Meet the FORLSSMAN R290 500L All-in-One Heat Pump Water Heater (Model KZRS80-500DW/N6H1BP) — the eco-friendly, high-performance solution built to power hotels, gyms, multi-family buildings and small businesses.It combines R290 natural refrigerant, A+ (XXL) ERP efficiency, and smart cascade technology (up to 8 units / 128kW total) to deliver consistent, low-cost hot water — and grow with your demand, no system replacement needed.

Built for Commercial Spaces, Scalable to 8 Units

Designed for high-demand environments, this all-in-one unit is as flexible as it is reliable.

Single-unit use: Ideal for salons, cafes, and small gyms, serving 4–8 people with a 500L tank.

Multi-unit cascade: Scale up to 8 interconnected units for hotels, resorts, and large dormitories, delivering a combined 128kW capacity.

It works reliably from -15°C to 45°C, with IPX4 water resistance for outdoor installation, making it suitable for every climate.

Where It Shines: 4 Key Commercial Applications

• Hotels & Resorts

Fast recovery times (2.16H with E-heater @ 20/15°C) and cascade scalability easily handle peak morning demand. The 500L tank serves 4–8 people per unit, making it easy to right-size your system.

• Gyms & Fitness Centers

Low noise (≤50 dB(A)) keeps your facility comfortable for members, while IPX4 water resistance stands up to humid conditions. Scale from one unit for a small studio to multiple units for a large sports complex.

• Multi-Family Buildings & Dormitories

Remote monitoring via WiFi/Modbus lets you manage usage across multiple units from a single dashboard, reducing maintenance calls and downtime.

• Salons & Small Businesses

Compact design fits discreetly in utility rooms, while the 65°C max water temperature ensures consistent hot water for every customer.

Built for End Users & Commercial Owners

Property managers and business owners get three critical benefits:

• Lower operating costs: High COP and ERP efficiency slash monthly energy bills.

• Fast recovery: The 3000W backup heater cuts recovery time to just 2.16 hours at 20/15°C, so you never run out of hot water.

• No costly overhauls: Start with one unit and add up to 7 more as demand grows — no need to replace the entire system.