Sorein A4 4234Wh LFP Stackable Battery Home Energy Storage

Powerful Modular Home Backup – Sorein A4 with 4234Wh LFP Capacity

• Up to 4234 Wh of energy with stackable LFP modules and 3,500 cycle lifespan
• 4200 W AC output via eight outlets for heavy-duty appliances
• Plenty of ports: USB‑A, USB‑C, car, DC5521, XT60 for versatile use
• Rapid recharge: up to 4,400 W via two AC inputs, or 1,000 W via XT60 solar
• Smart UPS with near-zero (≤ 0 ms) switchover for seamless backup

The Sorein A4 brings high-capacity, reliable energy storage for home or business. Its modular design lets you expand capacity as needed, while the robust LiFePO₄ battery ensures long life and safety—ideal for appliance-heavy environments or critical backup needs.

With dual AC inputs, solar charging, and multiple outputs including AC, USB‑C, and XT60, the Sorein A4 is ready for anything—from kitchen appliances to professional tools. Its UPS function guarantees uninterrupted power during outages, and built-in wheels and handles make mobility effortless.

Technical Specifications

• Battery capacity: 4234 Wh
• Battery type: LiFePO₄ (LFP), approx. 3,500 cycles to 80%
• AC output: 4400 W total (two blocks of 2200 W), 8 ports, 220–240 V, 10 A max each
• USB‑A: 2 ports, up to 18 W each (36 W total)
• USB‑C: 4 ports, 100 W each (200 W total)
• Car charger: 12 V / 120 W
• DC5521: 2 ports, 12 V / 3 A each (36 W total)
• XT60 output: 12 V / 30 A (360 W max)
• AC input (×2): up to 4,400 W total
• Solar input (XT60): 11–60 V / 20 A (max 1,000 W)
• UPS switching time: ≤ 0 ms
• Operating temperature: –20 °C to 45 °C (discharge); 0–45 °C (charge)
• Optimal temp: 20–30 °C
• Dimensions: 53 × 33 × 59 cm
• Weight: approx. 55.4 kg