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Vitocell 120-E

Viessmann Residential
Vitocell 120-E
Buffer tank for water heating

Vitocell 120-E

For heating water storage and drinking water heating with Vitotrans 353, in conjunction with heat pumps. 600 and 950 liters.

Combination with heat pumps
Two memory zones
Fresh water module Vitotrans 353
Easy connection of second heat generator
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Features

Optimised for Heat Pump Systems

Designed to work seamlessly with heat pumps, ensuring stable operation and efficient heat distribution.

Two Functional Storage Zones

The tank provides separate zones for the heating circuit and optional fresh water module, supporting flexible system layouts.

Easy Integration of a Second Heat Generator

Additional connections allow straightforward expansion, making it easy to add a second heat source to the system.

Optional Electric Heating Insert

An electric immersion heater can be retrofitted for: PV surplus utilisation Additional heating support Emergency or summer operation

Control / Integrations

Flexible System Integration

Suitable for combination with:

Heat pumps
Gas or oil boilers
Renewable hybrid systems

Fresh Water Module Integration

The Vitotrans 353 can be added at any time, allowing future‑proof DHW preparation.

Electric Heating Control

Optional electric heating insert can be integrated into energy management strategies, including PV self‑consumption.

Service‑Friendly Layout

Clearly arranged connections simplify installation, commissioning, and maintenance.

Technical Documents

Document Name Description Document Type Language Action
Brochure Vitocell storage water heater PDF German Download
Data Sheet Vitocell 120-E PDF German Download

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