90KW Complete Offgrid Solar Kit + 5x 15K Sol-Ark Inverter + 3x 32kWh OMO 48V Freedom Series Lithium Battery +90.2KW Solar with Roof Mount and Wiring

The 90KW Complete Offgrid Solar Kit + 5x 15K Sol-Ark Inverter + 3x 32kWh OMO 48V Freedom Series Lithium Battery +90.2KW Solar with Roof Mount and Wiring  is designed for large homes, farms, and high-demand off-grid properties. This system delivers approximately 405,900 watts per day (based on 4.5 sun hours) and supports users consuming around 12,177 kWh per month. With a powerful 90.2KW bifacial solar array, five Sol-Ark 15K hybrid inverters, and a 96kWh OMO Freedom Series heated lithium battery bank (3× 32kWh), this package is engineered for long-term reliability and future expansion of panels or batteries.

Specifications

• Solar Panels: 164× 550W bifacial mono (90,200W total output)

• Inverters: 5× Sol-Ark 15K Hybrid/Off-Grid 48V (with built-in MPPT charge controllers)

• Battery Bank: 3× OMO 32kWh 48V Freedom Series heated lithium batteries with Bluetooth and LCD (96kWh total)

• Roof Mount: Complete IronRidge ROOF mounting system (rails, L-feet, splices, fasteners, bolts)

• Wiring Package: 2× 500' 10AWG MC4 solar cable; 2× 100' 6AWG AC cable; 2× 20' 2/0 AC main line

• Electrical Components: 5× PV combiner boxes; 5× wire gutter boxes; 1× Sol-Ark AC combiner kit; Anderson battery cable sets

• Tools & Documentation: MC4 crimper tool set; installation manual; Battery Specification Sheet

• Panel Durability: Bifacial double-glass; 5400PA snow load / 2400PA wind load; 30-year power warranty

Features

• Bifacial High-Efficiency Panels: Rear-side energy gain up to 25% with improved performance in cloudy or low-light conditions

• Scalable Architecture: System is designed for future add-ons including more panels or additional batteries

• Roof-Mounted Design: Optimized structural performance with IronRidge hardware and full mounting kit

• Smart Battery Technology: Heated lithium cells with Bluetooth monitoring and LCD status display

• Complete Installation Kit: All AC/DC wiring, combiner boxes, and mounting components included

Sol-Ark 15K Inverter Specs

• Output: 120/240V split phase

• Battery Capability: Operates with or without batteries (48V lithium or flooded lead-acid)

• Modes: Grid-tie or off-grid with hybrid functionality

• MPPT: 3× MPPT inputs

• Generator Support: Fully integrated

• User Interface: LCD touchscreen with WiFi connectivity

• Build Quality: 97.5% efficiency, DC transformerless, NEMA 3R outdoor-rated

• Stacking & Transfer: Parallel stacking up to 8 units; 4ms transfer time

• Warranty: 10-year Sol-Ark warranty

Maintenance

• Daily: Ensure unobstructed panels and check inverter status

• Weekly: Inspect roof hardware and wipe dust/debris from panels

• Annually: Tighten electrical/mechanical connections and review system performance

Warranty

• Solar Panels: 30-year performance warranty

• Inverters: 10-year Sol-Ark warranty

• Batteries: Manufacturer warranty per OMO Freedom Series specifications