125KW Complete Offgrid Solar Kit + 7x 15K Sol-Ark Inverter + 32kWh OMO 48V Freedom Series Lithium Battery +125.4KW Solar with Roof Mount and Wiring

The 125KW Complete Offgrid Solar Kit + 7x 15K Sol-Ark Inverter + 32kWh OMO 48V Freedom Series Lithium Battery +125.4KW Solar with Roof Mount and Wiring is a robust turnkey package built for full off-grid homes, large properties, and farms with high energy demand. The system produces approximately 564,300 watts per day based on 4.5 hours of usable sunlight. It is ideal for properties consuming around 16,929 kWh per month and is engineered for easy expansion with additional panels or batteries. The included lithium battery bank provides 32 kW of storage capacity for reliable backup power.

Specifications

• Solar Array: 228× 550W bifacial mono solar panels (125,400W array)

• Inverters: 7× Sol-Ark 15K Hybrid/Off-Grid All-in-One Inverters (each with built-in MPPT charge controller)

• Battery Bank: 1× OMO 32kWh 48V Freedom Series heated lithium battery with Bluetooth and LCD readout

• Mounting System: Complete IronRidge roof-mount kit including rails, splices, L-feet, fasteners, and bolts

• PV Combiner Boxes: 7× solar PV combiner boxes

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

• AC Wiring: 3× 100' spools of 6 AWG AC output/input/generator cabling

• Main Line Cable: 3× 20' spools of 2/0 AC main line

• Wire Management: 7× wire gutter boxes

• AC Combiner System: 1× AC combiner box kit for combining 2× or more Sol-Ark units

• Battery Cable Set: 1× Anderson plug cable set for battery-to-inverter connection

• Tools & Accessories: 1× MC4 crimper tool set, 1× installation manual

• Battery Specification Sheet: View Battery Specs

Features

• Bifacial Double-Glass Panels: Panels generate up to 25% more energy from rear-side sunlight reflection and perform exceptionally in cloudy or low-light conditions.

• Durability & Weather Resistance: 5400 PA snow load and 2400 PA wind load — engineered for extreme environments with a 30-year power warranty.

• Roof-Mount System: Includes complete IronRidge hardware; customer supplies no extra hardware.

• Sol-Ark 15K Output: 120/240V split-phase configuration supports whole-home power needs.

• Battery-Optional Operation: Works with or without batteries for flexible system configurations.

• 48V Battery Support: Compatible with flooded lead-acid and lithium battery banks, including heated OMO units.

• Advanced MPPT Inputs: 3× MPPT channels per inverter for maximum solar harvesting efficiency.

• Generator Ready: Fully supports generator integration for backup or hybrid operation.

• Smart Monitoring: LCD touch screen + WiFi connectivity for real-time monitoring and remote management.

• High Efficiency: 97.5% inverter efficiency with transformerless design for reduced losses.

• Outdoor Ready: NEMA 3R weather-rated for outdoor installation.

• Parallel Stacking: Supports up to 8 Sol-Ark units in parallel for massive system expansion.

• Fast Transfer Time: 4ms transfer from grid to battery ensures seamless backup performance.

Maintenance

• Daily: Monitor inverter status, battery charge levels, and power production via LCD or WiFi dashboard.

• Weekly: Inspect solar panels for dust, debris, snow accumulation, and check roof mounting hardware.

• Annually: Review and tighten electrical connections, inspect wiring, test grounding, update inverter firmware, and perform a detailed array cleaning.

Warranty

• Sol-Ark Inverters: 10-year manufacturer warranty.

• Solar Panels: 30-year power performance warranty.

• Battery: Covered under OMO Freedom Series warranty (see specification sheet).