17KW Complete Offgrid Solar Kit - 2x 32kWh OMO 48V Freedom Series Lithium Battery + 15K Sol-Ark Inverter + 17.6KW Solar with Roof Mount and Wiring

The 17KW Complete Offgrid Solar Kit - 2x 32kWh OMO 48V Freedom Series Lithium Battery + 15K Sol-Ark Inverter + 17.6KW Solar with Roof Mount and Wiring  is engineered for homeowners, cabin owners, and off-grid builders who need serious energy storage and reliable solar production. This powerful system includes a 15K Sol-Ark Hybrid Inverter, a massive 64kWh OMO Freedom Series lithium battery bank, and a 17.6KW bifacial solar array with full roof-mount hardware and wiring. Designed as a turnkey solution, this package generates approximately 79,200Wh per day based on 4.5 peak sun hours—ideal for properties consuming around 2,376kWh per month. Every component is expandable, allowing seamless future upgrades in panels or batteries.

Specifications

• Solar Array: 32 × 550W bifacial mono panels (17,600W array)

• Inverter: 15K Sol-Ark Hybrid/Off-Grid All-in-One Inverter (built-in MPPT charge controller)

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

• Mounting Hardware: Complete IronRidge roof-mount rails, splices, legs, fasteners, and bolts

• Solar Combiner: Expansion-ready solar combiner box

• Cabling: 500' PV-rated direct-burial 10AWG wire, 100' 6AWG AC cable, 20' 4/0 main AC line

• Battery Cables: 2 × Anderson plug battery cable sets for inverter-battery connections

• Additional Components: Gutter box, MC4 crimping kit, installation manual

Features

• Bifacial Double-Glass Panels: Capture up to 25% additional rear-side energy and perform exceptionally in low-light conditions

• Durability: 5400 Pa snow load and 2400 Pa wind load for long-term structural performance

• High Output: Produces ~79,200Wh per day based on 4.5 hours of peak sun

• Freedom Series Batteries: Heated, Bluetooth-enabled, stackable, and designed for long-term high output

• System Expandability: Ready for future additions of solar panels or batteries

Sol-Ark 15K Inverter Specs

• Output: 120/240V split phase

• Battery Input: 48V (supports lithium and flooded lead acid)

• Power Rating: 9kW continuous, 16kW surge (10 sec)

• MPPT: 3 × built-in MPPT charge controllers

• Connectivity: WiFi + LCD touchscreen interface

• Efficiency: 97.5%

• Design: DC transformerless, generator-compatible

• Weather Rating: NEMA 3R (outdoor approved)

• Parallel Operation: Stack up to 8 units

• Transfer Time: 4ms from battery to grid

• Warranty: 10 years

Maintenance

• Daily: Keep panels clear of debris and check inverter display for status notifications

• Weekly: Inspect wiring connections and battery status

• Annually: Perform full system inspection, including racking, wiring, and inverter firmware updates

Warranty

• Solar Panels: 30-year power warranty

• Sol-Ark Inverter: 10-year warranty

• OMO Batteries: Manufacturer warranty per Freedom Series specifications