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| The NL-FLM25Y/R32 is an R32 DC inverter swimming pool heat pump designed for pool heating and cooling. It is recommended for swimming pools of 15–40m³ and uses 220V single-phase power. The unit offers up to 7.7kW heating capacity and a COP up to 6.11, helping maintain comfortable pool water temperature with efficient energy use. It operates from -15°C to 43°C and features a twin-rotary DC inverter compressor, titanium tube heat exchanger, DC motor horizontal fan, ABS plastic casing and 50mm water connection. | |||||||||
NL-B1.0S-P 3.5KW
Nulite New Energy
The NULITE Mini Air Source Heat Pump Water Heater delivers efficient and reliable domestic hot water with advanced heat pump technology. Featuring heating capacities ranging from 3.5kW to 10.3kW, a high-efficiency Panasonic rotary compressor, and a compact design, it ensures energy-saving operation, stable performance, and long-lasting durability. Designed for residential and light commercial hot water applications, this heat pump provides consistent hot water for showers, kitchens, washbasins, and daily household needs, offering a cost-effective and convenient hot water solution throughout the year.
The NULITE Mini Air Source Heat Pump Water Heater uses advanced heat pump technology to absorb heat from the surrounding air and transfer it to water, providing an energy-efficient alternative to conventional electric water heaters.
With heating capacities ranging from 3.5kW to 10.3kW, the series delivers reliable hot water while helping reduce electricity consumption and daily operating costs for residential and light commercial applications.
Designed for daily domestic hot water needs, the mini heat pump provides a rate
d outlet water temperature of 55°C, with maximum water temperatures reaching 60°C or 75°C depending on the refrigerant configuration.
Its high-temperature capability supports hot water supply for showers, kitchens, washbasins and other household applications, offering convenient and reliable hot water comfort.
The NULITE Mini Heat Pump Water Heater supports multiple refrigerant options, including R290, R134a, R32 and R410A, providing flexible solutions for different market requirements and customer preferences.
Customers can select suitable refrigerant configurations according to local regulations, environmental requirements and hot water temperature needs, making the product adaptable to various international markets.
Equipped with a high-quality Panasonic rotary compressor, the mini heat pump delivers stable heating performance and efficient operation for everyday hot water applications.
Combined with intelligent microcomputer control and system protection functions, its reliable components help maintain consistent operation, reduce unnecessary maintenance and support long-term product durability.
The NULITE Mini Heat Pump Water Heater features a compact structure that saves installation space, making it suitable for residential houses, apartments, guesthouses and small hot water systems.
Operating on a 220–240V / 50Hz power supply, the unit can be integrated with compatible hot water tanks and circulation systems. An optional built-in Wilo water pump provides additional installation flexibility.
NULITE provides flexible OEM and ODM services to meet different customer requirements, including refrigerant selection, product configuration, exterior appearance and customized branding.
With multiple heating capacities and configurable options, the series offers practical solutions for distributors, wholesalers and project developers seeking reliable hot water products for different international markets.
Experience smarter hot water management with the NULITE Mini Air Source Heat Pump Water Heater featuring optional WiFi remote control. Users can monitor operating status, check water temperature, adjust heating settings, and manage the heat pump conveniently through a compatible mobile APP. Smart remote monitoring makes daily operation easier, while intelligent temperature control helps improve energy efficiency, simplify maintenance, and reduce unnecessary operating costs. Combining advanced heat pump technology, energy-saving performance, and convenient smart management, NULITE delivers a reliable and comfortable hot water solution for homes, apartments, guesthouses, and light commercial applications throughout the year.
With Modbus RTU protocol onboard, the unit integrates smoothly with building automation and energy management systems. Key operating data—water temperatures, compressor status, operating mode, fault codes, and energy consumption—can be monitored in real time, and on/off, mode switching, temperature setpoints, and special functions such as quiet mode and legionella disinfection can be controlled remotely. Multi-unit networking enables centralized management of several heat pumps.Clients can remotely monitor and control heat pumps through their own control systems.
The NULITE Mini Air Source Heat Pump Water Heater combines a modern, compact exterior with durable construction for reliable daily operation. Featuring a sturdy metal cabinet, smooth surface finish, and carefully designed structure, it provides protection for internal components while maintaining an elegant appearance. Its space-saving design makes it suitable for residential homes, apartments, guesthouses, and small commercial applications. Built for efficiency, durability, and everyday convenience, NULITE delivers a dependable hot water solution that combines practical functionality with long-term value.
The NULITE Mini Air Source Heat Pump Water Heater features an optimized airflow design that promotes smooth air circulation, reduces airflow resistance, and improves heat exchange efficiency. Its carefully engineered single-fan structure ensures even airflow distribution across the evaporator, supporting stable heating performance and efficient energy utilization. Combined with a high-efficiency Panasonic rotary compressor, the system helps reduce unnecessary energy consumption and operating noise. This compact and reliable design delivers efficient, quiet, and long-lasting hot water performance for residential and light commercial applications.
The NULITE Mini Air Source Heat Pump Water Heater features an optimized system design with a high-efficiency Panasonic rotary compressor, intelligent microcomputer controller, and optional built-in Wilo water pump. Combined with water-electricity separation and high/low pressure protection, these components work together to ensure efficient heat transfer, stable water circulation, safe operation, and reliable hot water performance for residential and light commercial applications.
Site Preparation & Unit Placement
Choose a well-ventilated outdoor location with sufficient space for air intake, air discharge and maintenance access. Install the NULITE Mini Air Source Heat Pump Water Heater on a stable, level concrete base or anti-vibration support. Keep the unit away from enclosed or poorly ventilated areas to ensure efficient and reliable operation.
Water Pipe Connection
Connect the heat pump to a compatible domestic hot water storage tank according to the system design. Ensure the water inlet and outlet are connected correctly and provide proper water circulation. Pipe insulation is recommended to minimize heat loss, improve heating efficiency and maintain a stable hot water supply for showers, kitchens and washbasins.
Residential Houses
Apartments & Small Homes
Villas & Holiday Homes
Small Hotels & Guesthouses
Light Commercial Facilities
What is the NL-B1.0SP used for?
The NL-B1.0SP is designed for small domestic hot water and heating projects. It can provide hot water for bathrooms, kitchens, apartments, small houses, guesthouses and compact hot water systems.
What refrigerants are available for this model?
What is the heating capacity of the NL-B1.0SP?
Can this product be customized?
What is the maximum outlet water temperature?
