Bosch Therm 830 ES NG Tankless Water Heater, Natural Gas 175,000 BTU Max Non-Condensing Whole House - Indoor or Outdoor, 8.3 GPM

SKU: 826555
Brand: Bosch Model: Therm 830 ES NG Condition: New

Bosch Therm 830 ES NG Gas Tankless Water Heaters

Regular Price: $934.99
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Bosch has become the household name for water heating and plumbing. With its dedication to service and quality for over 125 years, Bosch has maintained to keep growing and evolving for many years to come. Bosch's innovation of the exclusive heat burner design has allowed for products to sustain a greater lifespan as well as efficiency. For even greater accessibility and ease, Bosch has implemented a product design that allows for all their parts to be 100% serviceable. The Bosch name has withstood the test of time, and so will continue their products. 

The Bosch C830ESNG utilizes natural gas as an energy source to provide an astounding 175,000 BTUs/hour heating element. Bosch's strive to provide greater efficiency and durability allows the C 830 ES NG model to maintain a 83% thermal efficiency rating and an overall energy factor of 0.83. Your application will reap the benefits of continuous running hot water without having to pay up the costly effects. In comparison to conventional water heaters, the Bosch 830 ES NG reduces the cost yielded by electrical and gas overusage. Moreover, the Bosch C 830 ESO NP utilizes the intelligent cascading feature to allow for connectivity with up to 24 other units for all-sizes applications. For applications that require heat greater than that of the standard, a high temperature kit is available to allow your water heater to produce water up to 184°F.  With a 8.3 gallon per minute rise at 35° F and the ability to work in altitudes of up to 8000 ft., the Bosch C830ESNG allows for use within commercial and residential applications

The Bosch C 830 ES NG can be used in both indoor and outdoor (with outdoor kit) applications to best suit your needs. This unit can also work congruently with solar, thermal or recirculation applications. With a product lifespan expectancy of over 20 years and ease of serviceability, Bosch ensures your application to have continuous hot water for many years to come. Bosch backs all these claims with an industry leading 15-year warranty.

Additional Information:


• Suitable for indoor and outdoor(with outdoor kit) use
• 83% thermal efficiency
• 175,000 BTU maximum input
• 8.3 gallons per minute capacity at 35F degree rise
• Minimum activation flow rate of 0.5 gallons per minute
• Electronic ignition and patented burner design
• Exclusive safety and precision controls
• Can be used in solar thermal, recirculation applications
• Intelligent Cascading that links up to 24 units to satisfy applications of all sizes
• Energy Star Certified
• Built for durability and serviceability with 15 Year Warranty and 20+ Years Product Life Expectancy


• Condensing/Non-Condensing: Non-Condensing
• Application: Residential or Commercial
• Max Input (BTU): 175,000
• Min Input (BTU): 19,900
• Capacity at 35°F Rise (gpm): 8.3
• Capacity at 55°F Rise (gpm): 5.3
• Intelligent Cascading: Yes
• Min Flow Rate: 0.50 gpm
• Temp Range (°F): 100 - 140
• Temp Stability (°F): +/- 2
• Default Temp (°F): 122
• Energy Factor: .83
• Thermal Efficiency: 83%
• Installation Options: Indoor or Outdoor (For outdoor, kit required)
• Dimensions (w x h x d): 17 7/8" x 31 1/2" x 11 1/4"
• Weight (lbs.): 67
• 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 NG Pressure: 3.5" WC
• Condensing Heat Exchanger: N/A
• Venting Options: Stainless Steel
• Vent Maximum Run: 61.5'
• Energy Star Rated: Yes

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Questions & Answers

Can this unit be used to run two showers at the same time?

by michael S. from CT on 08-16-2013

• Max Input (BTU): 175,000 • Min Input (BTU): 19,900 • Capacity at 35°F Rise (gpm): 8.3 • Capacity at 55°F Rise (gpm): 5.3WIth the above specs, it would be advised to get a larger unit for use with a constant need to 2 showers running at the same time.For the proper unit and model it is advice you speak with the manufacturer.BOSCH 800-503-5028

on 09-05-2013
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