Vian S7+ Heat Pump


This Full DC Inverter heat pump is capable of operating down to -10°C ambient temperature. Upgrade your hot tub or swim-spa with the Vian S7+ Air Source Heat Pump and enjoy an energy-efficient way to keep your water warm. Reduce your energy costs and environmental footprint with advanced technology. Make your hot tub or swim-spa the ultimate relaxation destination with Vian S7+.


Introducing the Vian S7 Air Source Heat Pump, the perfect solution to keep your hot tub or swim-spa warm and inviting all year round. This innovative heat pump uses the latest technology to extract heat from the air, making it incredibly energy-efficient and cost-effective. It boasts an impressive heating capacity, ensuring your hot tub or swim-spa reaches the desired temperature in no time. With its sleek and stylish design, the Vian S7 Air Source Heat Pump is a perfect addition to any outdoor space. It operates quietly and comes with a user-friendly digital control panel for easy temperature adjustments. So why wait? Invest in the Vian S7 Air Source Heat Pump today and enjoy the ultimate spa experience without worrying about high energy bills.

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Full DC Inverter Heat Pump

kW Out

CoP @


100% – 20% Power

100% – 20% Power

Plus 27oC

7.21 – 1.6

6.4 – 16.9

Plus 10oC

4.77 – 0.95

4.35 – 6.08

Capacity kW 27/24 (DB/WB)

1.5 kW – 7.21 kW


Hot Tub & Swim Spa

Max Power Draw

0.09 – 1.09 kW

Ambient Temp Operating Range

-10oC to 43oC

Heating Range

15oC to 40oC

Ability To Cool Water


Sound @ 1 m dB

32 to 45

Required Flow Rate

3.1 m3/hr (51.6 l/min)



Unit Size (L-D-H) mm

910 / 355 / 620

Warranty Information:

5-Years on Compressor and Heat Exchanger
2-Years on all other components