17KW Complete Offgrid Solar Kit - 15K Sol-Ark Inverter + 20.48KW OMO Stack Lithium Battery +17.6KW Solar with Mounting Rails and Wiring

The 17KW Complete Offgrid Solar Kit - 15K Sol-Ark Inverter + 20.48KW OMO Stack Lithium Battery +17.6KW Solar with Mounting Rails and Wiring  is a complete high-performance system designed for full off-grid living. It includes a powerful 17.6kW bifacial solar array, a 20.48kWh OMO stackable lithium battery bank, and the Sol-Ark 15K pure sine inverter. Producing up to 79,200 watts of solar energy per day (based on 4.5 peak-sun hours), this kit supports small to mid-sized homes or cabins consuming around 2,376 kWh/month. The system is fully expandable with additional panels or batteries as your power needs grow.

Specifications

• Solar Array: 32 × 550W bifacial double-glass mono panels (17,600W total)

• Inverter: Sol-Ark 15K-2P-N split-phase inverter; grid-tie or generator compatible; 3× MPPT inputs

• Battery Bank: 4 × OMO 51.2V 5.12kWh heated stackable batteries (20.48kWh total) with Bluetooth + LCD combiner + wheeled base

• Mounting Hardware: Full IronRidge roof-mount rail system with splices, L-feet, fasteners, and bolts

• Components Included: Solar PV combiner box, AC combiner kit, wire gutter boxes, MC4 crimp tool set, installation manual

• Cabling: 500' 10AWG MC4 solar wire, 100' 6AWG AC cable, 20' 2/0 AC main line

Features

• Bifacial Double-Glass Panels: Up to 25% rear-side energy boost, exceptional low-light output, 5400Pa snow load & 2400Pa wind load, 30-year power warranty

• Inverter Performance: 9kW continuous / 16kW surge (10s), 97.5% efficiency, DC transformerless, generator support, WiFi monitoring

• Battery Compatibility: Operates with or without batteries; 48V input supports lithium or lead-acid chemistries

• Smart Monitoring: LCD touchscreen, WiFi connectivity, generator auto-support, ultra-fast 4ms transfer time

• Durability: Inverter is NEMA 3R outdoor-rated; roof-mount hardware engineered for long-term structural stability

• Expandable System: Add more batteries or additional panel strings as energy demand increases

Maintenance

• Daily: Review inverter screen and battery SOC; confirm system is producing/charging normally

• Weekly: Inspect panels, roof mounts, wiring, and combiner boxes for debris or visual issues

• Annually: Clean the solar modules, check torque on roof hardware, inspect electrical terminations & surge protection

Warranty

• Sol-Ark Inverter: 10-year warranty (NEMA 3R outdoor rated)

• Solar Panels: 30-year performance warranty