Next Generation Efficiency 3X Better! Only 4% losses vs. 14% in today's battery based systems
Split Phase Sol-Ark 8K pumps out power just like the grid, allowing you to power 120V and 240V appliances simultaneously
Grid Tied, Hybrid, or Off-Grid Manages power from Solar, Battery, Grid, Load, and Generator simultaneously Flexible Sol-Ark is expandable from 5 to 36 (11 kW) solar panels and 0-32 batteries.
5-Year Standard Warranty 10-Year extended warranty available
Color Touch Display 120/240V 50A Breakers - AC In/Out: 9kW
- AC Load Out: 20kWpk
- Battery Temp sensor
- Auto-Generator Start
- PV Rapid Shut Down
- Built in Arc Fault and Ground Fault detection
- External current sensors
- Batter communications
- Smart Load: Programmable Loads for high power off-grid items saves battery capacity
- AC Coupling: Add backup to 7kW of existing Grid Tie Installs
- Peak Shaving: Reduces peak demand charges
- Grid Tied Mode: Sell your power to the grid
- Meter Zero Mode: Zero your whole home power
- Time of Use: Use batteries to avoid $$ power
- 120/240/208V
- Product Specifications | Download
| Solar |
| Max allowed PV power | 11000W |
| Max PV Power per MPPT | 6000W |
| Max DC voltage | 500V |
| MPPT voltage range | 150-425V |
| Starting voltage | 175V |
| Number of MPPT | 2 |
| Solar strings per MPPT | 2 |
| Max DC current per MPPT | 18A (self limiting) |
| Max AC Coupled Input (Micro/String Inverters | 7,000W |
| Max Combined Solar Input | 13,000W |
| AC Output |
| Connections | 120/240 split phase |
| Continuous AC power on Solar or Battery | 9000W 37.5A L-L (240V) 40A L-N (120V) |
| Surge AC power 5sec | 20,000VA L-L (240V) 10,000VA L-N (120V) |
| Frequency | 60/50Hz |
| Continuous AC power with Grid or Generator | 12000W 50A L-L (240V) 6000W 50A L-N (120V) |
| CEC Efficiency | 96.5% (Peak 97.5%) |
| Idle Consumption typical - no load | 60W |
| Sell back power modes | Limited to Household or Full Grid-Tied |
| Design (DC to AC) | Transformerless DC |
| Response Time (Grid-Tied to Off-Grid) | 4ms |
| Power Factor | +-0.9 - 1.0 |
| Battery (optional) |
| Type | Lead-Acid or Li-Ion |
| Nominal DC Input | 48V |
| Capacity | 90 - 2000Ah |
| Voltage Range | 42.0 - 59.0V |
| Continuous Battery charging output | 190A |
| Charging curve | 3-stage w/ equalization |
| Grid to Batter Charging Efficiency | 96.0% |
| External temperature sensor | included |
| Current shunt for accurate % SOC | integrates |
| External Generator Start based on voltage of % SOC | integrated |
| Communications to Lithium battery | CanBus & RS485 |
| Protection & Certifications |
| Electronics certified safety by SGS labs to NEC & UL Specs - NEC 690.4B & NEC 705.4/6 | Yes |
| Grid Sell Back - UL1741 - 2010/2018, IEEE1547z-2003/2014, FCC classB, UL1741SA, CA Rule 21, HECO Rule 14H | Yes |
| 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/UL1699B | integrated |
| PV input lightning protection | integrated |
| AC input/output 50XA breakers | integrated |
| Battery breaker / disconnect | integrated |
| User wiring enclosure 4/3/4" & 1" knock-outs | integrated |
| Solar Flare/EMP Hardened to 2015 MIL-STD-461G (Independently testing June 2018) | optional |
| General |
| Dimensions (H x W x D) | 28.0" x 17.375" x 9.37" |
| Weight | 75 lbs |
| Ensclosure | NEMA type 1 (Indoor Use) |
| Ambient Temperature (4 speed variable fans) | -25 to 55c, >45C derating |
| Display | Color touch screen |
| Wifi Communication (monitoring or SW updates) | integrated |
| Snap on sensors for limited selling to Household | included |
| Standard Warranty | 5 years |
| Optional Extended Warranty | 10 years |
