SPH5K-48 5.0kW Single Phase Solar off grid inverter
- The SPH5K-48 is a high-power model within the SPH series, specifically engineered to meet the electricity demands of entire households or small commercial premises. With a rated output power of 5.0 kW and a robust surge capacity of 7500 VA, it serves as the ideal core component for driving large appliances or inductive loads.
- This device utilizes a 48V battery voltage system, achieving a conversion efficiency of up to 91% in battery mode—a feature that effectively extends the runtime of the energy storage system. Leveraging advanced DSP control technology, it generates a 120V pure sine wave output with extremely low distortion, thereby providing a safe and secure power supply for sensitive electronic equipment.
- In terms of PV input capabilities, the SPH5K-48 pushes boundaries further, supporting a maximum PV array power of up to 6000W and a maximum charging current of 100A. Its MPPT controller maintains high-efficiency operation across a wide voltage range of 70–280 VDC, ensuring optimal energy harvesting even in cloudy or low-light conditions. Regarding its feature set, the unit not only supports a battery wake-up function but also facilitates deep integration with lithium battery BMS systems via an RS485 interface, thereby optimizing battery lifespan. The device employs an intelligent fan-based cooling system to ensure that temperature rise remains within safe limits, even during high-power operation. Combined with an optional cloud-based monitoring system and a configurable grid-feed function, the SPH5K-48 offers a comprehensive 120V off-grid system solution for users seeking high capacity and energy independence.
Product Parameters
| MODEL | SPH5K-48 |
| PV Array | |
| Max.PV Array Power | 6000W |
| MaxPV Array Open-Circuit Voltage | 300VDC |
| Start-up Votage | 60VDC |
| MPPT Operating Voltage Range | 70-280VDC |
| MPPT Efficiancy | 99% |
| Nominal Input Voltage | 250VDC |
| Max. input Current MPPT | 30A |
| Battery | |
| Battery Type | Li-ion/Lead-acid |
| Nominal Battery Voltage | 48V |
| Battery Voltage Range | 42-58V |
| Max.AC Charging Current | 50A |
| Max.PV Charging Current | 100A |
| Max.Continuous Discharging Current | 120A |
| AC Input | |
| Nominal Voltage | 120Vac |
| Voltage Range | 90-140Vac |
| Frequency | 50/60Hz (Auto following) |
| High Loss Frequency | 65Hz |
| Low Loss Frequency | 45Hz |
| Max. input Current | 50A |
| AC Output | |
| Nominal Voltage | 120Vac±5% |
| Output Voltage Waveform | Pure Sine Wave |
| Rated Output Power | 5000VA/5000W |
| Peak Output Power | 7500VA |
| Nominal Output Frequency | 50/60Hz |
| Transfer Time | 10ms |
| Max.PV to AC Efficiency | 96.5% |
| Max.Battery to ACEfficiency | 91.0% |
| Protection | |
| Over Temperature Protection | Yes |
| Overload Protection | 3s@≥150%load;10s@110%~150%load |
| General Data | |
| Operating Temperature Range | -10–+50℃ |
| Safety Certification | CE |
| Relative Humidity | 0~95%Relative Humidity(Non-condensing) |
| Max.Operating Altitude | <4000m |
| Cooling Method | Intelligent Fan cooling |
| Display | LED+LCD |
| Degree of Protection | IP43 |
| Warranty | 2 years |
| Weight(kg) | 8.4 |
| Dimension(W*H*Dmm) | 363*105*300 |
| Mounting Method | Wall Mounted |
Product specifications are subject to change without further notice.
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