25KW Complete Offgrid Solar Kit - 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 - 32kWh OMO 48V Freedom Series Lithium Battery + 2x 15K Sol-Ark Inverter +26.4KW Solar with Ground Mount and Wiring is engineered for full off-grid home power. Featuring a 32kWh OMO Freedom Series heated lithium battery, dual Sol-Ark 15K hybrid inverters, and a high-output 26.4KW bifacial solar array, this system produces approximately 118,800 watts per day based on 4.5 hours of sun. Ideal for larger homes using around 3,500 kWh per month, the entire system is fully expandable for future battery or solar additions.

Specifications

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

• Inverters: 2 × Sol-Ark 15K Hybrid/Off-Grid All-in-One Inverters (48V, built-in MPPT charge controllers)

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

• Mounting System: IronRidge Ground-Mount Kit — rails, top caps, rail connectors, fasteners, and bolts (customer provides 3" Sch 40 pipe)

• Combiner Boxes: 2 × Solar PV combiner boxes (expansion-ready) + 1 × AC Combiner Box Kit for Sol-Ark multi-inverter setups

• Wiring: 500' 10AWG PV direct-burial wire; 100' 6AWG AC output/input/generator cable; 20' 4/0 AC main line

• Accessories: Anderson plug battery cable set, 2 × gutter boxes, MC4 crimp kit, installation manual

Features

• Bifacial Solar Technology: Double-glass panels capture up to 25% rear-side gain, offering premium low-light performance and industry-leading durability: 5400 Pa snow load / 2400 Pa wind load. Includes a 30-year power warranty.

• Sol-Ark 15K Inverter Suite: 120/240V split phase, grid-tie or off-grid operation, 3 MPPT inputs, generator support, LCD touchscreen, WiFi, 97.5% efficiency, NEMA 3R rated for outdoor installations.

• System Performance: Parallel stack up to 8 units; ultra-fast 4-millisecond grid-to-battery transfer time.

• Ground-Mount Compatibility: Built around 3″ Schedule 40 pipe (customer-supplied). Ideal for large-scale residential installations.

• Energy Output: ~118,800 watts per day based on average Midwest sun hours.

• Power Capacity: Capable of running wells, refrigerators, freezers, washers, fans, lights, TVs, electronics, and small AC systems.

Maintenance

• Daily: Monitor inverter and battery status; keep ventilation spaces clear.

• Weekly: Inspect solar panels, verify wiring tension, and check combiner boxes.

• Annually: Perform a full system inspection including grounding, breakers, battery cables, and mounting hardware.

Warranty

• Sol-Ark Inverters: 10 years

• Solar Panels: 30-year power warranty