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Vitocell 320-M

Viessmann Residential
Vitocell 320-M
Buffer tank for water heating

Vitocell 320-M

Heating water buffer tank with stainless steel corrugated pipe for heating drinking water, storage capacity: 750 and 910 litres.

  • Multivalent heating water buffer tank
  • Low space requirement and installation effort
  • Optimal use of solar energy
  • Drinking water corrugated pipe made of stainless steel
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Features

Two Functions in One Device

Combines heating water buffer storage and DHW preparation in a single tank, reducing space requirements and installation complexity.

High‑Alloy Stainless Steel DHW Corrugated Pipe

The flexible corrugated pipe, made from high‑alloy stainless steel, is stress‑free integrated into the tank and ensures hygienic, on‑demand DHW heating.

PV‑Ready for Self‑Consumption

Can be combined with photovoltaic systems, allowing electric heating and DHW preparation using surplus PV electricity.

Ideal for Multi‑Generator Heating Systems

Particularly suitable for systems with multiple heat generators, such as wood boilers, heat pumps, gas or oil boilers.

Control / Integrations

Seamless System Integration

Designed for straightforward integration into:

Hybrid heating systems
PV‑supported energy concepts
Multi‑generator installations

Electric Heating Control

Optional electric heating elements can be controlled to maximise PV self‑consumption or provide summer comfort.

Efficient Buffer Management

Supports stable system operation by decoupling heat generation and heat demand.

Service‑Friendly Construction

Integrated components and clear layout 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 320-M PDF German Download

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