25KW Complete Offgrid Solar Kit - 2x 32kWh OMO 48V Freedom Series Lithium Battery + 2x 15K Sol-Ark Inverter +26.4KW Solar with Ground Mount and Wiring

The 25KW Complete Offgrid Solar Kit - 2x 32kWh OMO 48V Freedom Series Lithium Battery + 2x 15K Sol-Ark Inverter +26.4KW Solar with Ground Mount and Wiring is engineered for full home energy independence. This system includes two 15K Sol-Ark hybrid inverters, a massive 64,000-watt (64 kWh) usable lithium battery bank, and a 26.4 kW bifacial solar array. Designed to power larger homes consuming ~3,500 kWh per month, the system produces approximately 118,800 watts per day in 4.5 hours of peak sunlight. Built for long-term expandability, you can easily add more solar panels or batteries as needed.

Specifications

• Solar Array: 48 × 550W Bifacial Mono Panels (26,400W total)

• Inverters: 2 × Sol-Ark 15K Hybrid/Off-Grid All-in-One Inverters (Built-in MPPT)

• Battery Bank: 2 × OMO 32 kWh 48V Freedom Series Heated Lithium Batteries with Bluetooth & LCD (64 kWh total)

• Mounting System: Complete IronRidge Ground-Mount Rails, Top Caps, Connectors, Fasteners & Bolts

• Combiner Boxes: 2 × Solar Combiner Boxes (Expansion-Ready), 1 × AC Combiner Box Kit

• Cabling: 500’ 10AWG PV Direct Burial Wire, 100’ 6AWG AC Cable, 20’ 4/0 AC Main Line

• Accessories: Anderson Plug Battery Cable Set, 2 × Gutter Boxes, MC4 Crimp Kit, Installation Manual

Features

• Bifacial Double-Glass Solar Panels: Up to 25% rear-side energy gain, superior low-light performance, 5400 Pa snow load, 2400 Pa wind load, 30-year power warranty

• Sol-Ark Specs: 120/240V split-phase, works with or without batteries, 3× MPPT inputs, generator support, WiFi, LCD touchscreen, 97.5% efficiency, NEMA 3R outdoor-rated

• Performance: Parallel stack up to 8 units, 4ms transfer time from grid to battery

• Ground-Mount Ready: Designed for 3″ Schedule 40 pipe (customer-supplied)

• Ideal Usage: Suitable for large homes, off-grid cabins, homesteads, shops, and energy-heavy estates

• Energy Output: ~118.8 kWh/day based on Midwest sunlight averages (4.5 hrs)

• Suitable Loads: Runs wells, washers, fans, TVs, lights, refrigerators, freezers, electronics, and small AC systems

Maintenance

• Daily: Check inverter display for alerts and ensure airflow is unobstructed

• Weekly: Inspect panel surfaces for dirt, snow, or shading

• Annually: Professionally inspect electrical connections, breakers, PV wiring, and structural mounting

Warranty

• Sol-Ark Inverters: 10 years

• Solar Panels: 30-year power warranty