Sol-Ark 5K-2P Hybrid Inverter System
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The Sol-Ark 5K-2P Hybrid Inverter System is designed to manage solar, battery, utility, and generator power from one hybrid energy system. With 5,000W of continuous AC output, 120/240V split-phase capability, integrated solar charge control, and support for grid-connected, off-grid, and battery backup operation, it gives homeowners and power-system planners a practical way to coordinate multiple energy sources. Remote monitoring, 2 MPPT trackers, and integrated protection features add useful control for backup and renewable energy applications.
The Sol-Ark 5K-2P provides up to 5,000W of real power continuously, with a maximum output current of 20.8A. Its 120/240V and 120/208V AC output options allow the inverter to support different system configurations based on the power requirements of the installation.
When operating off-grid, it can provide up to 16,000VA of peak apparent power for 10 seconds at 240V and up to 25,000VA for 100 milliseconds. That gives the system additional short-duration capacity when connected loads require a temporary surge.
With integrated hybrid inverter and solar charge control functions, the Sol-Ark 5K-2P can manage solar input alongside battery and other available power sources. The system accepts up to 6,500W of PV power at STC and includes 2 MPP trackers with 2 PV strings per MPPT.
The Sol-Ark 5K-2P supports 48V battery systems using lithium or lead-acid battery technologies. Its operating voltage range is 43–63V, with a maximum battery charge or discharge current of 120A. The charging controller uses a 3-stage design with equalization, while grid-to-battery charging efficiency is rated at 96.0%.
The system also includes an external battery temperature sensor and supports BMS communication through CANBus and RS485 MODBUS. Battery capacity is specified at 50–9900Ah, giving system designers a broad stated capacity range to work within.
This hybrid inverter is designed to manage solar, battery, utility, and generator power. It supports grid-connected, off-grid, and battery backup operating modes, helping create a system around the power sources available at the property or site.
An integrated 2-wire Automatic Generator Start function provides generator-start capability when used as part of an appropriate system configuration. The maximum grid passthrough current is 63A.
The Sol-Ark 5K-2P has a specified 4ms backup transfer time. For applications where backup power response matters, this provides a clearly defined transfer specification to consider when planning the system.
The inverter also offers an adjustable output power factor range of +/- 0.9 and uses a transformerless DC-to-AC design.
Power-system management does not have to mean standing next to the inverter all day. The Sol-Ark 5K-2P includes Wi-Fi and LAN hardware for communication and monitoring, providing remote monitoring capability for the system.
The Sol-Ark 5K-2P includes several integrated protection and control features. These features are designed into the system rather than requiring the product description to rely on vague safety claims.
The Sol-Ark 5K-2P can be used as part of a home energy system where solar generation, batteries, utility power, and generator power need to be coordinated. Its 5,000W continuous output and 120/240V capability make it suited to planned backup-power applications where the system is designed around the property's electrical requirements.
For off-grid applications, the inverter can combine solar and battery resources while also supporting generator power. Its 6,500W maximum allowed PV input and 48V battery architecture provide defined specifications for designing an off-grid energy system.
When utility power is unavailable, a properly designed battery backup system can use the Sol-Ark 5K-2P to coordinate stored battery energy and available generation. The inverter's grid, battery, solar, and generator management capabilities make it relevant for preparedness-focused power systems.
A smaller portable power station is generally designed around portability and simpler plug-and-use operation, while the Sol-Ark 5K-2P is a hybrid inverter for a larger integrated energy system. It is designed to coordinate solar, batteries, utility power, and generator power rather than functioning simply as a standalone portable battery.
Compared with a conventional generator-only backup approach, the Sol-Ark 5K-2P provides integrated solar and battery management in addition to generator support. It therefore makes sense when the goal is to coordinate multiple power sources instead of relying on a single generation method.
It is also different from a basic solar inverter because the system includes battery management and supports grid-connected, off-grid, and battery backup operating modes. The right choice depends on the overall system design, required output, battery configuration, solar array, and available power sources.
The Sol-Ark 5K-2P is worth considering when you need a hybrid inverter that can coordinate multiple energy sources and provide 5,000W of continuous AC output. It is particularly relevant for system planners working with 48V batteries, solar PV, utility power, and generator backup.
This May Be A Good Fit If
Before purchasing, confirm that the inverter's voltage, current, PV input, battery requirements, output configuration, and other system specifications match your planned installation. Customers should also confirm application-specific installation and compatibility details before purchase.
The inverter provides 5,000W of maximum continuous real power. Its maximum output current is 20.8A.
The nominal battery voltage is 48V, with an operating voltage range of 43–63V. It supports lithium and lead-acid battery technologies.
The maximum allowed PV power at STC is 6,500W. It has 2 MPP trackers, with 2 PV strings per MPPT, and a maximum input voltage of 500V.
Yes. The provided specifications include an integrated 2-wire Automatic Generator Start function, and the inverter is designed to manage generator power alongside solar, battery, and utility power.
Yes. Wi-Fi and LAN hardware is included for communication and monitoring.
Sol-Ark 5K-2P Hybrid Inverter System Specifications |
|
|---|---|
| Product Model | Sol-Ark-5K-48-ST |
| SKU | 5K-2P |
| Max. Allowed PV Power (STC) | 6,500W |
| Rated MPPT Operating Voltage Range | 175–425V |
| MPPT Voltage Range | 150–500V |
| Startup Voltage | 125V |
| Max. Input Voltage | 500V |
| Max. Operating Input Current per MPPT | 10A (Self-Limiting) |
| No. of MPP Trackers | 2 |
| No. of PV Strings per MPPT | 2 |
| Max. AC Coupled Input | 9,600W |
| Nominal AC Voltage | 120/240V, 120/208V, 220V |
| Grid Frequency | 50 / 60Hz |
| Real Power, Max Continuous | 5,000W |
| Max. Output Current | 20.8A |
| Peak Apparent Power (10s, Off-Grid) | 16,000VA @ 240V |
| Peak Apparent Power (100ms, Off-Grid) | 25,000VA @ 240V |
| Max. Output Fault Current (100ms) | 104A |
| Max. Grid Passthrough Current | 63A |
| Power Factor Output Range | +/- 0.9 Adjustable |
| Backup Transfer Time | 4ms |
| CEC Efficiency | 96.5% |
| Max. Efficiency | 97.5% |
| Design (DC to AC) | Transformerless DC |
| Stackable | No |
| Battery Technologies | Lithium / Lead Acid |
| Nominal DC Voltage | 48V |
| Battery Operating Voltage Range | 43–63V |
| Battery Capacity | 50–9,900Ah |
| Max. Battery Charge / Discharge Current | 120A |
| Charging Controller | 3-Stage with Equalization |
| Grid to Battery Charging Efficiency | 96.0% |
| External Battery Temperature Sensor (BTS) | Included |
| Automatic Generator Start (AGS) | 2-Wire Start – Integrated |
| BMS Communication | CANBus & RS485 MODBUS |
| Dimensions (H x W x D) | 750 x 450 x 254 mm (29.5 x 17.7 x 10 in) |
| Weight | 35.4 kg / 78 lb. |
| Enclosure | IP65 / NEMA 3R |
| Ambient Temperature | -25–55°C, > 45°C Derating |
| Noise | < 30 dB @ 25°C (77°F) |
| Idle Consumption – No Load | 60W |
| Communication and Monitoring | Wi-Fi & LAN Hardware Included |
| Standard Warranty | 10 Years |
| PV DC Disconnect Switch — NEC 240.15 | Integrated |
| Ground Fault Detection — NEC 690.5 | Integrated |
| PV Rapid Shutdown Control — NEC 690.12 | Integrated |
| PV Arc Fault Detection — NEC 690.11 | Integrated |
| PV Input Lightning Protection | Integrated |
| PV String Input Reverse Polarity Protection | Integrated |
| AC Output Breaker | 63A, Integrated |
| Battery Breaker / Disconnect | 250A, Integrated |
| Surge Protection | DC Type II / AC Type II |
| Grid-Interactive Certifications And Listings | UL1741-2010/2018, IEEE1547a-2003/2014, FCC 15 Class B, UL1741SB, CA Rule 21, HECO Rule 14H |
The Sol-Ark 5K-2P is built around practical energy management rather than a single power source. With 5,000W continuous output, 6,500W maximum allowed PV input, 48V battery support, 2 MPPT trackers, generator management, remote monitoring, and integrated protection features, it provides clearly defined specifications for designing a hybrid backup or off-grid power system.
For customers planning a more capable energy setup, choosing the inverter is only one part of the process. Battery voltage and capacity, solar input, output requirements, and available power sources all need to work together. Outbound Power can help you evaluate the product specifications and build a power solution around your actual requirements.
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