Voltertech Co.,Limited
| Battery Planning | Low-Voltage LiFePO4 Storage Integration |
| Control Experience | Local Touchscreen & Remote Monitoring |
| Delivery Time | 10-15 Days for Samples; 30-40 Days for Bulk Production |
| System Flexibility | PV + Battery + Grid Power Architecture |
| Payment Terms | L/C,T/T,Western Union |
| Household Load Focus | Medium-Power Single-Phase Applications |
| Backup Design Focus | Selected Household Load Support |
| Energy Use Strategy | Solar Self-Consumption & Home Backup |
| Supply Ability | 5000 Sets per Month |
| Residential ESS Role | Solar & Battery Power Management |
| Expansion Planning | Multi-Inverter Residential Configuration |
| Packaging Details | Heavy-Duty Wooden Case with Protective Foam |
| Place of Origin | China |
| Model Number | INV-6KW-51.2V-W-2 |
| Certification | MSDS |
| Brand Name | Voltertech |
View Detail Information
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Product Specification
| Battery Planning | Low-Voltage LiFePO4 Storage Integration | Control Experience | Local Touchscreen & Remote Monitoring |
| Delivery Time | 10-15 Days for Samples; 30-40 Days for Bulk Production | System Flexibility | PV + Battery + Grid Power Architecture |
| Payment Terms | L/C,T/T,Western Union | Household Load Focus | Medium-Power Single-Phase Applications |
| Backup Design Focus | Selected Household Load Support | Energy Use Strategy | Solar Self-Consumption & Home Backup |
| Supply Ability | 5000 Sets per Month | Residential ESS Role | Solar & Battery Power Management |
| Expansion Planning | Multi-Inverter Residential Configuration | Packaging Details | Heavy-Duty Wooden Case with Protective Foam |
| Place of Origin | China | Model Number | INV-6KW-51.2V-W-2 |
| Certification | MSDS | Brand Name | Voltertech |
| High Light | 6kW Hybrid Inverter ，48V Solar Inverter ，Residential Solar Energy Storage Inverter | ||
6kW 48V Hybrid Inverter for Residential Solar Energy Storage.
Designed as the power conversion and control component of a residential energy storage system, this 6kW hybrid inverter integrates solar PV, low-voltage battery storage and AC power within one single-phase platform.
It provides 6000W rated AC output, supports up to 9000W of PV input and uses a nominal 48Vdc battery architecture, making it suitable for home solar projects where self-consumption, battery charging and backup operation need to work together.
A home battery stores energy, but it cannot manage the complete solar and household power system by itself. The hybrid inverter provides the connection between PV generation, battery storage, household AC loads and the available AC supply.
This inverter includes technical specifications for grid-tied, off-grid and hybrid operation, allowing the final residential system to be configured according to the required energy strategy.
Inverter sizing should be based mainly on the electrical appliances that may operate at the same time. A household's daily energy consumption in kWh does not directly determine the required inverter power.
This inverter provides 6000W of rated AC output. When planning the system, high-power appliances and equipment with higher starting demand should be considered together with normal household loads.
The inverter uses a nominal 48Vdc battery architecture and specifies maximum solar charging current, AC charging current and total charging current of 135A.
51.2V LiFePO4 batteries are commonly used within 48V-class residential energy storage systems. However, voltage class alone does not confirm compatibility.
Battery energy capacity and inverter output power describe different parts of the residential system. A 10kWh or 16kWh battery capacity does not mean the inverter must also be rated at 10kW or 16kW.
Battery capacity determines how much energy is available for storage, while the 6kW inverter rating determines the rated AC output available to the loads.
The exact battery model still needs to be checked for voltage, allowable current, charging requirements and BMS communication before confirming the combination.
The PV input section supports up to 9000W while the inverter provides 6000W rated AC output. Maximum DC voltage is 520Vdc and the MPPT operating range is 50–450Vdc.
Two MPPT trackers are provided, allowing the PV array to be divided into separate tracking inputs according to the solar string design.
The supplied feature list includes two independent AC inputs and two outputs, together with a current transformer and touchscreen interface.
The detailed wiring arrangement and operating logic should follow the inverter installation documentation and the electrical design of the complete residential energy storage system.
Wi-Fi, RS485, CAN and dry contact interfaces are listed for monitoring, battery communication and system integration.
Swipe left or right to view the complete specification table.
| Parameter | Specification |
|---|---|
| Phase | Single Phase Input / Single Phase Output |
| Rated Output Power | 6000W |
| Maximum PV Input Power | 9000W |
| Maximum DC Voltage | 520Vdc |
| MPPT Voltage Range | 50–450Vdc |
| MPPT Trackers / Maximum Input Current | 2 / 18A |
| Nominal AC Output Voltage | 220 / 230 / 240VAC |
| Nominal Battery Voltage | 48Vdc |
| Maximum Charging Power | 6000W |
| Maximum Charging Current | 135A |
| Maximum Conversion Efficiency | 97% |
| Communication | RS485 / CAN / Wi-Fi / Dry Contact |
| Parallel Operation | Up to 6 Units for Single-Phase Supply |
| Protection Rating | IP65 |
| Dimensions | 521 × 470 × 236mm |
| Net Weight | 23.5kg |
A larger inverter is not automatically the better residential choice. If the expected simultaneous household load remains within the 6kW output range, the 6kW model may already meet the project requirements.
An 8kW inverter provides greater AC output capacity and supports a larger PV input, so it may be considered when the household has higher peak loads or a larger planned solar array.
The selection should therefore be based on actual load, PV configuration and battery design rather than choosing the higher inverter rating by default.
The inverter series supports up to six units for single-phase parallel operation. A three-unit configuration is also listed for three-phase supply.
For residential projects, the practical parallel configuration should be determined from the required total power, phase arrangement, battery system and complete electrical design.
It depends on the maximum household loads expected to operate at the same time. This inverter provides 6000W rated AC output, so inverter sizing should be based on simultaneous load and appliance starting requirements rather than daily electricity consumption alone.
There is no single battery capacity that is correct for every 6kW inverter system. Battery capacity should be selected according to the desired backup duration and energy use, while voltage, current capability and BMS communication must also match the inverter.
A 10kWh-class battery can potentially be used because battery energy capacity and inverter output power are different parameters. The exact battery must still be checked for its voltage range, allowable current, charging requirements and communication protocol.
Battery capacity can be larger than the inverter's power rating because kWh describes stored energy while kW describes power. Compatibility still depends on battery voltage, current capability, charging parameters and BMS communication.
The inverter supports up to 9000W of PV input, but the exact number of solar panels also depends on panel Voc, Vmp and current. The PV strings must remain within the 520V maximum DC voltage and 50–450V MPPT range.
The technical specification includes off-grid operation and pure sine wave battery-mode output. Actual backup capability depends on the battery system, connected loads and the electrical design used for backup operation.
51.2V LiFePO4 batteries are commonly used in 48V-class residential storage systems. The exact operating voltage, charging parameters, allowable current and CAN or RS485 communication should still be confirmed before installation.
The choice mainly depends on household peak load, planned solar array size and battery configuration. If 6kW rated output is sufficient for the expected simultaneous load, a larger inverter may not be necessary.
Yes. The supplied specification supports up to six units for single-phase parallel operation and lists a three-unit configuration for three-phase supply. Final system design should be confirmed before installation.
Provide the solar panel model and quantity, battery brand and model, maximum simultaneous household load, grid voltage, required backup duration and intended operating mode. These details help check inverter sizing, PV string design and battery compatibility.
Send us your household load, solar panel specifications, battery model and required backup time. We can help check whether the 6kW inverter and your planned battery storage are suitable for the residential energy storage system.
Check Your Residential ESS ConfigurationCompany Details
Business Type:
Manufacturer
Year Established:
15 Years
Total Annual:
5000000-10000000
Employee Number:
50~100
Ecer Certification：
Verified Supplier
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