50KW Complete Offgrid Solar Kit + 3x 15K Sol-Ark Inverter + 32kWh OMO 48V Freedom Series Lithium Battery +50.05KW Solar with Ground Mount and Wiring

The 50KW Complete Offgrid Solar Kit + 3x 15K Sol-Ark Inverter + 32kWh OMO 48V Freedom Series Lithium Battery +50.05KW Solar with Ground Mount and Wiring is a whole-home off-grid solution for large residences, farms, and high-demand sites. Delivering ~225,225 watts per day based on 4.5 hours of sun, it supports monthly usage around 6,756 kWh. This package includes three Sol-Ark 15K hybrid inverters, one 32kWh OMO 48V Freedom Series heated lithium battery, and a 50.05kW bifacial solar array on a ground-mount system. Built for scalability, it’s ready for future expansion of panels or batteries.

Specifications

• Solar Panels: 91× 550W Bifacial Mono Modules (50,050W Array)

• Inverters: 3× Sol-Ark 15K Hybrid/Off-Grid Inverters with Built-In MPPT Charge Controllers

• Battery Bank: 1× OMO 32kWh 48V Freedom Series Heated Lithium Battery with Bluetooth & LCD (32kWh Total)

• Ground Mount Hardware: Iron Ridge Ground Mount Rails, Top Caps, Rail Connectors, Fasteners & Bolts (customer supplies 3" Sch 40 pipe)

• Combiner & Balance of System: 3× Solar PV Combiner Boxes, 1× AC Combiner Box Kit (2+ Sol-Ark), 3× Wire Gutter Boxes, Anderson Plug Battery Cable Set, Installation Manual

• Wiring: 2× 500' 10AWG MC4 Solar Cable, 2× 100' 6AWG AC Cables, 2× 20' 2/0 AC Main Line

• Tools Included: MC4 Crimper Tool Set

• Panel Durability: 5400 Pa Snow Load / 2400 Pa Wind Load, 30-Year Power Warranty

Features

• Bifacial Double-Glass Panels: Up to 25% rear-side gain and superior output in cloudy, hazy, or low-light conditions.

• Sol-Ark 15K Performance: 120/240V split-phase output; grid-tie or off-grid operation; works with or without batteries; built-in MPPT (3 inputs); generator support; LCD touchscreen; WiFi; DC transformerless; 97.5% efficiency; NEMA 3R outdoor rated; 10-year warranty.

• Parallel Stacking: Expand up to 8 Sol-Ark units for higher system capacity.

• Fast Transfer: 4ms transfer time from batteries to grid/generator power for seamless continuity.

• Scalable Storage: 32kWh included, with room to add additional batteries as needs grow.

• Ground-Mount Simplicity: Built around a 3" pipe design—customer sources pipe locally; all other hardware included.

Maintenance

• Daily: Check inverter and battery status via LCD or app; confirm array production.

• Weekly: Clear dust/debris from panels; visually inspect ground-mount hardware and cabling runs.

• Annually: Torque-check rails/fasteners, review performance logs, and verify ventilation and weather seals on inverters and combiner boxes.

Warranty

• Solar Panels: 30-Year Power Warranty

• Sol-Ark Inverters: 10-Year Manufacturer Warranty

• OMO Freedom Battery: Manufacturer warranty (see specification sheet)

Battery Specification Sheet