Bosch Therm C 1210 ESC LP Tankless Water Heater, Liquid Propane 225,000 BTU Max Condensing Whole House - Indoor, 12.1 GPM

SKU: 826541
Brand: Bosch Model: Therm C 1210 ESC LP Condition: New
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Bosch Therm C 1210 ESC LP Gas Tankless Water Heaters

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Are you in the market for a top performing water heater that’s easily installed, has a long lasting lifetime and won’t rack up your electric bill? Bosch's C 1210 ESC LP Liquid Propane 225,000 BTU Tankless Commercial Water Heater is an industry standard for maintaining a constant flow of heated water at a low cost to you.

Operating on 225,000 BTU, this water heater boasts a 98% thermal efficiency rate and is compatible with the following devices in your current system: tank loading, solar thermal, recirculation, radiant floor and space heating applications.  Best of all, Bosch's C 1210 ESC LP 225,000 BTU Commercial Tankless Water Heater unit is suitable for both indoor and outdoor installations and is easily installed on most any platform.

What’s more, Bosch's C 1210 ESC LP 225,000 BTU Tankless Commercial Water Heater can also be cascaded with up to 24 other devices. Built to last, this unit has a life expectancy of over 20 years, ensuring that your family will enjoy continuous hot water for years to come.

Additional Information:


• ASME certified
• Up to 98% thermal efficiency
• 225,000 BTU maximum input
• 12.1 gallons per minute capacity at 35F degree rise
• Cascade up to 24 units to satisfy jobs of all sizes; up to 290 GPM
• Minimum activation flow rate of 0.5 gallons per minute
• Electronic ignition and patented burner design
• Exclusive safety and precision controls
• Built in freeze protection
• Direct vent, vertically or horizontally with PVC, CPVC or ABS-DWV
• Concentric and twin pipe venting options
• Can be used in tank loading, solar thermal, recirculation, radiant floor and space heating applications
• Space saving design with 100% serviceable parts and easy access


• Condensing/Non-Condensing: Condensing
• Application: Commercial
• Max Input (BTU): 225,000
• Min Input (BTU): 25,000
• Capacity at 35°F Rise (gpm): 12.1
• Capacity at 55°F Rise (gpm): 7.7
• Intelligent Cascading: Up to 24 Units
• Min Flow Rate: 0.5 gpm
• Temp Range (°F): 100-180
• Temp Stability (°F): +/-2
• Default Temp (°F): 122
• Energy Factor: n/a
• Thermal Efficiency: 94%
• Installation Options: Indoor or Outdoor
• Dimensions (w x h x d): 18' x 30" x 11"
• Weight (lbs.): 88
• Inlet Connection: 3/4" NPT
• Outlet Connection: 3/4" NPT
• Gas Connection: 3/4" NPT
• Max Water Pressure: 150 psi
• Min Water Pressure: 30 psi
• Min LP Pressure: 8" WC
• Condensing Heat Exchanger: Aluminum
• Venting Options: PVC, CPVC, ABS, Stainless Steel
• Vent Maximum Run: 63'
• Energy Star Rated: No

Customer Reviews

discounted prices

I am a huge fan of online shopping because I get discounted prices. When it comes to buying water heater, I am a strong believer in the best quality. That is why my choice number one is Bosch. This fall I bought the new Bosch C 1210 ES NG Residential Tankless Water Heater. Besides having great design and perfectly compact shape, this appliance has proved to be of high efficiency. Also, I found out that the product has extensive energy-saving features. Gosh, I will save money for a new purse - oh, just kidding. But I still think, if you are looking for the cream of the crop or the top quality, the Bosch C 1210 ESC LP 225,000 BTU Tankless water heater should be your number one choice priority.


on 07-10-2014 by Daniel

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