25KW Complete Offgrid Solar Kit + EG4 18kPV + 2x 32KW OMO 48V Freedom Series Lithium Battery + 26.4KW Solar with Roof Mounting Rails and Wiring

The 25KW Complete Offgrid Solar Kit + EG4 18kPV + 2x 32KW OMO 48V Freedom Series Lithium Battery + 26.4KW Solar with Roof Mounting Rails and Wiring is a powerful, scalable whole-home off-grid system designed for larger households. This package includes 2× 32kWh OMO 48V Freedom Series Heated Lithium Batteries, delivering an impressive 64,000 watts of usable stored energy. Paired with a 26.4kW bifacial solar array, the system produces approximately 118,800 watts of solar energy per day based on 4.5 peak sun hours. Built for long-term growth, this kit is fully expandable with additional panels or batteries.

Specifications

• Solar Array: 48× 550W bifacial mono solar panels (26,400W total)

• Inverters: 2× EG4 18kPV 48V split-phase hybrid inverter/chargers

• Battery Bank: 2× 32kWh OMO 48V Freedom Series Lithium (Heated, Bluetooth, LCD)

• Roof Mount System: Iron Ridge roof-mount rails, splices, legs, fasteners, and bolts

• Balance of System: 2× solar combiner boxes, 2× gutter boxes, 2× AC combiner box kits, Anderson battery cable set, 500' PV direct burial wire, 100' 6 AWG AC cable, 20' 2/0 AC main line, MC4 crimp kit, installation manual

Features

• OMO Freedom Series Battery Technology: Heated for cold climates, Bluetooth monitoring, LCD display, long-life lithium chemistry

• EG4 18kPV Hybrid Inverters: 48V split-phase output, grid-tie or off-grid flexibility, MPPT solar charging

• Bifacial Solar Panels: Double-glass construction allows up to 25% rear-side energy gain and superior low-light performance

• High Durability: 5400 PA snow load and 2400 PA wind load for extreme weather resistance

• Appliance Support: Runs wells, washing machines, fans, TVs, lights, fridges, freezers, electronics, and small AC units

• Ideal Applications: Excellent for cabins, RVs, garages, workshops, and pole barns

Maintenance

• Daily: Confirm system status on inverter & battery LCD displays; ensure panels are unobstructed

• Weekly: Inspect wiring, check Bluetooth battery readings, and monitor charging performance

• Annually: Clean solar panels, tighten array hardware, review inverter firmware, and inspect system grounding

Warranty

• Solar Panels: 30-year power performance warranty

• OMO & EG4 Components: Manufacturer warranties as provided in spec sheets