4.4KW Complete Offgrid Solar Kit + 10K 120V/240V OMO E-Line Inverter + 10.24KW OMO E-Line Lithium Battery +4.4KW Solar with Roof Mount and Wiring

The 4.4KW Complete Offgrid Solar Kit + 10K 120V/240V OMO E-Line Inverter + 10.24KW OMO E-Line Lithium Battery +4.4KW Solar with Roof Mount and Wiring is a powerful starter solution designed for small cabins, shops, RVs, and off-grid buildings. This system includes a 10K OMO E-Line 120V/240V inverter, a 10.24kWh heated lithium battery, and a 4.4KW bifacial solar array. Producing up to 19,800 watts of solar energy per day (based on 4.5 peak sun hours), it supports properties using around 594 kWh per month. The system is fully expandable—supporting up to 2 total batteries to grow your storage capacity over time.

Specifications

• Solar Array: 8 × 550W Bifacial Solar Panels (4,400W total)

• Daily Output: Approx. 19,800 watts/day (based on 4.5 sun hours)

• Battery: OMO 51.2V 10.24kWh E-Line Vertical Stackable Heated Battery w/ Bluetooth

• Inverter: 10K OMO E-Line 120V/240V Inverter with Wi-Fi; grid-tie or generator compatible

• Base Unit: Includes 1× OMO modular base stand

• Mounting System: IronRidge Roof-Mount Rails, Splices, Legs, Fasteners, and Bolts

• Wiring Package: 250' direct-burial PV solar wire; 100' 6AWG AC/generator cable; wire gutter box

• Electrical Components: Solar combiner box; AC hardware; MC4 crimp kit

• Documentation: Installation manual included

• Specification Sheet: E-Line Specs

Features

• Bifacial Solar Panels: Up to 25% additional backside power, superior cloudy-day performance, 5400 PA snow load, 2400 PA wind load, and a 30-year power warranty

• Expandable System: Support for a maximum of 2 E-Line batteries to increase total storage

• Grid & Generator Compatible: Inverter works with utility power or generator for hybrid setups

• Beginner-Friendly Install: Suitable for DIY installers with basic wiring experience

• Ideal for Small Structures: Cabins, shops, tiny homes, mobile setups, and RVs

• Performance Guidance: Uses U.S. average of 4.5 peak-sun hours to calculate daily/monthly output

Maintenance

• Daily: Monitor inverter output, battery health, and solar production

• Weekly: Inspect roof mounts, wiring runs, and combiner box indicators

• Annually: Check all fasteners, clean panels, verify electrical connections, and update inverter firmware

Warranty

• Solar Panels: 30-year performance warranty

• OMO Inverter: Warranty per E-Line documentation

• OMO Battery: Covers the 10.24kWh heated stackable unit per manufacturer specs