45KW Complete Offgrid Solar Kit + 3x 15K Sol-Ark Inverter + 2x 32kWh OMO 48V Freedom Series Lithium Battery +45.1KW Solar with Ground Mount and Wiring

The 45KW Complete Offgrid Solar Kit + 3x 15K Sol-Ark Inverter + 2x 32kWh OMO 48V Freedom Series Lithium Battery +45.1KW Solar with Ground Mount and Wiring is engineered for fully off-grid homes, large estates, and agricultural operations requiring high daily power output. Delivering approximately 202,950 watts per day (based on 4.5 hours of peak sun), this system is ideal for properties consuming around 6,088 kWh per month. Designed for scalability, it allows for future expansion with additional solar panels or batteries.

This robust energy system includes a 64KW lithium battery bank using two high-capacity OMO 32kWh heated wall batteries. The Sol-Ark inverter platform supports both hybrid and off-grid configurations, ensuring seamless, reliable, and efficient operation.

Specifications

• Solar Array: 82 × 550W bifacial mono panels (45,100 watts total)

• Inverters: 3 × Sol-Ark 15K Hybrid/Off-Grid All-in-One Inverters with integrated MPPT controllers

• Battery Bank: 2 × OMO 32kWh 48V Freedom Series heated lithium batteries with Bluetooth & LCD monitoring (64kWh total)

• Ground-Mount System: Complete IronRidge ground-mount rail system with top caps, rail connectors, fasteners, and bolts (customer supplies local 3" Sch40 pipe)

• Combiner Hardware: 3 × Solar PV combiner boxes

• Solar Wiring: 2 × 500' spools of 10AWG MC4 PV cabling

• AC Wiring: 2 × 100' spools of 6 AWG AC cabling; 2 × 20' spools of 2/0 AC main line

• Battery Cables: 2 × Anderson plug battery cable sets

• Tools: MC4 crimping tool set

• Additional Hardware: 3 × wire gutter boxes; 1 × AC combiner box kit for multi-Sol-Ark configuration

• Documentation: Full installation manual + battery specification sheet

Features

• High-Output Bifacial Solar Panels: Dual-glass design captures up to 25% additional reflected energy and performs exceptionally well in cloudy or low-light environments

• Durability: Rated for 5400 PA snow load and 2400 PA wind load with a 30-year power warranty

• Scalable Power System: Expand panel count or add more batteries as your power needs grow

• Ground-Mount Ready: Designed for robust steel pipe ground-mount structures using 3" schedule-40 pipe

• Large-Scale Off-Grid Capability: Ideal for farms, large homes, workshops, irrigation systems, or high-load rural properties

Sol-Ark 15K Inverter Specs

• Output: 120/240V split phase

• Battery Modes: Works with or without batteries; supports lithium and lead-acid 48V systems

• Operating Modes: Grid-tie, hybrid, or off-grid

• MPPT: Built-in 3-input MPPT charge controller

• Generator Integration: Fully generator-compatible

• Monitoring: LCD touchscreen + WiFi connectivity

• Efficiency: 97.5% inverter efficiency

• Enclosure: NEMA 3R outdoor-rated

• Warranty: 10 years

• Parallel Capacity: Stack up to 8 units

• Transfer Time: 4ms switching from grid to battery backup

Maintenance

• Daily: Verify inverter status, battery performance, and solar production

• Weekly: Inspect wiring connections, ground-mount hardware, and ventilation

• Annually: Clean panels, tighten mechanical connections, and perform a complete system inspection

Warranty

• Solar Panels: 30-year performance warranty

• Sol-Ark Inverters: 10-year manufacturer warranty

• OMO Batteries: Covered under OMO Freedom Series warranty