Sol-Ark 18K-2P Hybrid Inverter System
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The Sol-Ark 18K-2P Hybrid Inverter System is designed for homeowners and energy users who need substantial backup power capability and flexible solar integration. It provides up to 18 kW of continuous AC power from battery storage, 36 kVA of surge power for 10 seconds, 200A grid pass-through, multiple solar input options, two 48V battery ports, and a dedicated generator port. For demanding backup applications, that combination gives you a practical foundation for building a high-capacity energy system around your specific power needs.
The Sol-Ark 18K-2P provides up to 18 kW of continuous AC power directly from battery storage. That substantial output is intended for systems where a smaller inverter may not provide enough capacity for larger electrical loads. The inverter also provides up to 36 kVA of surge power for 10 seconds, helping support demanding loads such as HVAC units and motors when they need additional power during startup.
With 200A grid pass-through, the 18K-2P is built to handle substantial electrical service requirements. This makes the grid connection an important part of the system design while the inverter provides the power-management capabilities needed for backup and hybrid energy applications.
The 18K-2P provides 6 DC solar ports and 3 full-sized MPPTs, with up to 36A per MPPT. Multiple solar input options give system planners more flexibility when configuring photovoltaic generation. The product information also states that the system can support more than 40 kW of PV when utilizing AC-coupled functionality.
Battery storage is central to a hybrid power system, and the 18K-2P includes 2 x 48V battery ports along with a 350A battery charger. The product information also identifies upgrade UL9540 options. Customers should confirm the exact battery configuration and applicable requirements before purchase to ensure the planned system matches the intended application.
The Sol-Ark 18K-2P features an automatic 5ms transfer time. It also provides multi-season time-of-day settings, giving users additional control over how the system manages energy according to configured operating periods. The system is also described as Virtual Power Plant ready.
A dedicated GEN port provides another connection option for system designs involving generators or AC coupling. The 18K-2P is also described as AutoStart capable. Because generator configurations can vary, confirm the intended generator setup and required equipment before purchase.
The 18K-2P is particularly suited to home backup applications where maintaining power for larger electrical loads is important. Its 18 kW continuous output and 36 kVA, 10-second surge capability are designed to handle substantial demand, including HVAC units and motors.
The product is also designed for off-grid needs. Its combination of battery ports, solar inputs, generator connection, and high continuous AC output gives system designers several ways to structure a larger energy system. Exact off-grid configuration should be confirmed based on the complete system design.
For homeowners planning around grid interruptions, having several available energy-input options can be useful. The 18K-2P combines battery storage, solar input capabilities, grid pass-through, and a dedicated generator port within its hybrid inverter design.
A smaller inverter may be appropriate for a system with modest electrical loads, but the Sol-Ark 18K-2P is designed around significantly higher power requirements. Its 18 kW continuous AC output, 200A grid pass-through, six DC solar ports, three full-sized MPPTs, and two 48V battery ports provide capabilities intended for larger hybrid power systems.
This is not a portable power station designed to be carried from one location to another. It is a substantial hybrid inverter intended to serve as part of a larger power system. Customers comparing it with portable power stations, smaller residential inverters, or other backup solutions should evaluate their required continuous power, surge requirements, solar configuration, battery arrangement, and overall system design.
The 18K-2P may be worth considering if your project calls for a high-capacity hybrid inverter with substantial battery and solar integration options. It is especially relevant for customers planning larger home backup or off-grid power systems rather than small, portable setups.
This May Be A Good Fit If
Before purchasing, confirm your battery configuration, solar array design, generator requirements, electrical service, and other system-specific details. The inverter is one important part of a complete power system, so matching it correctly to the rest of your equipment matters.
The Sol-Ark 18K-2P provides up to 18 kW of continuous AC power directly from battery storage.
The system provides up to 36 kVA of surge power for 10 seconds, supporting demanding loads such as HVAC units and motors during startup.
The 18K-2P has 6 DC solar ports and 3 full-sized MPPTs, with up to 36A per MPPT.
Yes. The product includes 2 x 48V battery ports and a 350A battery charger. Confirm the specific battery configuration and system requirements before purchase.
The 18K-2P includes a dedicated GEN port and is described as AutoStart capable. It is also designed to support generators or AC coupling. Confirm the exact generator configuration before purchase.
Sol-Ark 18K-2P Hybrid Inverter System Specifications |
|
|---|---|
| Continuous AC Output | 18 kW |
| Surge Power | 36 kVA for 10 seconds |
| Grid Pass-Through | 200A |
| DC Solar Ports | 6 |
| MPPTs | 3 full-sized MPPTs |
| Maximum Current Per MPPT | 36A |
| Battery Ports | 2 x 48V |
| Battery Charger | 350A |
| Automatic Transfer Time | 5 ms |
| Generator Port | Dedicated GEN port |
| Generator AutoStart | AutoStart capable |
| PV Capacity With AC-Coupled Functionality | More than 40 kW |
| Time-of-Day Settings | Multi-season |
| Virtual Power Plant | VPP ready |
The provided product information does not specify additional included accessories. Confirm the complete package contents before purchase if you require specific cables, mounting hardware, or other system components.
The Sol-Ark 18K-2P Hybrid Inverter System is designed for customers planning substantial backup or off-grid energy systems where inverter capacity, solar integration, battery storage, and multiple power-input options all matter. With 18 kW of continuous AC output, 36 kVA of 10-second surge capacity, 200A grid pass-through, six DC solar ports, three full-sized MPPTs, two 48V battery ports, and a dedicated generator port, it provides a broad set of capabilities for larger power-system designs. At Outbound Power, we focus on helping customers understand the equipment behind their power solution so they can select components based on real electrical requirements rather than guesswork. Review your complete system needs and choose the Sol-Ark 18K-2P when its specifications align with the job.
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