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Dyness Powerbox G2 — 51.2V 200Ah LiFePO₄ Wall-Mounted Energy Storage System

Sale price $1,999.99 Regular price $2,899.00
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    We offer free shipping straight to your door throughout the contiguous US*. It usually takes 3-7 business days* for your package to be delivered, so you can sit back and relax, worry-free.*Please see our shipping policy for more details.
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    Get a full refund when you return your undamaged products within 30 days - for any reason. Once the item arrives back at the dyness warehouse for inspection, the refund process will begin. See our refund policy for more details about what is needed for a smooth refund process.
  • 5 Years Warranty
    Dyness offers a simple and hassle-free warranty service to save you time and effort. All products come with their own specific warranty terms, which you can find in the product details. You can also email us at dynesspower@dyness-tech.com with your order receipt for confirmation.The limited warranty provided by the manufacturer does not affect your statutory warranty rights under applicable law.
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    We'll Always be There for You.If you have any questions or concerns, feel free to contact us at dynesspower@dyness-tech.com.
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Notes

Higher Energy Return: Based on the Powerbox G2’s 10.24 kWh capacity, it can deliver up to 2,000 kWh of additional energy savings over ten years compared with traditional residential lead-acid or low-density batteries.

Off-grid Usage Notice: When using the Powerbox G2 to power off-grid air conditioners or heat pumps, a soft starter is recommended to ensure smooth startup and stable operation.

High-temperature Performance: The Powerbox G2 maintains 100% rated output at 131°F (55°C), ensuring reliable power delivery even in extreme climates.

Low-temperature Optimization: Compared with standard systems without an intelligent BMS, the Powerbox G2 provides up to 15% higher discharge efficiency at –4°F (–20°C).

Energy-saving Economics: Based on an average U.S. electricity rate of $0.65/kWh in 2025, the Powerbox G2 can achieve 4.3× cost optimization in scenarios with peak-to-valley price differentials.

Silent Operation: To maintain noise levels below 40 dB, operation in ambient temperatures under 104°F (40°C) is recommended.

Parallel Expansion: Supports up to 50 Powerbox G2 units in parallel. An enhanced parallel management version is scheduled for release in Q2 2025, enabling greater capacity and redundancy.