Vitocell 100-B

Viessmann Water Heater
Vitocell 100-B
Dual-Mode DHW Cylinder

Vitocell 100-B

Steel DHW cylinder, with Ceraprotect enamel coating, with two indirect coils, cylinder capacity: 300, 400, 500, 750, 950 litres (photo: type CVB, 400/500 litres)

  • Corrosion-protected cylinder
  • Additional cathodic protection
  • Easy integration of solar systems
  • The entire water content is heated

Vitocell 100-B

The Vitocell 100‑B is a dual‑mode domestic hot water cylinder designed for efficient DHW heating using both conventional heat generators and solar thermal systems. Its intelligent coil configuration, proven corrosion protection, and high DHW comfort make it ideal for residential and small commercial applications, including hybrid and renewable heating concepts.
Thanks to large indirect heating coils, full‑volume water heating, and low heat losses, the Vitocell 100‑B delivers fast recovery times and reliable hot water availability, even during periods of high demand.

Vitocell 100-B

Corrosion‑Protected Steel Cylinder

Manufactured from steel with Ceraprotect enamel coating, ensuring reliable corrosion resistance and long service life.

Additional Cathodic Protection

Equipped with a magnesium anode as standard; an impressed current anode is available as an accessory to reduce maintenance effort.

Dual‑Mode DHW Heating with Solar Collectors

Solar energy is transferred efficiently via the lower indirect coil, while conventional heat generators support reheating as required.

Complete Heating of Water Content

The indirect heating coil extends to the cylinder floor, ensuring the entire stored water volume is heated evenly.

Solar Thermal Integration

Designed for seamless connection to Viessmann solar collector systems, supporting efficient solar‑assisted DHW heating.

Heat Pump Compatibility

The series‑connected coil configuration ensures efficient DHW heating with heat pumps.

Hybrid System Ready

Suitable for integration with:

Gas or oil boilers
Condensing boilers
Solar thermal systems
Hybrid heating concepts

Electric Heating Integration

Optional immersion heaters allow:

Independent DHW heating
Summer operation
Backup heating strategies

Document Name Description Document Type Language Action
Technical Data Manual Vitocell 100‑B PDF English Download
What makes the Vitocell 100‑B “dual‑mode”?

It can heat domestic hot water using both solar energy and a conventional heat generator, improving efficiency and flexibility.

How does the cylinder support heat pump operation?

The two indirect coils connected in series ensure efficient DHW heating at low flow temperatures.

Who should choose the Vitocell 100‑B?

It is ideal for users who want:

Solar‑ready DHW storage
High hot water comfort
Compatibility with heat pumps
Proven Viessmann reliability

What applications typically use the Vitocell 100‑B?

It is commonly used in:

Single‑family homes
Apartment buildings
Solar‑assisted DHW systems
Hybrid heating systems

Similar Products

Vitocell 300-B
Dual-Mode DHW Cylinder

Vitocell 300-B

Vitocell 100-U
Dual-Mode DHW Cylinder

Vitocell 100-U

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