Solar Panel Installers in Devon

Off Grid Solar Systems

The Benefits of Off Grid Solar Systems

Based in Newton Abbot in Devon, with other areas including Reading and Bournemouth. Callidus are one of the UK’s leading purveyors and installers of off grid solar systems. Having worked across South England, our extensive experience makes us the ones to call for off grid solar systems. You will never have to worry about the power cuts with our off grid solar panels and battery systems, which will enable you to be independent of the National Grid.

If you want to find out the off grid solar panel installation cost, you can request a quote today or contact us to simply by filling out our contact form and our team of experts will guide you to obtain the best solar system for your property.

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Why Choose Callidus?

We are a leading purveyor and installer of off grid solar systems in the UK with MCS, CHAS, NICEIC, and RECC certifications based in Newton Abbot in Devon. With over eleven years of service in the renewable energy industry, we have installed off grid solar panels nationwide in major areas such as Bristol and Wiltshire, down through Somerset and into Cornwall, Dorset and Hampshire.

If your project requires our installation expertise, we will always work around you and your property to ensure a smooth and seamless installation with minimal disruption. Customers looking to install an off grid solar system themselves can order from our shop with worldwide shipping. Contact us to find out more or request a quote today.

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User Friendly Interface

Victron Innovation

Smart Design

User Friendly Interface

As well as sustainability, accessibility is at the heart of our service. At Callidus, we believe it is essential for our customers to be able to use their off grid solar system with ease. Our systems are designed to require as little human interaction as possible, creating a hassle free experience for all users.

Integrated into the design is the potential for remote monitoring and control. This can be accessed via smartphone, tablet or computer and adds an extra dimension of control and security. View your off grid solar system’s performance and stay in control from anywhere.

Off Grid Solar System Devon

Victron Innovation

As well as an in house board manufactured by our experts here at Callidus, we use exceptional components from Victron in our off grid solar systems. Using these components, we believe in the longevity and durability of our systems, as they have been tested against even the harshest environments and conditions.

Victron ensures that all materials are built to the highest standards to ensure nothing less than excellence in quality and performance. Whether near us in Newton Abbot or further afield, Victron’s robust products mean that our off grid solar systems can be installed in even the remotest of locations.

Smart Design

The number of solar panels and batteries your off grid solar system will need will depend on the energy requirements of your property. With our sophisticated, state of the art software, we will design your system to ensure it can deliver power in line with your needs and expectations. We can also give advice based on your current power usage.

The off grid systems we build are always designed to be expandable, so you can easily add extra batteries, solar PV panels or an inverter to boost your power supply if necessary. We pre-build our off grid systems safely in a controlled environment to ensure the highest quality possible.

We also ensure each system is electrically tested, load tested, commissioned and updated before installation. Whether you are near us in Newton Abbot or further afield, Callidus are here to help make living off grid easier than ever.

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Although based in Newton Abbot in Devon, we offer our installation services across England and Wales and also deliver nationwide. We have worked across areas such as Leeds and Bradford, down through Essex, Surrey, Reading, Berkshire and into the South of England. Discover the benefits of renewable energy and request a quote today.

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With an incredible remote monitoring platform, you can easily oversee your off grid solar system from anywhere. This monitoring platform also allows the system to be controlled from anywhere in the world should you ever require assistance from Callidus or Victron.

After our expert engineers have left the site, we are still here to help with any questions or queries you may have. Browse our frequently asked questions on our Help Desk page for more information on off grid solar systems. If your query is still unresolved, simply get in touch with us, and we will do our best to assist you.

We can provide support over the phone or remotely log on to your system to take control and make necessary updates or changes. Onsite help is also available at an additional cost. As a leading installer of off grid solar systems, we have worked nationwide across Bristol and Wiltshire, down through Somerset and into Cornwall, Dorset and Hampshire.


Happy Customers

The guys at Callidus were all fantastic. We had lots of questions before we had our solar power system installed, and all our many emails were...

Maxine Heard

We live off grid in Cumbria and wanted to upgrade our electricity supply. We contacted Callidus and they were very happy to work with us. With...

Jack Beach

Fantastic customer service! Such incredibly helpful staff. Can’t rate them highly enough. Highly recommend this company. So helpful and...

Isobel Nancarrow

The entire team at Callidus, from the top to the bottom, are amazing. Knowledge, support, passion to place the customer and their needs at the...

Marcus Rowe

I have just had an off grid solar system fitted by Steve and his team. It has been a completely stress free experience. Everyone was so...

Tracey Hanks

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