125KW Complete Offgrid Solar Kit + 7x 15K Sol-Ark Inverter +125.4KW Solar with Mounting Rails and Wiring

The 125KW Complete Offgrid Solar Kit + 7x 15K Sol-Ark Inverter +125.4KW Solar with Mounting Rails and Wiring is a high-capacity off-grid solution designed for large homes, farms, and similar high-demand properties. Producing around 564,300 watts of solar energy per day based on 4.5 hours of sun, this system is engineered to handle loads of approximately 16,929 kWh per month. It is built to be scalable for future additions of solar panels or batteries and can operate without a battery attached, with the option to add a 48V battery bank at any time.

Specifications

• System Type: 125KW complete off-grid solar kit with hybrid/off-grid inverters

• Solar Array Capacity: 125.4KW solar array producing around 564,300 watts per day (based on 4.5 hours of sun)

• Recommended Usage: Large sized homes, farms, and similar applications using around 16,929kWh per month

• Solar Panels: 228 × 550W bifacial mono solar panels (125,400 watt array)

• Inverters: 7 × Sol-Ark 15K Hybrid/Offgrid All-in-One 48V inverters with built-in MPPT charge controllers

• Battery Compatibility: Can run without a battery; 48V battery can be added at any time

• Mounting System: 1 × complete set of Iron Ridge mounting rails / splices / legs / fasteners and bolts (mill finish)

• Combiner Boxes: 7 × solar PV combiner boxes

• Solar Array Cabling: 3 × 500' spool 10AWG MC4 solar array cabling

• AC Output/Input Cabling: 3 × spool 100' AC output / input / generator cabling – 6 AWG

• Main Line Cabling: 3 × 20' spool 2/0 AC main line

• Wire Management: 7 × wire gutter boxes

• AC Combining: 1 × AC combiner box kit (2x or more Sol-Ark combination kit)

• Tools Included: 1 × MC4 crimper tool set

• Documentation: 1 × installation manual

• Panel Technology: Bifacial double-glass panels with up to 25% additional rear-side energy harvesting

• Environmental Ratings (Panels): 5400 Pa snow load / 2400 Pa wind load

Features

• High-Capacity Off-Grid Power: Designed to support large homes, farms, and high-consumption properties with substantial daily and monthly energy production.

• Battery-Optional Operation: System can run without batteries; 48V battery storage can be added or expanded later for backup and load shifting.

• Scalable Design: Built to be scaled up with additional panels or batteries as your energy needs grow over time.

• Bifacial Double-Glass Panels: Rear-side energy harvesting provides up to 25% more production, especially beneficial in reflective or light-colored ground conditions.

• Durable, All-Weather Array: High snow and wind load ratings (5400 Pa / 2400 Pa) with long-term 30-year power warranty for reliable performance in harsh climates.

• Premium Mounting Hardware: Iron Ridge rails, splices, legs, fasteners, and bolts (mill finish) provide a robust, code-compliant mounting solution.

• Sol-Ark 15K Hybrid Inverters: All-in-one units support grid-tie or off-grid operation with built-in MPPT charge controllers and generator support.

• Flexible Power Modes: Can be used with or without batteries, with 48V battery backup input for flooded lead-acid or lithium batteries.

• Smart Monitoring & Control: LCD touch screen and WiFi connectivity for easy system monitoring and configuration.

• High Efficiency & Outdoor Rated: 97.5% inverter efficiency with NEMA 3R rating for outdoor-approved installations.

• Parallel Stacking: Parallel stacking of up to 8 Sol-Ark units for large-scale, modular power systems.

• Fast Transfer Time: Approximately 4ms transfer time from batteries to grid power for smooth transitions.

• Installation Option Available: Professional installation can be arranged; customers are advised to contact for custom pricing by area before ordering.

Maintenance

• Daily: Visually check inverter status lights and system indicators to ensure normal operation; verify no immediate alarms or error codes are present.

• Monthly: Inspect solar panels for dust, debris, snow buildup, or shading and clean as needed following manufacturer-approved cleaning methods.

• Quarterly: Inspect wiring runs, combiner boxes, gutter boxes, and AC connections for signs of wear, corrosion, or loose terminations; verify breakers and disconnects operate smoothly.

• Annually: Perform a detailed system check including torqueing key hardware, inspecting mounting rails and structural connections, reviewing inverter logs, and confirming PV and AC cabling integrity.

• As Needed: After severe weather events, conduct a visual inspection of panels, rails, and exposed wiring to ensure no physical damage or misalignment has occurred.

Warranty

• Solar Panels: 30-year power warranty for long-term performance and output assurance.

• Sol-Ark 15K Inverters: 10-year manufacturer warranty for the hybrid/off-grid inverters.

• Mounting Hardware: Iron Ridge mounting components are covered under the manufacturer’s structural warranty terms.

• Other Components: Combiner boxes, cabling, and accessories are covered according to their respective manufacturer warranties; refer to included documentation for specific terms.