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Vitocal 151-A

Viessmann Light Commercial
Vitocal 151-A
Air-Source Heat Pumps

Vitocal 151-A

Compact air source heat pump in monobloc design

  • Rated heating output: 2.1 to 14.9 kW
  • Integral DHW cylinder
  • High energy efficiency
  • Sustainable operation
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Features

Rated Heating Output

Heating output from 2.1 to 14.9 kW, suitable for single‑family homes and a wide range of residential modernisation projects.

Integral Domestic Hot Water (DHW) Cylinder

Equipped with an integrated 190‑litre DHW cylinder, providing high hot water comfort without the need for an external tank.

Highly Suitable for Modernisation

Capable of delivering flow temperatures up to 70 °C, even at outdoor temperatures down to −10 °C, making it ideal for replacing existing boilers and working with radiator systems.  

Climate Protect +++ with Natural Refrigerant

Uses natural refrigerant R290 (propane) with an exceptionally low GWP₁₀₀ of 0.02, ensuring outstanding environmental and climate protection.

Control / Integrations

Integral Vitotronic Control Unit

Features an integrated Vitotronic control system for intuitive, centralised control of:

Space heating
Cooling
Domestic hot water (DHW)
Energy management functions

Easy Operation via ViCare App

The ViCare app enables simple and intuitive operation via smartphone or tablet, offering clear system status and energy information.

Internet Connectivity

Designed for digital connectivity, enabling remote monitoring, control, and service access within the Viessmann digital ecosystem.

Integrated Energy Management

The built‑in energy management system supports efficient coordination of energy flows, helping to optimise electricity use and reduce costs.

Technical Documents

Document Name Description Document Type Language Action
Brochure Vitocal 151-A PDF English Download

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