14.88kW Off-Grid Solar Power System | 3×5.5kW Hybrid Inverters + 15.36kWh LiFePO4 Battery + 24×620W Mono PERC Panels

Description

This high-capacity Off-Grid Solar Power System offers robust, scalable energy independence for residential or commercial off-grid applications. Featuring 24 high-efficiency 620W Mono PERC Class A+ solar panels, three 5.5kW MPPT hybrid inverters, and a 15.36kWh LiFePO4 wall-mounted battery, the system is ideal for medium to large-scale loads in remote areas, backup systems, or self-sustained energy projects.

Equipped with smart BMS protection, AC + PV hybrid input, LCD monitoring, and essential installation accessories, this system delivers reliable off-grid performance with low maintenance and long lifespan.

⚙️System Components & Specifications

☀️ Solar Panels (×24)

• Type: Mono PERC, Class A+
• Power Rating: 620W per panel (Total: 14.88kW)
• Voltage: 40.8V
• Size: 2382 × 1134 × 30 mm
• Weight: 33 kg each

⚡ MPPT Hybrid Inverters (×3)

• Power: 5.5kW each (Total: 16.5kW if parallel)
• Input Voltage: PV 120–500V | AC 220–240V
• MPPT Current: Max 100A per unit
• AC Output Current: Max 80A per unit
• Type: Inverter + MPPT in one unit
• Function: Off-grid power generation, optional AC input support

🔋 LiFePO4 Battery (×1)

• Capacity: 51.2V 300Ah = 15.36kWh
• Installation: Wall-mounted
• Features:
  • Smart BMS with multiple protections
  • LCD display for voltage, SOC, and system status
  • Communication ports available
• Included Accessories:
  • 1× Positive red cable
  • 1× Negative black cable
  • 1× Communication cable
  • 1× User manual

🧰 PV Combiner Box (×1)

• Enclosure: IP65 waterproof
• Protection:
  • 2P 63A DC Circuit Breaker
  • 2P 20–40kA DC Surge Protection Device (SPD, DC500V)
  • DC Fuses (32A, DC500V)

🧵 Wiring & Connectors

• PV Cable: 4mm² — 150m red + 150m black
• MC4 Connectors: 24 pcs

🏗️ Mounting Structure

• Material: High-strength aluminum alloy
• Use: Adjustable design (roof/ground customization available)

✅System Highlights

• 🌞 14.88kW solar panel input with high conversion efficiency
• 🔌 3×5.5kW MPPT hybrid inverters for flexible system architecture
• 🔋 15.36kWh LiFePO4 battery with smart BMS and LCD monitoring
• ⚡ AC + PV hybrid input support for backup or grid-tied expansion
• 🛡️ Complete protection system via combiner box with SPD, fuses, breakers
• 🧰 Full installation accessories included
• 🏠 Ideal for remote homes, farms, mobile health units, disaster backup systems

🛡️Warranty Information

• Battery: 5 Years
• Inverter: 2 Years
• Solar Panels: 10–12 Years (Performance Warranty)