Heat Exchanger Stainless Steel
Size Range 199 - 1,000 MBH
AHRI Boiler Efficiency 95.2%
Turndown Up to 20:1
Application Primary/Secondary

Part of RBI's stainless steel line of high-efficiency boilers and water heaters, Infinite Energy² is available from 199 to 1000 MBH, providing flexible solutions for all of your heating and domestic hot water system needs. Utilizing state-of-the-art Radial Variable Circulation (RVC) stainless steel heat exchangers, IE² maximizes heat transfer with operating efficiencies up to 98%.

Using all of today’s modern technologies, including pre-mix burners, modulating firing rates up to 20:1 and integrated cascade controls, IE² offers superior performance and application flexibility. Units are PVC, polypropylene and stainless steel vent capable and can be installed in multiple unit configurations using its on-board boiler control configuration – providing flexible modulation for maximum efficiencies.

Infinite Energy Boiler

Features and Benefits

Infinite Energy Boiler
  • 199 - 1,000 MBH
  • Full Modulation (up to 20:1)
  • RVC Stainless Steel Heat Exchanger (160 psi)
  • Intuitive Integrated Control Platform
  • Multi-unit Cascade Communication (8 units)
  • Premix Burners
  • Low Nox
  • Integrated Condensate Neutralizer
  • Modbus Based Control
  • PVC/CPVC, Polypropylene and Stainless Steel Vent Approved
  • Outdoor Reset
  • System, Boiler & DHW Pump Control
  • DHW Priority
  • Low Water Flow Protection
  • Blocked Flue Pressure Switch
  • PC Connections for Diagnostics
  • Space Saving Footprint

Have Questions?

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Infinite Energy²

Infinite Energy² Ratings and Dimensions

  Input   Boiler Output Unit Depth Unit Width Unit Height Flue Vent Air Intake Connections   Shipping Weight
Size MBH kW MBH kW In. mm In. mm In. mm     Gas Water Lbs Kg
IB/IW 199 200 59 184 54 29 724 23.6 600 45.7 1160 3" 3" 1" 1-1/2" 258 117
IB/IW 399 399 117 376 110 34.8 885 23.6 600 45.7 1160 4" 4" 1" 2" 356 162
IB/IW 500 500 147 472 138 34.8 885 23.6 600 45.7 1160 4" 4" 1" 2" 371 168
IB/IW 750 750 220 711 208 35.3 896 23.6 600 71.5 1815 6" 6" 1-1/4" 2-1/2" 539 245
IB/IW 1000 1000 293 952 279 35.3 896 23.6 600 71.5 1815 6" 6" 1-1/4" 2-1/2" 612 278

**Diameters may vary based on system design

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