







Viessmann Vitocal 151-A 10kW – 16kW Heat Pump
£6,755.00 – £7,379.00Price range: £6,755.00 through £7,379.00 Ex. VAT
The Viessmann Vitocal 151-A is a high-performance air-to-water heat pump with R290 refrigerant, a natural and environmentally friendly propane, and compact monobloc design, specifically crafted for both heating and cooling applications. Featuring an integrated 190-litre hot water tank, it is perfect for homes requiring space-saving solutions. With a maximum flow temperature of 70°C, the Vitocal 151-A is ideal for renovation projects and can integrate seamlessly with existing radiator systems.
Add Installation Pack for Quick and Easy Installation:
Viessmann Vitocal 151-A Standard Installation Pack
Viessmann – Vitocal 150 and 151 Brochure
Viessmann Vitocal 151-A – Instalation Manual
Viessmann Vitocal 151‑A Air Source Heat Pump
The Viessmann Vitocal 151-A is a highly advanced air-to-water heat pump designed to deliver outstanding performance for heating, cooling, and domestic hot water. This innovative system integrates a 190-litre hot water cylinder, making it a complete and space-saving solution ideal for modern homes or renovation projects.
Superior Efficiency and Environmental Benefits
The Vitocal 151-A sets new standards for energy efficiency and environmental responsibility. With its A+++ energy rating, it significantly reduces energy consumption while maintaining top-tier performance. The use of R290 refrigerant, a natural and environmentally friendly propane, ensures minimal impact on the environment, boasting an exceptionally low Global Warming Potential (GWP) of just 0.02. This makes it one of the most sustainable options on the market, contributing to reduced carbon emissions and a cleaner future.
Practical and Quiet
The Vitocal 151-A operates with whisper-quiet performance, making it suitable for residential settings. Its innovative Hydro AutoControl® technology ensures optimal efficiency while reducing installation time and system footprint by up to 60%. The unit’s ability to reach flow temperatures of up to 70°C makes it suitable for use with older radiator systems, providing an easy retrofit solution that enhances existing infrastructure without extensive modifications.
A Sustainable Future
Designed with the future in mind, the Vitocal 151-A is more than a heating and cooling solution—it is a commitment to sustainability. By choosing this heat pump, homeowners actively reduce their carbon footprint, support the transition to renewable energy, and create a comfortable, eco-friendly living environment for generations to come.
Whether for new builds or retrofitting older homes, the Viessmann Vitocal 151-A Heat Pump delivers exceptional performance and sustainability, making it an excellent choice for environmentally conscious homeowners.
Key Features:
- Integrated Hot Water Storage: Built-in 190-litre cylinder for convenient hot water access.
- High Flow Temperature: Reaches up to 70°C, suitable for older heating systems with radiators.
- Eco-Friendly Refrigerant: Utilises R290 propane, with an ultra-low Global Warming Potential (GWP) of 0.02.
- Hydro AutoControl® Technology: Ensures optimal performance, reduced space requirements, and quick installation.
- Energy Efficiency: A+++ rating with self-optimising operation for reduced energy costs.
- Quiet Operation: Among the quietest in its class, suitable for residential use.
- Future-Proof: Easily integrates with smart home systems and renewable technologies, including solar panels.
Viessmann Vitocal 151‑A Outdoor unit:
- Inverter-controlled compressor, 4-way diverter valve, electronic expansion valve, evaporator, condenser, EC fan
- Factory-filled with refrigerant R290
- Heating water filter upstream of condenser
- Transport aid for outdoor unit
- AF version: With integral electric ribbon heater for the condensate pan
Important Notes.
- Heat pumps must be commissioned by Viessmann Technical Service or a specialist heat pump contractor certified by Viessmann
- If the heat pump is being installed to modernise a heating system, a dirt separator with magnet is essential;
| Weight | N/A |
|---|---|
| Dimensions | N/A |
| Brand | Viessmann |
| Nominal Output Power | 10kW, 13kW, 16kW |
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Shipping & Delivery
We offer multiple shipping & delivery options for all our products. Simply enter your postcode in the cart or checkout, and any relevant shipping charges will be automatically calculated. When you get to the checkout page, you will be able to select your chosen delivery day and if you need it, delivery time too.
Options available
- Next day (standard) available for all orders placed by 12pm
- AM - 08:00 - 13:00
- AM - before 10:30
- PM - 12:00 - 18:00
Most of our products will be shipped on a pallet by one of our trusted courier partners. You must be present at the delivery address in order to receive and sign for your goods.

The Viessmann One Base system is an advanced, integrated home energy management platform that combines heating, cooling, and energy solutions into a seamless ecosystem. Designed for residential applications, it optimises energy efficiency, enhances comfort, and supports sustainable living by integrating heat pumps, solar energy systems, and smart controls in one unified interface.
Key Features of the Viessmann One Base System:
Integrated Energy Management
The One Base system connects and manages multiple Viessmann products, such as heat pumps, solar panels, and ventilation systems, ensuring they work together efficiently to reduce energy consumption and costs.Smart Home Integration
It offers compatibility with smart home platforms, allowing homeowners to control and monitor their heating, cooling, and energy usage remotely through a user-friendly app. This functionality enhances convenience and enables precise adjustments based on lifestyle needs.Sustainability and Energy Efficiency
By optimising the use of renewable energy sources, such as solar power, and prioritising efficient heat pump operation, the system significantly lowers carbon emissions and contributes to a greener environment.Customisable Comfort Settings
The One Base system provides personalised comfort settings, enabling individual room temperature control and adaptive operation based on occupancy and weather conditions.Future-Proof Design
It’s built to accommodate future energy technologies, ensuring compatibility with evolving renewable energy solutions and energy storage systems.Centralised Monitoring and Diagnostics
The platform allows real-time monitoring of all connected systems, simplifying maintenance and ensuring optimal performance with predictive diagnostics and automatic alerts for service needs.
Benefits of the Viessmann One Base System:
- Cost Savings: By intelligently managing energy usage, the system reduces energy bills over time.
- Environmentally Friendly: Supports the transition to renewable energy, reducing reliance on fossil fuels.
- Ease of Use: The single platform eliminates the complexity of managing multiple systems and devices.
- Scalability: Homeowners can expand the system with additional components as their energy needs evolve.
The Viessmann One Base system exemplifies innovation in sustainable home energy management, delivering comfort, efficiency, and eco-conscious living in a single, intuitive platform.
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