25KW Complete Offgrid Solar Kit - 15.36kWh Pytes Lithium Battery + 2x15K Sol Ark Inverter +26.4KW Solar with Ground Mount and Wiring

The 25KW Complete Offgrid Solar Kit - 15.36kWh Pytes Lithium Battery + 2x15K Sol Ark Inverter +26.4KW Solar with Ground Mount and Wiring delivers a powerful fully off-grid energy solution. It includes 26.4KW of bifacial solar, two Sol-Ark 15K hybrid inverters, and 15.36kWh of Pytes lithium battery storage housed in a Forest-RB enclosure. This system produces approximately 118,800W per day with 4.5 sun hours and is ideal for larger homes consuming around 3,500 kWh/month. The system is built for long-term expansion with easy add-on compatibility for more panels or batteries.

Specifications

• Solar Array: 48 × 550W bifacial mono panels (26,400W total)

• Inverters: 2 × Sol-Ark 15K Hybrid/Off-Grid All-in-One 48V inverters with built-in MPPT controllers

• Battery Bank: 3 × Pytes E-Box 48100 (5.12kWh each) — 15.36kWh total

• Battery Enclosure: Pytes Forest-RB enclosure (fits up to 6 batteries)

• Mounting System: IronRidge Ground Mount Rails, top caps, connectors, fasteners, bolts (built for 3" SCH40 pipe)

• Wiring & BOS Components: 2× solar combiner boxes, gutter boxes, inverter-battery cable set, 500' PV 10AWG burial wire, 100' 6 AWG AC cable, 20' 4/0 AC main line, AC combiner kit, MC4 crimp kit, installation manual

Features

• Bifacial Panel Technology: Up to 25% rear-side gain with double-glass construction; 5400 PA snow / 2400 PA wind load ratings

• Sol-Ark 15K Hybrid: 120/240V split-phase, battery or no-battery operation, grid-tie or off-grid, built-in MPPT, generator support, WiFi, LCD touchscreen

• Battery Flexibility: Expandable Pytes E-Box system with modular 5.12kWh packs

• Home Coverage: Runs essential appliances — wells, washers, lights, fans, TVs, fridges, freezers, electronics, and small AC systems

• Expandable System: Ready for additional solar panels and battery modules

• Ground Mount Ready: Hardware included; customer sources 3" SCH40 pipe locally

Maintenance

• Daily: Monitor inverter status & ensure panels are clear of debris

• Weekly: Inspect combiner boxes, wiring runs, and battery ventilation

• Annually: Clean panels, torque-check racking, update firmware, and inspect grounding

Warranty

• Solar Panels: 30-year performance warranty

• Sol-Ark Inverters: 10-year manufacturer warranty