25KW Complete Offgrid Solar Kit - 30.72kWh Pytes Lithium Battery+ 2x15K Sol Ark Inverter +26.4KW Solar with Ground Mount and Wiring

The 25KW Complete Offgrid Solar Kit - 30.72kWh Pytes Lithium Battery+ 2x15K Sol Ark Inverter +26.4KW Solar with Ground Mount and Wiring is designed for full off-grid home power. Pairing two Sol-Ark 15K hybrid inverters with 30.72 kWh of Pytes lithium storage and a high-output 26.4 kW bifacial solar array, this system produces ~118,800 watts per day based on 4.5 hours of peak sun. Ideal for larger homes using around 3,500 kWh per month, it’s fully expandable so you can add more panels or batteries over time.

Specifications

• Solar Array: 48 × 550W Bifacial Mono Solar Panels (26,400W total)

• Inverters: 2 × Sol-Ark 15K Hybrid/Off-Grid All-in-One Inverters (48V, built-in MPPT)

• Battery Bank: 6 × 5.12 kWh Pytes E-Box 48100 (30.72 kWh total)

• Battery Enclosure: Pytes Forest-RB (holds up to six Pytes E-Box 48100 batteries)

• Mounting System: Complete IronRidge ground-mount kit — rails, top caps, rail connectors, fasteners, bolts (customer supplies 3″ Sch 40 pipe)

• Combiner Boxes: 2 × Solar PV combiner boxes (expansion-ready) + 1 × AC combiner box kit (for 2+ Sol-Ark)

• Wiring: 500′ 10AWG PV direct-burial wire; 100′ 6AWG AC output/input/generator cable; 20′ 4/0 AC main line

• Accessories: Battery cable set, 2 × gutter boxes, MC4 crimp kit, installation manual

Features

• Bifacial Double-Glass Panels: Up to 25% rear-side energy gain; enhanced low-light output; 5400 Pa snow / 2400 Pa wind load; 30-year power warranty

• Sol-Ark 15K Inverters: 120/240V split phase, grid-tie or off-grid, 3× MPPT inputs, generator support, LCD touchscreen, Wi-Fi, 97.5% efficiency, NEMA 3R

• Performance: Parallel stack up to 8 inverters; 4 ms transfer time from grid to battery power

• Ground-Mount Ready: System designed around 3″ Schedule 40 pipe (customer-supplied)

• Energy Output: ~118,800 watts/day based on 4.5 peak sun hours

• Suitable Loads: Runs wells, washers, fans, TVs, lights, refrigerators, freezers, electronics, and small AC systems

Maintenance

• Daily: Check inverter/battery status and ensure equipment ventilation is unobstructed

• Weekly: Inspect panels for dust/debris; verify combiner and wiring are secure; spot-check ground-mount hardware

• Annually: Professional inspection of electrical terminations, breakers, PV wiring, grounding, and structural mounting

Warranty

• Sol-Ark Inverters: 10 years

• Solar Panels: 30-year power warranty