| Attribute | Details |
|---|---|
| Make | Viessmann |
| Series | Vitodens 100-W |
| Model | B1KE-120 |
| Product Type | High-Efficiency Residential Gas Combi Boiler |
| Maximum Heating Input Capacity | 120,000 BTU/h |
| Maximum Heating Output | 113,000 BTU/h |
| Net AHRI Rating | 98,000 BTU/h |
| Domestic Hot Water Input | 140,000 BTU/h |
| Heating Efficiency | 95% AFUE |
| Product Type | Wall-Mounted Condensing Combi Boiler |
| Hot Water Production | On-Demand Domestic Hot Water |
| Continuous Hot Water Flow Rate | 3.3 US GPM at 77°F Temperature Rise |
| Maximum DHW Supply Temperature | 140°F |
| Maximum Flow Through Heat Exchanger | 3.7 US GPM |
| Fuel Type | Natural Gas / Liquid Propane |
| Primary Heat Exchanger | Stainless-Steel Inox-Radial Heat Exchanger |
| Burner | Stainless-Steel MatriX-Plus Cylinder Burner |
| Combustion Control | Lambda Pro Plus |
| Modulation Ratio | 10:1 |
| WiFi Connectivity | Built-In WiFi |
| Mobile App | ViCare App Compatibility |
| Display | 3.5-Inch LCD Display |
| Maximum Operating Altitude | Up to 10,000 ft |
| Product Dimensions | 17.75 W × 19.75 D × 33.75 H in. |
| Net Weight | 110 lb |
| Application | Residential Space Heating and Domestic Hot Water |
| Installation Type | Indoor Wall-Mounted Installation |
| Parts Warranty | 5 Years |
| Labour Warranty | 1 Year |
The Viessmann Vitodens 100-W B1KE-120 is a high-efficiency, wall-mounted gas combi boiler designed to provide reliable home heating and on-demand domestic hot water in one compact unit. With a 120,000 BTU/h maximum heating input, up to 140,000 BTU/h input for domestic hot water production, and 95% AFUE efficiency, it delivers an integrated heating and hot water solution for residential applications.
Built with Viessmann’s stainless steel Inox-Radial heat exchanger and MatriX-Plus cylinder burner, the Vitodens 100-W combines advanced combustion technology with efficient heat transfer. Its fully modulating burner features a 10:1 turndown ratio, allowing the boiler to adjust its output according to changing heating demand.
Key Features
- 120,000 BTU/h Heating Input: Provides residential space heating performance.
- 140,000 BTU/h DHW Input: Dedicated domestic hot water operating capacity.
- 95% AFUE Efficiency: High-efficiency condensing technology helps reduce fuel consumption.
- On-Demand Hot Water: Provides domestic hot water without a separate storage tank.
- 3.3 GPM Continuous Hot Water: Rated at a 77°F temperature rise.
- Stainless Steel Heat Exchanger: Viessmann Inox-Radial heat exchanger for efficient heat transfer.
- MatriX-Plus Burner: Stainless steel cylinder burner with Lambda Pro Plus combustion control.
- 10:1 Modulation Ratio: Adjusts heating output to match changing system demand.
- Built-In WiFi: Connects with the ViCare app for compatible remote monitoring and control.
- 3.5-Inch LCD Display: Convenient access to boiler settings and operating information.
- Natural Gas or Propane: Supports natural gas and liquid propane operation.
- Compact Wall-Mounted Design: Combines home heating and hot water in one space-saving unit.
Home Heating and On-Demand Hot Water
The Vitodens 100-W B1KE-120 combines a central heating boiler and domestic hot water production in one appliance. Its integrated diverter and pumps direct heat where it is needed, providing space heating or on-demand hot water.
Efficient Hot Water Performance
The B1KE-120 delivers a continuous domestic hot water draw rate of 3.3 US gallons per minute at a 77°F temperature rise. Its domestic hot water mode has a maximum input of 140,000 BTU/h, helping provide hot water for everyday residential use.
Smart Heating Control
Built-in WiFi allows the boiler to connect with the ViCare mobile app. Homeowners can access compatible remote boiler controls, domestic hot water scheduling and temperature settings through a connected smartphone or tablet.
Warranty
- 5-Year Parts Warranty
- 1-Year Labour Warranty
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