Bosch Therm 830 ES Tankless Water Heater

The Bosch Therm 830 ES offers up to 8.3 GPM of hot water with Energy Star 83% thermal efficiency. This large-capacity Bosch tankless water heater is a popular choice for homes with 2-4 bedrooms and also for light commercial settings such as small restaurants, daycare centers, office suites and more. The heat can be set as low as 100 degrees Fahrenheit for residential use and as high as 140 F for commercial installation. The unit comes set at 122 F and adjusting the temperature up or down is easy.

This Bosch Therm 830 ES tankless water heater review gives you the details you need as you evaluate this model for your home or business. See our growing list of tankless water heater reviews similar models you might want to compare with this one. Noritz has models similar to this one, such as the Noritz NR111 which we discuss in our overview of the Noritz line.

Here’s a complete overview of the specifications this unit offers. Depending on the temperature of the incoming water, the capacity is 5.3 to 8.3 GPM (gallons per minute). The energy factor is 83%, about mid-range for gas tankless models. Some water heaters from Bosch and other brands offer thermal efficiencies up to the mid-90s. They are popular where a high volume of water is used and the consumer wants to reduce energy bills and/or use technology that is eco-friendly. The burner on this model has a 175,000 BTU maximum capacity. The electronic ignition requires no standing pilot and is reliable and durable.

The Bosch Therm 830 ES water heater can be installed either indoors or outside, though a kit is required for outdoor installation. The trade-off is that the venting is much simpler and less expensive. It’s something to consider in mild or warm climates – though freeze-protection technology is built into this model. Bosch makes the Therm 830 ES in both natural gas and liquid propane models for easy installation anywhere. You may find gas less expensive to install then electric tankless heaters.

Most Bosch water heaters are suitable for low-flow application and this one is no different. To activate the burner, just a .5 gallon flow rate is required. Along with the Energy Star efficiency, Bosch shows its commitment to green technology with this water heater and many others in its lineup.

If you need a heavy-duty, dependable tankless heater for your mid-size home or small business, the Bosch Therm 830 ES water heater is certainly worth considering. It offers excellent capacity and the flexibility of installing it where it makes the most sense for your needs.




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