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The HMZ-PW Wall-Mounted Solar Energy Storage Inverter includes Standard and Plus series for residential solar storage, off-grid power and backup power applications. It supports MPPT solar charging, pure sine wave AC output and lithium battery integration. The Plus version supports up to 9 units in parallel, expanding system power up to 45kW for larger home, farm and small commercial projects.
The HMZ-PW Wall-Mounted Solar Energy Storage Inverter is designed for residential solar energy storage, off-grid power supply and home backup applications. The series includes both Standard and Plus versions, allowing users to choose a suitable inverter solution according to load demand, battery configuration and system expansion requirements.
The Standard Series is suitable for common home backup power, off-grid houses, small shops, farms and basic solar storage systems. The Plus Series is designed for projects that require stronger expandability, supporting up to 9 units in parallel and a maximum system power of 45kW.
With MPPT solar charging, pure sine wave AC output and wall-mounted installation, the HMZ-PW series can work with solar PV modules and lithium battery storage systems to provide stable power during grid outages or in areas without reliable electricity access.
| Item | Description |
|---|---|
| Product Name | HMZ-PW Wall-Mounted Solar Energy Storage Inverter |
| Product Series | HMZ-PW Standard Series / HMZ-PW Plus Series |
| Product Type | Wall-Mounted Solar Energy Storage Inverter |
| Output Type | Single-Phase AC Output |
| Main Function | Converts solar and battery power into stable AC power |
| Solar Charging | Built-in MPPT solar charging |
| Output Waveform | Pure Sine Wave |
| Installation Type | Wall-Mounted |
| Communication | RS485 / RS232 |
| Battery Compatibility | Lead-acid battery and customized battery settings supported |
| Main Applications | Residential solar storage, off-grid power, home backup power and small commercial ESS |
| Plus Version Highlight | Supports up to 9 units in parallel and maximum system power up to 45kW |
| Version | HMZ-PW Standard Series | HMZ-PW Plus Series |
|---|---|---|
| Main Positioning | General home backup and off-grid solar storage | Expandable solar storage system with parallel function |
| Power Options | 1000W / 1500W / 2000W / 3200W / 5000W / 7200W | 5000W Plus |
| Battery Voltage | 12VDC / 24VDC / 48VDC depending on model | 48VDC |
| Installation | Wall-Mounted | Wall-Mounted |
| Solar Charging | MPPT | MPPT |
| Output Waveform | Pure Sine Wave | Pure Sine Wave |
| Communication | RS485 / RS232 | RS485 / RS232 |
| Parallel Function | Not applicable | Supports parallel use |
| Maximum Parallel Quantity | Not applicable | Up to 9 units |
| Maximum Parallel Power | Not applicable | Up to 45kW |
| Typical Use | Home backup, off-grid house, small solar storage | Larger home backup, farm, villa, small commercial and expandable ESS |
| Recommended Customer | Users needing a single inverter system | Users needing future power expansion |
| Feature | Description |
|---|---|
| Wall-Mounted Design | Compact wall-mounted structure saves installation space and is suitable for home energy storage systems. |
| Standard and Plus Options | Standard version supports multiple power options, while Plus version supports parallel expansion. |
| MPPT Solar Charging | Built-in MPPT helps improve PV charging efficiency under different sunlight conditions. |
| Pure Sine Wave Output | Provides stable AC output for household appliances, lighting, office equipment and communication devices. |
| Parallel Expansion for Plus Version | The Plus version supports up to 9 units in parallel, expanding system power up to 45kW. |
| Multiple Power Choices | Standard Series covers 1000W to 7200W options for different load requirements. |
| 48V Plus System | The Plus version adopts a 48VDC battery system, suitable for higher power solar storage applications. |
| PV + Battery Integration | Can work with solar PV modules and battery storage systems. |
| Communication Support | RS485 / RS232 communication supports system integration and monitoring needs. |
| Backup Power Application | Suitable for unstable-grid areas, off-grid homes, villas, farms, shops and small offices. |
| Item | HMZ-PW Standard Series | HMZ-PW Plus Series |
|---|---|---|
| Product Type | Wall-Mounted Solar Energy Storage Inverter | Wall-Mounted Solar Energy Storage Inverter |
| Rated Power Options | 1000W / 1500W / 2000W / 3200W / 5000W / 7200W | 5000W |
| Standard Voltage | 12VDC / 24VDC / 48VDC depending on model | 48VDC |
| Installation Method | Wall-Mounted | Wall-Mounted |
| Working Model | MPPT | MPPT |
| Output Waveform | Pure Sine Wave | Pure Sine Wave |
| Communication | RS485 / RS232 | RS485 / RS232 |
| Parallel Function | Not applicable | Supported |
| Maximum Parallel Quantity | Not applicable | 9 units |
| Maximum Parallel Power | Not applicable | 45kW |
| Conversion Time | ≤10ms | ≤4ms |
| Cooling Method | Intelligent cooling fan | Intelligent cooling fan |
| Working Temperature | -10°C to 40°C | -10°C to 40°C |
| Storage Temperature | -15°C to 60°C | -15°C to 60°C |
| Altitude | 2000m, derating above 2000m recommended | 2000m, derating above 2000m recommended |
| Humidity | 0–95%, non-condensing | 0–95%, non-condensing |
| Model | Rated Power | Battery Voltage | Typical Application |
|---|---|---|---|
| HMZ-PW1000 | 1000W | 12VDC | Small lighting loads, router, monitoring equipment and basic backup power |
| HMZ-PW1500 | 1500W | 12VDC / 24VDC depending on configuration | Small home backup and light off-grid applications |
| HMZ-PW2000 | 2000W | 24VDC | Small household appliances and basic solar storage systems |
| HMZ-PW3200 | 3200W | 24VDC | Residential backup power, small homes and daily essential loads |
| HMZ-PW5000 | 5000W | 48VDC | Home energy storage, shops, farms and stronger backup power |
| HMZ-PW7200 | 7200W | 48VDC | Larger home backup, small commercial loads and off-grid solar systems |
| Model | Rated Power | Battery Voltage | Parallel Capability | Typical Application |
|---|---|---|---|---|
| HMZ-PW5000 Plus | 5000W | 48VDC | Up to 9 units in parallel, maximum 45kW | Expandable home storage, farm backup, villa backup and small commercial solar storage systems |
| Item | Description |
|---|---|
| Solar Charging Type | Built-in MPPT |
| PV Input | Solar PV input supported |
| Battery Type | Lead-acid battery and customized battery settings supported |
| Charging Method | Three-stage charging: constant current, constant voltage and float charge |
| Standard Series Application | Flexible solar charging for different small and medium residential systems |
| Plus Series Application | Higher expandability for larger solar storage systems with parallel configuration |
| Recommended Use | Residential rooftop solar, off-grid solar power and backup power systems |
| Connection / Interface | Function |
|---|---|
| PV Input | Connects solar PV modules for solar charging |
| Battery Terminal | Connects battery storage system |
| AC Input | Connects grid or generator input according to system design |
| AC Output | Provides single-phase AC output for household or small commercial loads |
| RS485 / RS232 | Supports communication, monitoring and system integration |
| Parallel Port for Plus Version | Supports multi-unit parallel connection for larger system capacity |
| Display Panel | Shows system status and operating information |
| Cooling Fan | Supports heat dissipation during continuous operation |
| Wall-Mounted Structure | Saves installation space and supports clean system layout |
| Application Scenario | Recommended Version | How It Helps |
|---|---|---|
| Basic Home Backup Power | HMZ-PW Standard Series | Provides backup power for lighting, router, monitoring and essential household loads. |
| Residential Solar Storage | HMZ-PW Standard Series | Works with rooftop solar panels and battery storage for daily home energy use. |
| Off-Grid House | HMZ-PW Standard Series / Plus Series | Converts solar and battery power into AC electricity for off-grid living. |
| Villa Backup Power | HMZ-PW Plus Series | Supports higher power demand and future system expansion. |
| Farm Power Backup | HMZ-PW Plus Series | Provides expandable backup power for pumps, lighting, tools and farm facilities. |
| Small Commercial Backup | HMZ-PW Plus Series | Supports shops, offices and small business loads with scalable inverter capacity. |
| Unstable-Grid Areas | HMZ-PW Standard Series / Plus Series | Reduces the impact of power interruptions and supports continuous operation. |
| Distributor and Installer Projects | HMZ-PW Standard Series / Plus Series | Offers different model options for various customer budgets and project sizes. |
| System Component | Recommended Matching |
|---|---|
| Solar PV Modules | Match according to inverter PV input range and charging requirements |
| Battery System | Choose suitable battery voltage and capacity according to inverter model |
| AC Loads | Household appliances, lighting, office equipment, communication devices and small commercial loads |
| Installation Position | Indoor or protected installation environment with proper ventilation |
| Monitoring / Communication | RS485 / RS232 communication depending on system design |
| Parallel System | Use Plus version when future expansion or higher total power is required |
| Application Type | Residential solar storage, off-grid solar, home backup power and small commercial ESS |
| Selection Factor | Choose HMZ-PW Standard Series | Choose HMZ-PW Plus Series |
|---|---|---|
| Power Demand | Suitable for basic home backup and single inverter systems | Suitable for higher power demand and expandable systems |
| Budget | Better for cost-sensitive residential projects | Better for projects needing future expansion |
| Parallel Requirement | Not required | Required |
| Application | Home, small off-grid house, small shop | Villa, farm, larger home backup, small commercial |
| System Expansion | Limited expansion requirement | Supports up to 9 units in parallel |
| Project Scale | Small to medium residential projects | Medium to larger residential or small commercial projects |
| Recommended User | Homeowner, small distributor, installer | Installer, distributor, EPC, project developer |
| Protection / Feature | Description |
|---|---|
| Battery Low Voltage Alarm | Helps remind users when battery voltage is low |
| Battery Low Voltage Protection | Protects the battery system from deep discharge |
| Battery Over Voltage Protection | Helps protect inverter and battery system from abnormal voltage |
| Overload Protection | Supports safer operation under overload conditions |
| Short Circuit Protection | Helps protect the inverter output under short circuit conditions |
| Temperature Protection | Output protection when high temperature occurs |
| Intelligent Cooling Fan | Supports heat dissipation and stable operation |
| Low No-Load Loss | Helps reduce unnecessary energy consumption during operation |
| HMZ Advantage | Value for Customers |
|---|---|
| Energy Storage Experience | HMZ focuses on lithium battery systems, solar energy storage and integrated ESS solutions. |
| Flexible Product Matching | Supports different system configurations based on project requirements. |
| Standard and Plus Options | Provides both general residential models and expandable parallel solutions. |
| Residential and Small Commercial Applications | Products can be used for homes, villas, shops, offices, farms and customized solar storage systems. |
| Technical Communication | HMZ can support model selection, system matching and project configuration discussions. |
| Global Cooperation | Suitable for distributors, installers, EPC companies and project developers in overseas markets. |
| One-Stop Energy Storage Support | Provides product support for battery storage, inverter integration and solar energy storage systems. |
| Question | Answer |
|---|---|
| What is the difference between HMZ-PW Standard and HMZ-PW Plus? | The Standard Series provides multiple power options for general home backup and off-grid use. The Plus Series supports parallel connection, with up to 9 units in parallel and maximum system power up to 45kW. |
| Can the HMZ-PW Plus version be used as a single inverter? | Yes. The Plus version can be used as a single 5000W inverter or expanded through parallel connection when higher power is required. |
| What applications is the HMZ-PW inverter suitable for? | It is suitable for residential solar storage, off-grid homes, villa backup, farm backup, small commercial energy storage and unstable-grid areas. |
| Does the HMZ-PW inverter support MPPT solar charging? | Yes. Both Standard and Plus versions support MPPT solar charging. |
| Does the inverter provide pure sine wave output? | Yes. The HMZ-PW series provides pure sine wave AC output for stable power quality. |
| Can this inverter work with lithium batteries? | Yes. The inverter can be integrated with lithium battery storage systems according to battery voltage and system configuration requirements. |
| When should I choose the Plus version? | Choose the Plus version when the project requires parallel expansion, higher total power, future capacity growth or larger backup power demand. |
| Can HMZ help with model selection? | Yes. HMZ can help recommend a suitable inverter model and system configuration according to project needs. |
If you are looking for a wall-mounted solar energy storage inverter for home backup, off-grid power, residential ESS or expandable parallel solar storage systems, contact HMZ-TECHNOLOGY to discuss your project requirements, battery configuration, PV capacity and load demand.
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We will contact you within 1 working day, please pay attention to the email with the suffix “@hmztechnology.com”.
