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| The R290 Inverter Air Source Heat Pump is an energy-efficient heating solution designed for space heating, cooling and domestic hot water. Using eco-friendly R290 refrigerant and advanced DC inverter technology, it delivers stable performance with lower energy consumption and reduced environmental impact. The unit supports high-temperature water output up to 80°C, making it suitable for radiators, floor heating and hot water applications. With strong low-temperature adaptability, it can operate reliably even in ambient temperatures as low as -25°C. This heat pump is ideal for residential homes, villas, hotels and light commercial buildings seeking comfort, efficiency and sustainable heating. | |||||||||
NL-FR1.0/EN200
Nulite New Energy
The NULITE All-in-One Heat Pump Water Heater is a compact and energy-efficient solution for residential domestic hot water, integrating heat pump technology and a storage tank into one complete system. With up to 75°C hot water output, quiet operation and intelligent control, it provides reliable hot water supply while reducing energy consumption. Available in 150L, 200L and 300L models, it is designed for modern homes, apartments and small hospitality applications with easy installation and long-lasting performance.
The NULITE All-in-One Heat Pump Water Heater integrates the heat pump system and storage water tank into a compact unit, eliminating the complexity of traditional separate installations. Its integrated design saves installation space, simplifies system setup and provides a convenient hot water solution for modern residential applications.
Designed to meet various domestic hot water demands, the NULITE All-in-One Heat Pump Water Heater delivers hot water up to 75°C, providing reliable hot water supply for showers, kitchens and household applications. It ensures comfortable water temperature while improving energy utilization.
By extracting heat energy from the surrounding air, the heat pump technology significantly reduces electricity consumption compared with conventional electric water heaters. The system provides efficient hot water production while helping households achieve lower operating costs.
The integrated stainless steel water tank offers excellent corrosion resistance and durability, ensuring stable operation and a longer service life. Combined with optimized insulation technology, it helps maintain hot water temperature efficiently.
With optimized compressor technology and sound reduction design, the NULITE All-in-One Heat Pump Water Heater operates quietly, making it suitable for installation in residential environments while maintaining a comfortable living experience.
Equipped with an intuitive control interface, the system allows users to easily monitor and adjust hot water settings. The smart control design provides a simple and convenient user experience for everyday domestic hot water management.
The NULITE All-in-One Heat Pump Water Heater is developed with strict quality control and international compliance requirements in mind. Supported by recognized certification documents, product testing and European energy efficiency standards, the unit is designed to deliver safe, stable and energy-efficient hot water performance for residential and light commercial applications.
From electrical safety and product performance to energy efficiency and manufacturing quality, every key aspect is carefully evaluated to help ensure reliable operation throughout its service life. Combined with durable construction, intelligent control and an integrated hot water system, NULITE provides a dependable solution for distributors, installers and end users seeking long-term quality and compliance for the European market.
With built-in WiFi connectivity, users can control the heat pump anytime and anywhere via mobile devices. Remote monitoring, temperature adjustment and operation scheduling make daily energy management simpler and more convenient.Equipped with an intelligent control platform, the system allows users to monitor and adjust operating parameters remotely. Easy access through smart devices provides convenient management of hot water, heating and energy usage.
The NULITE All-in-One Heat Pump Water Heater combines the heat pump module, intelligent controller and hot water storage tank in one compact vertical unit. The integrated structure reduces installation complexity and saves valuable floor space, making it suitable for modern homes, apartments, villas and light commercial hot water applications.
Its vertical design provides a clean and modern appearance while keeping key operating components conveniently integrated for easier installation, operation and maintenance.
The upper section features independent air inlet and air outlet connections. Ambient air enters through the air inlet, where heat energy is absorbed by the heat pump system, while the exchanged air is discharged through the air outlet.
The top-blow structure keeps the airflow connections concentrated at the top of the unit, helping simplify installation and allowing flexible duct connection according to different indoor installation environments.
All-in-One Heat Pump Water Heater – Front View & Structure Overview
Front View
- Digital Controller: Provides clear temperature display and operating status information, allowing users to conveniently adjust water temperature and system modes for daily hot water use.
- Heat Pump Module: The upper heat pump section integrates the core heating components, enabling the unit to absorb heat energy from the surrounding air and convert it into efficient hot water production.
- NULITE Logo: Displays the brand identity and reinforces the premium appearance of the product.
- Stainless Steel Water Tank: The lower integrated tank stores domestic hot water efficiently, providing a compact all-in-one solution for residential applications.
Structure Overview
- Air Inlet: Draws in ambient air from the top side of the unit, supplying heat energy for the heat pump system.
- Air Outlet: Discharges processed air after heat exchange, ensuring stable airflow circulation and efficient operation.
- Integrated Water Tank: Combines hot water storage and heat pump technology in one vertical unit, helping save installation space and simplify system setup.
- Thermal Insulation Layer: Helps reduce heat loss and maintain water temperature for longer periods, improving overall energy efficiency.
- Stainless Steel Inner Tank: Offers strong corrosion resistance, reliable hot water storage and long service life.
The NULITE All-in-One Heat Pump Water Heater integrates the key components required for efficient domestic hot water production into one compact unit. The heat pump module absorbs renewable heat energy from the surrounding air, while the built-in electric heater provides auxiliary heating when additional hot water capacity is required. Combined with the integrated stainless steel storage tank and intelligent controller, the system delivers stable water temperature, convenient operation and reliable hot water performance for everyday residential use.
The advanced touchscreen controller supports multiple languages, enabling easy operation for global users. With a clear interface and smart temperature management, it provides convenient control of heating, cooling, and domestic hot water functions for a comfortable living environment.
Easy Installation for Reliable Daily Hot Water
The NULITE All-in-One Heat Pump Water Heater is designed for simple indoor installation and convenient connection to household hot water points. Place the unit on a stable and level floor with sufficient service clearance, then connect the cold water inlet with the required safety valve and route the hot water outlet to showers, kitchen sinks and other faucets.
For better system efficiency, hot water pipes should be properly insulated to reduce heat loss. After completing the water and power connections, check all pipe joints and safety components carefully before start-up. The integrated design combines the heat pump module and storage tank in one unit, helping simplify installation while providing a reliable domestic hot water solution for modern homes, apartments and villas.
Modern Homes
Apartments & Villas
Hotels & Guest Houses
Small Commercial Facilities
Renovation & Replacement Projects
Designed for modern households, the NULITE All-in-One Heat Pump Water Heater provides a stable hot water supply for bathrooms, kitchens and daily family needs. Its compact structure saves installation space while delivering efficient and comfortable hot water performance.
With different capacity options from 150L to 300L, the system meets various hot water demands in apartments and villas. It ensures continuous hot water availability while maintaining high efficiency and convenient operation.
The NULITE All-in-One Heat Pump Water Heater offers reliable hot water production for guest rooms and small hospitality facilities. Its energy-efficient operation helps reduce running costs while providing guests with a comfortable bathing experience.
Suitable for salons, gyms, cafes and other small commercial spaces, the system provides efficient hot water supply with easy installation and simple management.
The All-in-One Heat Pump Water Heater is an ideal replacement solution for traditional electric water heaters, offering improved efficiency, modern appearance and a more sustainable hot water experience.
All-in-One Heat Pump Water Heater – Installation Case Studies
NULITE All-in-One Heat Pump Water Heaters have been installed in a wide range of residential and light commercial projects worldwide, providing efficient and reliable domestic hot water solutions for homes, apartments, villas, guesthouses, and small hotels. With compact integrated design, easy installation, stable hot water supply, and energy-efficient operation, these units adapt well to different building types and daily hot water demands.
NULITE continues to support global customers with multiple tank capacity options, dependable product quality, and practical hot water solutions for different markets.
What is the water tank capacity of the NL-FR1.0EN200?
The NL-FR1.0EN200 is equipped with a 200L stainless steel 304 water tank, making it suitable for daily domestic hot water use in family homes, apartments, villas and guesthouses.
What is the maximum outlet water temperature?
The unit can deliver up to 75°C maximum outlet water temperature, with a rated outlet temperature of 55°C. It can provide stable hot water for showers, bathrooms and kitchen use.
Is this heat pump water heater energy-saving?
Yes. The unit uses heat pump technology to absorb heat from ambient air and transfer it to domestic hot water. Compared with traditional electric water heaters, it helps reduce electricity consumption while maintaining comfortable hot water supply.
Where can this all-in-one heat pump water heater be installed?
It can be installed in a ventilated and frost-protected area, such as a balcony, utility room, garage or equipment room. The unit should be placed vertically on a flat, solid floor with enough space for air circulation and maintenance.
What after-sales service do you provide?
We have dedicated technical staff to provide 24-hour technical support for installation, operation and troubleshooting. The product also comes with two years of after-sales support, and we can provide free spare parts during the warranty period according to the after-sales policy.
Model Name | NL-FR1.0/EN150 | NL-FR1.0/EN200 | NL-FR1.0/EN300 | |
Heating capacity | kw | 1.8 | 1.8 | 2.42 |
Water tank Volume | L | 150 | 200 | 300 |
Hot water production | Lh | 39 | 39 | 52 |
Power supply | V/Hz/Ph | 220~240V/50/1 | 220~240V/50/1 | 220~240V/50/1 |
Rated outlet water temp | ℃ | 55 | 55 | 55 |
Max outlet water temperature | ℃ | 75 | 75 | 75 |
Rated input power | W | 470 | 470 | 623 |
Current | A | 1.85 | 1.85 | 2.3 |
Auxiliary electric heating | W | 2000 | 2000 | 2000 |
E-heating current | A | 9.1 | 9.1 | 9.1 |
Refrigerant | / | R134a | R134a | R134a |
Compressor | / | Rotary | ||
Four-way valve | / | Saginomiya | ||
Motor | / | Centrifugal | ||
Centrifugal fan | / | 190 | φ190 | p190 |
High pressure switch | Mpa | 3.0~2.4 | 3.0~2.4 | 3.0~2.4 |
low pressure switch | MPa | 0.05-0.15 | 0.05-0.15 | 0.05-0.15 |
Ambient temperature | ℃ | -7~45 | -7~45 | -7~45 |
Waterproof protection level | / | IPX4 | IPX4 | IPX4 |
Product cabinet | / | Galvanized powder coated steel | ||
Material of water tank | / | Stainless steel 304 material | ||
Heat exchanger type | / | External aluminum coil | ||
Evaporator | / | Hydrophilic aluminum foil | ||
Throttling device | / | Electrical expansion valve | ||
Wire controller | / | Digital screen, touch buttons | ||
Pipe diameter | inch | G3/4" | G3/4” | G3/4" |
Built-in pressure protection | MPa | 0.8MPa | 0.8MPa | 0.8MPa |
Product Dimensions | mm | 560*1600 | φ560*1765 | φ640*1967 |
Packing Dimensions | mm | 610*610*1710 | 610*610*1875 | 690*690*2075 |
Net Weight | Kg | 70 | 75 | 95 |
Noise | dB(A) | ≤48 | ≤48 | ≤51 |