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For complete pre-matched bundles with Sol-Ark hybrid inverters and HomeGrid batteries, see our Sol-Ark HomeGrid Kit collection.
Explore our full HomeGrid Stack’d Lithium Battery collection for additional configurations and capacity options.

| Model | Sol-Ark 15K |
| Rated Power Output | 15,000 Watts (15 kW) |
| Maximum AC Output | 15,000 Watts (15 kW) |
| Maximum Solar Input Power | 18,000 Watts (18 kW) |
| Maximum Solar Input Voltage | 600 VDC |
| Battery Voltage | 48 VDC |
| Maximum Battery Charging Current | 250 Amps |
| Battery Chemistry | Compatible with various battery types |
| Battery Capacity | Scalable, customizable |
| Grid Input Voltage | 120/240 VAC split-phase |
| Grid Frequency | 60 Hz |
| Efficiency | Up to 98% |
| MPPT Efficiency | 99.5% |
| Operating Temperature Range | -20°C to 60°C (-4°F to 140°F) |
| Cooling | Intelligent variable-speed fan |
| Communication Interfaces | Wi-Fi, Ethernet, RS485, Modbus |
| Monitoring | Web-based monitoring portal |
| Warranty | 10 years (extendable) |
| Certifications | UL1741, UL1741SA, CSA C22.2 No. 107.1 |
| Battery Chemistry Technology | Lithium Iron Phosphate |
| Total Energy [kWh] | 9.6, 14.4, 19.2, 24, 28.8, 33.6, 38.4 |
| Continuous Power Output [kW] | 9.6, 14.4, 15, 15, 15, 15, 15 |
| Capacity [Ah] | 200, 300, 400, 500, 600, 700, 800 |
| Nominal DC Voltage [V] | 48 |
| DC Voltage Range [V] | 46-56 |
| Recommended Charge Current [A] | 200, 300, 312.5, 312.5, 312.5, 312.5, 312.5 |
| Max Discharge Current (Continuous) [A] | 200, 300, 312.5, 312.5, 312.5, 312.5, 312.5 |
| Max Pulse Current DC [A] | 300, 350, 500, 500, 500, 500, 500 |
| Charge Temperature [°F] | 32-113 |
| Discharge Temperature [°F] | 14-140 |
| Dimensions [W x D x H, inch] | 29 x 15.75 x 25.25, 30.5, 35.75, 41, 46.25, 51.5, 56.75 |
| Weight [lbs] | 304, 412, 520, 628, 736, 844, 952 |
| Enclosure Rating | IP55 |
| Mounting Options | Floor Standing |
| Certificates | UL 1642, UL 1973, UN 38.3 |
| Warranty | 10 Years |
| Service Plan | 20 Years Serviceable |
| Scalability | Units in parallel (384 kWh) |
| Communication | CAN/RS485 |
| Efficiency | >98% |
| Compatible Inverters | Sol-Ark, Schneider, SMA, Growatt, Solis, Sofar, Sermatec, Victron, Studer, Goodwell, Outback |
Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
US$40
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