12KW Complete Offgrid Solar Kit - 15K Sol-Ark Inverter + 30.72KW OMO Stack Lithium Battery +13.2KW Solar with Ground Mount and Wiring

The 12KW Complete Offgrid Solar Kit - 15K Sol-Ark Inverter + 30.72KW OMO Stack Lithium Battery +13.2KW Solar with Ground Mount and Wiring delivers powerful whole-home off-grid capability with a robust 30.72kW heated OMO stackable lithium battery bank, a pure sine split-phase 120/240V Sol-Ark 15K inverter, and a high-output 13.2kW bifacial solar array. Producing up to 59,400 watts per day based on 4.5 peak sun hours, this expandable system is ideal for mid-sized homes using around 1,700 kWh per month and is engineered for long-term scalability.

Specifications

• Solar Array: 24× 550W bifacial mono double-glass solar panels (13,200W total)

• Inverter: Sol-Ark 15K-2P-N pure sine split-phase inverter; grid-tied or generator-compatible

• Battery Bank: 6× OMO 51.2V 5.12kWh heated stackable lithium batteries with Bluetooth (30.72kWh total)

• Battery Mounting: OMO wheeled base + OMO stackable combiner with LCD status readout

• Mounting System: IronRidge ground-mount rails, top caps, connectors, fasteners, and bolts

Features

• Bifacial Solar Panel Efficiency: Generates up to 25% added energy from rear-side reflection; double-glass durability; engineered for harsh climates with 5400 PA snow load & 2400 PA wind load; 30-year power warranty

• Sol-Ark 15K Performance: 120/240V split phase; usable with or without batteries; 9kW continuous / 16kW surge; built-in 3× MPPT charge controller; generator support; LCD touchscreen; WiFi; NEMA 3R outdoor rating

• Complete Wiring Package: Includes 500' MC4 10AWG PV wire, 100' 6AWG AC cable, 20' 2/0 AC main line, gutter boxes, AC combiner kit, and MC4 crimping tool set

• System Expandability: Supports parallel stacking of up to 8 Sol-Ark 15K units for large-scale multi-inverter systems

• Appliance Coverage: Capable of running wells, refrigerators, freezers, washing machines, lighting, fans, TVs, electronics, and smaller AC systems

• Ground-Mount Ready: System designed for 3” Schedule 40 pipe (customer sources pipe locally)

Maintenance

• Daily: Ensure panels are clean and unobstructed; verify battery levels

• Weekly: Inspect inverter diagnostics, wiring, and combiner boxes

• Annually: Clean solar panels, re-torque mounting hardware, inspect conduit & cable runs, and test generator connectivity

Warranty

• Solar Panels: 30-year performance warranty

• Sol-Ark Inverter: 10-year manufacturer warranty