TURBOMAX 120-9A 125 Instantaneous Indirect Water Heater

Thermo2000 TurboMax 120-9 – High-Efficiency Instantaneous Indirect Water Heater

Looking for a powerful, energy-smart solution for large residential, multi-unit, or light commercial hot water needs? The Thermo2000 TurboMax 120-9 is a high-performance indirect water heater that delivers consistent, on-demand domestic hot water with exceptional efficiency and speed. With an increased thermal mass and advanced heat transfer design, the TurboMax 120-9 can heat water from 40°F to 140°F in mere seconds—delivering rapid output without standby losses, while reducing energy consumption by up to 30% compared to traditional systems.

Built for demanding applications, the TurboMax 120-9 features a copper coil heat exchanger with 99% thermal efficiency, a rugged steel tank, and eco-conscious 2” HFC-free polyurethane insulation. It integrates seamlessly with boilers, heat pumps, geothermal systems, and solar thermal setups, making it a smart, flexible solution for high-volume domestic hot water production.

Enhanced Capacity and Performance:

The Thermo2000 TurboMax 120-9A 125 features a larger 125-gallon capacity and a higher BTU input of 425,000 BTU/h, allowing it to meet higher peak hot water demands, instead of just the 120-9's 120-gallon capacity and 399,000 BTU input. It also offers improved thermal performance for faster recovery and more consistent delivery, making it ideal for commercial or high-demand residential applications.

🔥 Key Benefits of the Thermo2000 TurboMax 120-9

• Instant Hot Water – Immediate domestic hot water, with no wait time or temperature fluctuations

• Ultra-Efficient Copper Heat Exchanger – Transfers heat up to 17x faster than stainless steel alternatives

• 120-Gallon Thermal Mass – Handles high-demand usage with ease, ensuring reliable supply

• Hygienic & Safe – No stagnant water zones, preventing scale and bacteria buildup

• Energy Savings Up to 30% – Cuts heating costs without compromising performance

• Zero Maintenance Required – No flushing, descaling, or regular service necessary

• Compact, Vertical Footprint – Saves space while delivering high output

• Sustainable Design – Insulated with HFC-free polyurethane foam for environmental safety

🔧 TurboMax 120-9 Specifications

• ✅ 99% thermal efficiency

• ✅ Instantaneous hot water production

• ✅ 120-gallon thermal mass

• ✅ Designed for systems up to 9 GPM (gallons per minute) domestic hot water draw

• ✅ 2" thick HFC-free insulation

• ✅ No internal circulation pump needed

• ✅ Compatible with all hydronic heating sources

• ✅ Flexible plumbing connections for easy installation

• ✅ 15-year residential / 10-year commercial warranty

🔩 Standard Connection Ports Include:

• Domestic cold water inlet

• Domestic hot water outlet

• Hydronic heating supply and return

• Temperature and pressure indicator

• Immersion well for temp sensor

• Pressure relief valve

• Automatic air vent

• Tank drain valve

• Adjustable aquastat and support feet

✅ Why Homeowners and Professionals Choose the TurboMax 120-9

Whether you're retrofitting an aging system or specifying new construction, the TurboMax 120-9 delivers outstanding value and reliability. It’s especially well-suited for:

• Large residential properties

• Multi-unit housing developments

• Commercial kitchens, gyms, clinics, and offices

• Energy-efficient buildings and green projects

Dimensions and Measurements

🔒 Industry-Leading Warranty & Peace of Mind

Backed by a 15-year residential and 10-year commercial warranty, the TurboMax 120-9 is engineered for long-lasting, maintenance-free operation. No flushing. No descaling. Just reliable, consistent hot water for decades.

💧 Ready to Upgrade to the TurboMax 120-9?

Experience the next level in energy-efficient water heating. The TurboMax 120-9 offers the performance and reliability professionals trust—with the sustainability and simplicity today’s buildings demand. Contact us now to request a quote, speak with an expert, or get installation support.

Technical Documents:

• Brochure
• Manual
• Spec Sheet
• Performance Table
• Commercial Sizing Guide
• Residential Sizing Guide
• Equivalence Chart
• Installation Drawings