
Product Description
Targeted Integration for Efficient Domestic Hot Water Needs
The R290 All in One Heat Pump is engineered to serve small-to-medium households and multi-residential developments requiring a compact, energy-efficient heat pump hot water system. As a solution provided by leading heat pump manufacturers, it targets users upgrading from conventional electric or boiler hot water systems seeking substantial energy savings without sacrificing performance. Its integrated design, which combines hot water heating and storage, simplifies installation and maintenance for contractors and building engineers responsible for optimized infrastructure solutions, reinforcing its role as a premium offering in the heat pump supplier market.
Technical Excellence with Advanced Refrigerant and Controls
This all in one heat pump employs eco-friendly R290 refrigerant, achieving a high coefficient of performance (COP) between 4.1 and 4.2 at 20℃ ambient temperature, thus ensuring superior energy efficiency and reduced operating costs. The unit is capable of producing water temperatures up to 70℃ without auxiliary electric heating, addressing colder climates and stringent hot water demand. Its Master-Alpha series features 200L and 300L storage tanks with compact dimensions, stable components, and advanced controls that support seamless integration into smart systems. This combination of specifications positions it competitively among heat pump hot water technologies for both retrofit and new construction projects.
Versatile Application Across Residential and Light Commercial Environments
Compatible with single-family homes, in-law suites, and seasonal residences, the R290 all in one heat pump addresses diverse hot water requirements in multiple contexts. It serves as an effective alternative to traditional systems, aligning with regulatory requirements on emissions and energy consumption. Heat pump suppliers appreciate its quiet operation and space-saving profile, making it ideal for urban apartments or multi-story residences where footprint is limited. Its reliable, environmentally conscious design supports sustainability goals while offering users lower total cost of ownership, thus driving adoption in markets focused on energy conservation and operational efficiency.
Product Advantages
Structural and Design Efficiency in a Unified System
The R290 All in One Heat Pump incorporates a modular approach by integrating heating and storage components within a compact footprint, significantly simplifying installation and reducing plumbing complexity. Designed with durability in mind, it utilizes refrigerant R290, chosen for its low global warming potential, reinforcing compliance with environmental standards increasingly demanded by heat pump manufacturers. The unit’s construction facilitates ease of maintenance and operational stability, while the inclusion of advanced control systems ensures adaptability to variable load conditions. This sophisticated design enhances compatibility across diverse installation scenarios, making it a preferred choice for heat pump suppliers seeking comprehensive solutions.
Optimized Performance and User-Centric Usability
This all in one heat pump provides reliable hot water delivery up to 70℃ without supplementary electric heating, improving energy efficiency and user comfort even in colder ambient conditions. Its quiet operation reduces noise pollution, meeting stringent residential sound standards. The system’s high COP values translate into lower energy consumption and operational costs, enhancing return on investment for building managers and homeowners. User-friendly controls support precise temperature management and remote monitoring capability, enabling easy system integration in smart home or building automation systems. These performance characteristics ensure consistent heat pump hot water supply aligned with contemporary energy and usability expectations.
Use Scenarios
Residential Retrofit and Replacement Applications
In residential retrofit projects seeking to replace conventional electric or gas hot water systems, the R290 All in One Heat Pump provides an energy-efficient alternative that integrates heating and storage into one compact unit. It suits small and medium-sized households upgrading to heat pump hot water solutions while minimizing space requirements. The unit’s ability to deliver hot water at temperatures up to 70℃ without electric boost benefits scenarios with colder climates or high demand peaks. Its design facilitates straightforward compatibility with existing plumbing infrastructure and electrical systems, reducing installation time and complexity, a key consideration for heat pump manufacturers and contractors focused on maximizing project ROI.
Multi-Unit Housing and Space-Constrained Installations
In multi-story residential buildings or urban apartments where equipment space is limited, this all in one heat pump offers a space-saving, quiet solution for centralized hot water supply. Heat pump suppliers draw on its compact structure and efficient performance to meet stringent regulatory and occupant comfort requirements in dense housing environments. The product’s advanced controls enable seamless integration with building management systems, ensuring optimal energy use in shared hot water distribution. Its reliability and lower noise profile contribute to sustained occupant satisfaction and operational efficiency, representing a technically sound option for property developers and facility managers aiming to optimize HVAC and hot water systems within restricted spatial parameters.
What refrigerant does the R290 All in One Hot Water Heat Pump use?
We use the eco-friendly R290 refrigerant in our heat pump hot water systems to ensure high energy efficiency while minimizing environmental impact. This refrigerant supports stable, quiet operation and complies with current environmental standards as part of our commitment as a leading heat pump manufacturer.
Can you customize the storage tank capacity for the R290 heat pump?
Our R290 All in One Hot Water Heat Pump models come with fixed storage capacities of 200L or 300L (Master-Alpha 200L and 300L). While these sizes are standard, Greenpower offers customization options through ODM and CO-design services to fit specific project needs. Please contact us to discuss tailored solutions for your requirements.
What are the installation requirements for this all-in-one heat pump?
Our compact, space-saving unit is designed for straightforward installation with common electrical voltages (220-240V) and standard water pressure up to 1.0 MPa. We recommend professional installation to ensure safety and system reliability. As a trusted heat pump supplier, we provide technical guidance during setup for smooth integration.
How should I maintain the R290 heat pump for optimal performance?
Regular maintenance includes checking refrigerant levels, inspecting controls, and cleaning air filters to maintain efficiency and quiet operation. Our durable components and modern controls facilitate easy upkeep. We also offer after-sales support to address technical queries and help you maximize your hot water system’s lifespan.

| Model | Unit | Master-Alpha 200L | Master-Alpha 300L |
| ①ERP Class at Air 20℃ | A+ | A+ | |
| Tapping | L | XL | |
| Capacity | kW | 1.72* (+1.5**) | 1.72* (+1.5**) |
| Average absorbed power | W | 415 | 410 |
| Storage tank capacity | It | 200 | 300 |
| COP | W/W | 4.14 | 4.20 |
| COP at Air 20℃ (EN16147) | 3.80 | 3.90 | |
| Heating up time | h | 6.09 | 9.13 |
| Heating energy consumption | kWh | 2.53 | 3.74 |
| Pes | W | 33 | 35 |
| Mixed water at 40℃ V40 | L | 255 | 395 |
| ②ERP Class at Air 7℃ | A | A+ | |
| Tapping | L | XL | |
| Capacity | kW | 1.22* (+1.5**) | 1.22* (+1.5**) |
| Average absorbed power | W | 390 | 380 |
| Storage tank capacity | It | 200 | 300 |
| COP | W/W | 3.10 | 3.21 |
| COP at Air 7℃ (EN16147) | 3.00 | 3.10 | |
| Heating up time | h | 8.58 | 12.87 |
| Heating energy consumption | kWh | 3.35 | 4.89 |
| Pes | W | 33 | 35 |
| Mixed water at 40℃ V40 | L | 255 | 395 |
| Voltage | 220-240/1/50 | 220-240/1/50 | |
| Max. power consumption | W | 2250 | 2250 |
| Duct air flow (nom.) | m³/h | 450 | 450 |
| Max outlet water temperature (without using E-heater) |
°C | 65 | 65 |
| Refrigerant | R290 | R290 | |
| Rated water yield | L/H | 30.5 | 30.5 |
| Max. Water operating pressure | Mpa | 1.0 | 1.0 |
| Rated water pressure | Mpa | 0.6 | 0.6 |
| Set point relief valve | Mpa | 0.7 | 0.7 |
| Sound power level | dB (A) | 58 | 58 |
| Net size(WxHxD) | mm | φ560x1755 | φ640x1850 |
| Package Size(WxHxD) | mm | 580x630x1875 | 695x695x1970 |
| * Capacity and power input based on the following conditions: | ①Ambient temperature20℃/15℃water temperature from 10℃ to 55℃ ②Ambient temperature7℃/6℃,water temperature from 15℃ to 55℃ | ||
| **Related to the supplementary heater | |||