MasterTherm BoxAir Inverter 11-40kW

Renewable Energy Solutions

Find the perfect renewable energy solution for your project, whether you’re a homeowner, self builder, developer, landlord, housing association or business, we have the solution for you.

View All

Suitable for every project

Whether you’re a homeowner, self builder, developer, landlord, housing association or business, we have the solution for you.

View All

Our Services

By working with us your company can also benefit from services such as consultation, design and commissioning support. We provide solutions which will help along each step of the installation process.

View All

Renewable Energy Funding

Get paid to install a renewable heating system! Thanks to rewarding incentives, there's never been a better time to invest in renewable technologies.

View All

Thermal Earth Training Academy

Our Training Academy is ERS / OFTEC and HETAS accredited, allowing us to offer a range of Renewable and Soild Fuel courses.

View All

Description Specifications Downloads

Highly efficient and environmentally friendly heat pump for heating and cooling commercial & administrative buildings, production or storage halls, schools, sports facilities, and other larger buildings.

BoxAir Inverter P is the latest heat pump range based on on natural refrigerant R290. This offers even more performance, efficiency and output water temperature up to 75 °C.

- R290 refrigerant
- Outlet water temperature up to 75°c no requirement for immersion for anti-legionella function
- All in one compact unit with integral circulation pump and backup heater.
- A+++ Class efficiency
- Online control as STANDARD with diagnostics and smart phone application
- Extensive intelligent optional equipment such as MID electric meter, MID heat meter, modbus/BMS, communication with PV inverter and batteries, Smart Grid functionality.
- System optimisation with Octopus Agile Tariff
- Optional Active Cooling module
- pGDx room controller supplied as standard

Absolutely safety with integrated refrigerant leakage detector, automatic shut down of the unit, and check valves in the cooling circuit.

- Plus model for 2 x zones