Steel DHW cylinder with Ceraprotect enamel coating, cylinder capacity: 300 litres.
The Vitocell 100‑U is a dual‑mode domestic hot water cylinder designed for efficient DHW heating using conventional heat generators and solar thermal systems. It comes fully equipped for quick and easy solar integration, making it an ideal solution for modern residential and small commercial applications.
Thanks to integrated components, excellent corrosion protection, and high DHW comfort, the Vitocell 100‑U delivers reliable hot water performance with low heat losses and simplified installation.
Designed for direct connection to Viessmann solar collector systems for efficient DHW heating.
Suitable for integration with:
Gas or oil boilers
Condensing boilers
Hybrid heating systems
Integrated fill valve and pre‑assembled solar components simplify commissioning and maintenance.
Supports gradual system upgrades, such as expanding solar contribution or upgrading corrosion protection.
| Document Name | Description | Document Type | Language | Action |
|---|---|---|---|---|
| Data Sheet | Vitocell 100‑U | German | Download |
It means the cylinder can heat domestic hot water using both solar energy and a conventional heat generator.
Solar components are integrated and pre‑assembled, reducing installation time and potential errors.
Yes. Excellent insulation and efficient heat transfer result in low standby losses and high energy ratings.
It is ideal for users who want:
Integrated solar DHW heating
Fast installation
High hot water comfort
Reliable, corrosion‑protected DHW storage