150KW Complete Offgrid Solar Kit + 8x 15K Sol-Ark Inverter + 32kWh OMO 48V Freedom Series Lithium Battery +150.15KW Solar with Roof Mount and Wiring

The 150KW Complete Offgrid Solar Kit + 8x 15K Sol-Ark Inverter + 32kWh OMO 48V Freedom Series Lithium Battery +150.15KW Solar with Roof Mount and Wiring  is a powerful, large-scale system designed for full off-grid independence for large homes, farms, and high-demand properties. Producing approximately 675,675 watts per day with 4.5 hours of sun, this package supports electrical usage of about 20,270 kWh per month. The system includes 273 bifacial solar panels, eight Sol-Ark 15K hybrid inverters, and a 32kWh OMO Freedom Series heated lithium battery. Built for long-term performance and expansion, this setup allows future additions of solar panels or batteries as energy needs grow.

Specifications

• Solar Panels: 273× 550W bifacial mono panels (150,150W total array)

• Inverters: 8× Sol-Ark 15K Hybrid/Off-Grid 48V All-in-One units with built-in MPPT charge controllers

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

• Roof Mount System: Complete IronRidge roof-mount rails, splices, L-feet, fasteners, and bolts

• Combiner Boxes: 8× Solar PV combiner boxes + 1× AC combiner box kit (for 2+ Sol-Ark inverters)

• Solar Wiring: 3× 500' spools of 10AWG MC4 solar array cabling

• AC Wiring: 3× 100' spools of 6AWG AC input/output cable + 3× 20' spools of 2/0 AC main line

• Battery Cabling: 1× Anderson plug battery cable set

• Tools & Enclosures: MC4 crimper tool set + 8× wire gutter boxes

• Documentation: Installation manual

• Battery Spec Sheet: View PDF

Features

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

• Flexible Operation: Works with or without batteries; supports lithium or lead-acid backup

• MPPT Charging: 3× MPPT inputs per inverter for optimized solar harvesting

• Generator Support: Built-in generator compatibility for hybrid power setups

• Smart Monitoring: LCD touchscreen and WiFi connectivity

• High Efficiency: DC transformerless design with 97.5% inverter efficiency

• Weather-Ready: NEMA 3R outdoor-rated enclosure

• Scalable Power: Parallel stacking supported for up to 8 Sol-Ark units

• Fast Transfer: 4ms switchover time between grid and battery power

Maintenance

• Daily: Check inverter screen and battery readings for normal operation

• Weekly: Inspect rooftop wiring, rail attachments, and combiner boxes

• Annually: Clean panels, torque-check all roof-mount hardware, verify electrical connections, and update inverter firmware

Warranty

• Sol-Ark Inverters: 10 years

• Solar Panels: 30-year performance warranty

• OMO Battery: Warranty per Freedom Series specifications