6KW Complete Offgrid Solar Kit - 15K Sol-Ark Inverter + 15.36KW OMO Stack Lithium Battery +6.6KW Solar with Ground Mount and Wiring

The 6KW Complete Offgrid Solar Kit - 15K Sol-Ark Inverter + 15.36KW OMO Stack Lithium Battery +6.6KW Solar with Ground Mount and Wiring delivers a powerful combination of a Sol-Ark 15K split-phase inverter, a 15.36kWh heated OMO lithium stackable battery system, and a 6.6KW bifacial solar array. Producing up to 29,700W per day in 4.5 peak-sun-hour regions, this system is ideal for small homes, cabins, shops, off-grid properties, and RV/pole barn applications. Designed for expandability, additional panels or batteries can be added at any time for long-term scalability.

Specifications

• Solar Panels: 12× 550W bifacial mono panels (6,600W total array)

• Inverter: Sol-Ark 15K-2P-N split phase (grid-tie compatible, generator input supported)

• Battery Bank: 3× OMO 51.2V 5.12kWh heated stackable lithium batteries (15.36kWh)

• Battery Enclosure: OMO stackable combiner with LCD readout + OMO wheeled base

• Mounting: Iron Ridge ground-mount rails, top caps, rail connectors, fasteners & bolts

• Wiring & Cables: • 500′ 10AWG MC4 solar wire
  • 100′ 6AWG AC output/input/generator cable
  • 20′ 2/0 AC main line

• Additional Components: PV combiner box, wire gutter boxes, MC4 crimper tool set, installation manual

• Panel Durability: 5400 PA snow load / 2400 PA wind load, 30-year power warranty

• Ground Mount: Built for 3″ schedule 40 pipe (customer sources pipe locally)

Features

• Bifacial Technology: Up to 25% rear-side energy gain and improved low-light performance

• Split-Phase Output: 120/240V power for whole-home compatibility

• Flexible Operation: Works with or without batteries; supports grid-tie, hybrid, or off-grid

• Advanced Solar Harvesting: 3× MPPT inputs for optimized performance

• Smart Monitoring: LCD touchscreen + WiFi connectivity

• High Efficiency: 97.5% inverter efficiency with transformerless technology

• Stackable Power: Parallel stacking supported up to 8 Sol-Ark units

• Fast Transfer: 4ms switch between battery and grid/generator

• Home Appliance Compatibility: Runs wells, washing machines, fans, TVs, lights, fridges, freezers, computers, and small AC systems

Maintenance

• Daily: Check inverter screen and ensure panels are unobstructed

• Weekly: Inspect battery readings, verify inverter logs, and ensure proper cable tension

• Annually: Clean solar panels, inspect hardware, tighten rails/fasteners, and test system grounding

Warranty

• Sol-Ark 15K Inverter: 10 years

• OMO Lithium Batteries: Manufacturer warranty applies

• Solar Panels: 30-year performance warranty