons or more, and engineered with heavy-duty components to handle high demand around the clock. Most commercial units are gas-powered for faster recovery rates. If you're looking for help in sizing a commercial application, use A. O. Smith's Commercial Pro-Size.
The lifespan of a commercial gas water heater depends on several factors, including usage levels, water quality, and how consistently the unit is maintained. High-demand environments put more strain on a unit over time, while regular professional maintenance and annual flushing can help extend its useful life. A local plumber or service professional can assess your unit and give you a better idea of its condition.
The best commercial water heater depends on your business type, hot water demand, available space, and energy goals. A high-volume operation like a restaurant or hotel has very different needs than a small office or retail space. Fuel source, installation requirements, and local utility rebates all factor in as well. A. O. Smith's Commercial Pro-Size can help determine the right solution based on your building's specific hot water needs.
The cost to replace a commercial water heater varies depending on several factors, including the size and type of unit, installation complexity, local labor rates, and whether any upgrades to gas lines, venting, or electrical systems are needed. Commercial units are a larger investment than residential models, given their size and performance requirements. A local plumbing professional can assess your situation and provide an accurate estimate based on your specific needs.
