Description
Description
Sol-Ark 18K-2P Premium Hybrid Inverter | 18kW Continuous | 36kW Surge | 48V
Product Description
The Sol-Ark 18K-2P Premium Hybrid Inverter is a high-capacity residential hybrid inverter designed for whole-home backup, off-grid power, and demanding electrical loads. Delivering 18,000W of continuous power and up to 36,000W of surge capacity, it is built to support large homes, critical systems, and motor loads such as HVAC equipment.
The 18K-2P supports more than 40kW of solar through AC coupling and combines solar, grid, generator, and 48V battery integration in one expandable energy system. With a 350A battery charger, three MPPTs, six DC inputs, 200A grid pass-through, and 5ms automatic transfer, it provides the capacity and flexibility required for substantial residential energy systems.
Key Benefits
- 18,000W continuous power output
- Up to 36,000W surge capacity
- Designed for whole-home backup and high-demand loads
- Supports more than 40kW of solar through AC coupling
- 350A battery charger for large 48V battery banks
- Three MPPTs and six DC inputs
- 200A grid pass-through
- 5ms automatic transfer during outages
- Generator ready with integrated GEN port
- Generator Auto Start capable
- Virtual Power Plant ready
- Time-of-Use settings
- DataLock secure firmware
- U.S.-based engineering and secure communications
- UL1741 and IEEE1547 certified
- NEMA 3R rated
- Stackable up to 12 units
- 10-year warranty
Specifications
| Specification | Details |
|---|---|
| Continuous Power | 18,000W |
| Surge Power | 36,000W |
| Battery System | 48V |
| Battery Charger | 350A |
| Solar Support | Over 40kW through AC coupling |
| MPPTs | 3 |
| DC Inputs | 6 |
| Grid Pass-Through | 200A |
| Automatic Transfer Time | 5ms |
| Generator Connection | Integrated GEN port |
| Generator Auto Start | Capable |
| Virtual Power Plant | Ready |
| Time-of-Use Settings | Supported |
| Firmware | DataLock secure firmware |
| Certifications | UL1741, IEEE1547 |
| Enclosure Rating | NEMA 3R |
| Parallel Expansion | Stackable up to 12 units |
| Warranty | 10 years |
| SKU | SOL-ARK-18K-2P |
FAQs
Q: How much continuous power does the Sol-Ark 18K-2P provide?
A: The Sol-Ark 18K-2P delivers 18,000W of continuous power.
Q: What is the surge capacity of the Sol-Ark 18K-2P?
A: It provides up to 36,000W of surge capacity, making it suitable for demanding motor loads such as HVAC equipment.
Q: How much solar can the Sol-Ark 18K-2P support?
A: The inverter supports more than 40kW of solar input through AC coupling.
Q: Can the Sol-Ark 18K-2P work with a generator?
A: Yes. It is generator ready and features an integrated GEN port with Auto Start capability.
Q: Can multiple Sol-Ark 18K-2P inverters be combined?
A: Yes. The system can be expanded by stacking up to 12 units.






