6KW Complete Offgrid Solar Kit - 32kWh OMO 48V Freedom Series Lithium Battery + 15K Sol-Ark Inverter +6.6KW Solar with Mounting Rails and Wiring

The 6KW Complete Offgrid Solar Kit - 32kWh OMO 48V Freedom Series Lithium Battery + 15K Sol-Ark Inverter +6.6KW Solar with Mounting Rails and Wiring is an excellent starter package for a full off-grid home. Featuring a 32,000-watt OMO Freedom Series Lithium Battery, a powerful 6.6KW bifacial solar array, and the industry-leading Sol-Ark 15K Hybrid Inverter, this system delivers up to 29,700 watts of solar production per day (based on 4.5 hours of sun). Perfect for cabins and smaller homes using around 920kWh per month, the system is engineered for future scalability with support for additional batteries and solar panels.

Specifications

• Solar Panels: 12× 550W Bifacial Mono Panels (6,600W total array)

• Battery: 1× OMO 32kWh 48V Freedom Series Heated Lithium Battery with Bluetooth & LCD Display

• Inverter: Sol-Ark 15K Hybrid / Off-Grid All-in-One Inverter with built-in MPPT Controller

• Roof Mounting System: Iron Ridge Rails, Splices, Legs, Fasteners & Bolts

• Cabling Included: 500' 10AWG PV Wire, 100' 6AWG AC Wiring, 20' 4/0 AC Main Line

Features

• High-Capacity Lithium Storage: 32,000W of long-life, heated lithium storage for year-round reliability

• Bifacial Solar Panels: Double-glass modules increase rear-side energy capture by up to 25%

• Sol-Ark Hybrid Functionality: Supports grid-tie, off-grid, or generator input with seamless power management

• Weather Durability: 5400 PA snow load and 2400 PA wind load rating for harsh environments

• Expandable System: Solar combiner box enables future addition of more solar panels

• Complete Installation Kit: Includes gutter box, MC4 crimp kit, battery cables, and full installation manual

Inverter Details

• Output: 120/240V split phase pure sine wave

• Battery Input: Supports 48V Flooded Lead Acid or Lithium batteries

• MPPT Charge Controllers: 3× high-efficiency MPPT inputs

• User Interface: LCD touchscreen with WiFi connectivity

• Efficiency: 97.5% DC transformerless operation

• Enclosure Rating: NEMA 3R (approved for outdoor use)

• Parallel Stacking: Supports up to 8 parallel units for system expansion

• Transfer Time: 4ms automatic switching from batteries to grid power

Maintenance

• Daily: Ensure panels remain unobstructed and check inverter status indicators

• Weekly: Inspect wiring, verify battery readouts, and wipe down panel surfaces if needed

• Annually: Tighten mounting hardware, clean inverter filters, and perform a full system safety check

Warranty

• Solar Panels: 30-year power warranty

• Sol-Ark Inverter: 10-year manufacturer warranty

• OMO Lithium Battery: See the Battery Specification Sheet