12KW Complete Offgrid Solar Kit + 15K Sol-Ark Inverter +13.2KW Solar with Mounting Rails and Wiring

The 12KW Complete Offgrid Solar Kit + 15K Sol-Ark Inverter +13.2KW Solar with Mounting Rails and Wiring is a powerful and scalable starter package designed for mid-sized homes seeking full off-grid capability. Producing approximately 59,400 watts per day based on 4.5 hours of sunlight, this system supports homes using around 1,700 kWh per month. It is fully expandable, allowing easy future additions of solar panels or battery storage. The system can operate without batteries, and a 48V battery bank may be added to the Sol-Ark inverter at any time for enhanced storage and backup.

Specifications

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

• Inverter: 1 × Sol-Ark 15K hybrid/off-grid all-in-one inverter with built-in MPPT charge controllers

• Mounting Hardware: Complete Iron Ridge mounting rails, splices, legs, fasteners, and bolts

• Combiner Box: 1 × solar combiner box designed for future expansion

• Gutter Box: 1 × wire management gutter box

• Solar Wire: 500' spool of PV-direct-burial 10AWG solar wire

• AC Cabling: 100' spool of 6 AWG AC output/input/generator cable

• Main Line: 20' spool of 4/0 AC main line

• Tools Included: MC4 crimp kit

• Documentation: Full installation manual

• Panel Technology: Bifacial double-glass construction enabling up to 25% additional rear-side energy harvest

• Environmental Ratings: 5400 Pa snow load / 2400 Pa wind load

• System Scalability: Built for easy expansion with additional panels or batteries

Features

• Battery-Optional Operation: System runs with or without an attached battery; 48V battery can be added anytime

• Mid-Size Home Compatibility: Ideal for homes using approximately 1,700 kWh per month

• High-Efficiency Production: ~59,400 watts per day output based on 4.5 sunlight hours

• Bifacial Panel Advantage: Additional rear-side energy capture for superior output in cloudy or low-light conditions

• Sol-Ark 15K Technology: Hybrid/off-grid inverter with advanced MPPT control, generator support, WiFi, and LCD touchscreen

• Flexible Power Modes: Supports grid-tie, off-grid, or hybrid configurations

• High Efficiency: DC transformerless design with 97.5% inverter efficiency

• Outdoor Rated: NEMA 3R–certified for outdoor installation

• Parallel Stacking: Supports up to 8 Sol-Ark inverters in parallel

• Fast Transfer Time: 4 ms transfer from batteries to grid power

• Installation Option: Professional installation available—contact for location-specific pricing

Maintenance

• Daily: Observe inverter system status and ensure normal operation indicators

• Weekly: Check solar panels for debris or buildup and clean if needed

• Quarterly: Inspect wiring, mounting hardware, and combiner box connections

• Annually: Perform full-system inspection including rails, fasteners, wiring, inverter logs, and grounding

Warranty

• Solar Panels: 30-year power output warranty

• Sol-Ark 15K Inverter: 10-year manufacturer warranty

• Mounting Hardware: Backed by Iron Ridge structural warranty

• Other Components: Warranty terms vary; see installation manual for details