RotoSpa EcoCube 5.5kW Air Source Heat Pump – Compact, Efficient, and Year-Round Comfort

Cut your hot tub running costs by up to 75% with the RotoSpa EcoCube 5.5kW – the most energy-efficient spa heating upgrade available in the UK. Designed specifically for British homes and made to integrate effortlessly with your RotoSpa, the EcoCube delivers reliable, whisper-quiet performance all year round.

Whether you're seeking a cosy winter soak or an invigorating ice bath, the EcoCube keeps your spa at the perfect temperature — efficiently, affordably, and sustainably.

🛠️ Plug-and-play simplicity – no rewiring required
🌡️ Dual heating and cooling – ideal for hydrotherapy or cold plunges
💰 Save thousands over time with lower energy bills

🔑 Key Features & Benefits

• Unmatched Efficiency – COP of up to 5.7 for maximum heat output per unit of electricity
• Whisper-Quiet Operation – Just 50dB at 1m, quieter than most household appliances
• Smart Control Integration – Fully compatible with SV Series spa keypads
• Dual Functionality – Heats to 40°C or cools to 5°C, perfect for cold therapy
• Eco-Friendly Refrigerant – R290 natural refrigerant with ultra-low GWP (3)
• Quick Installation – Connects via 32/38mm flexible hose with no extra electrical circuit needed
• Weatherproof & Durable – IPX5-rated, UV-resistant casing for outdoor use
• Titanium Heat Exchanger – Twisted coil design for optimal thermal efficiency and longevity

Effortless to install, quiet to run, and built to last – the EcoCube 5.5kW is the smart, sustainable choice for modern spa owners.