4.4KW Complete Offgrid Solar Kit + 5K Sol-Ark Inverter + 5.12KW OMO 48V Patriot Lithium Battery + 4.4KW Solar with Roof Mounting Rails and Wiring

The 4.4KW Complete Offgrid Solar Kit + 5K Sol-Ark Inverter + 5.12KW OMO 48V Patriot Lithium Battery + 4.4KW Solar with Roof Mounting Rails and Wiring is an ideal starter system for cabins, shops, RVs, garages, and other off-grid setups. Equipped with a 5.12kWh OMO 48V Patriot Lithium Battery and a 4.4KW bifacial solar array, this kit produces approximately 19,800 watts of power per day based on 4.5 hours of peak sun. It reliably supports properties using around 594 kWh per month and is designed to scale with additional solar panels or batteries.

Specifications

• Solar Array: 8 × 550W Bifacial Double-Glass Panels (4,400W total)

• Inverter: Sol-Ark 5K-2P-N Split-Phase Pure Sine Inverter (Grid-Tied & Generator Compatible)

• Battery Storage: 5.12kWh OMO 48V Patriot Lithium Battery with Wall Bracket

• Electronics: Solar Combiner Box included

• Roof Mounting: Complete IronRidge Rail System with splices, legs, fasteners & bolts

• Battery Connection: Anderson Plug Battery Cable Set for inverter-to-battery wiring

• Wiring: 250' PV Direct-Burial Solar Wire + 100' 6 AWG AC Output/Input/Generator Cable

• Tools: MC4 crimp kit

• Documentation: Full installation manual

Features

• Bifacial Solar Panels: Rear-side generation boosts output by up to 25%; engineered with double glass for durability; 5400 PA snow load & 2400 PA wind load; 30-year power warranty

• Appliance Support: Capable of powering wells, washers, fans, TVs, lighting, refrigerators, freezers, electronics & small AC systems

• Hybrid Ready: Supports solar, generator input, and grid-tie configurations

• Expandable System: Add additional solar panels or larger battery capacity as needs grow

• Energy Output: Production estimates based on Midwest 4.5 peak-sun-hour average; results vary by region

• DIY-Friendly Installation: Suitable for homeowners with basic wiring knowledge; professional electrician recommended for advanced wiring

Maintenance

• Daily: Review inverter display and battery indicators for system status

• Weekly: Inspect wiring, mounting hardware, and combiner box connections

• Annually: Clean solar panels, check all bolts and wiring, and perform a full system inspection

Warranty

• Solar Panels: 30-year performance warranty

• Sol-Ark Inverter: Manufacturer warranty per official Sol-Ark datasheet

• OMO Patriot Lithium Battery: Covered under OMO factory warranty