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EG4

EG4 314Ah All-Weather Battery + FLEXBOSS18 | 16kWh Solar System

SKU K0286
$7,560.00
$7,560.00
🔥 — sold in the last —
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Estimated shipping time

You can typically expect your items to arrive within 4–7 business days, depending on your location and product availability.

What is your Return Policy?

At Northgrid Supply, we want every customer to shop with confidence. If something doesn’t go as planned, we’ve made returns and refunds simple and fair. Here’s how it works:

1. Return Window

You can request a return within 30 days of receiving your order. Unfortunately, we’re unable to accept returns after that time frame.

2. Who Pays for Return Shipping?

  • If your item arrives damaged, defective, or incorrect, we’ll cover the return shipping cost.
  • If you’re returning an item because you changed your mind, you’ll be responsible for return shipping fees.

3. Damaged or Defective Items

Received something broken or not working properly? Contact us within 30 days. We’ll provide a prepaid return label and once the item is returned and inspected, we’ll issue either a full refund or a replacement—including any original shipping costs.

4. Changed Your Mind?

If you no longer want the item, you can return it within 30 days—as long as it's unused, in its original packaging, and in resellable condition. You’ll need to handle the return shipping, and once we receive and inspect it, we’ll refund the product cost (excluding shipping).

5. Refund Processing

Once we receive and approve your return, we’ll send a confirmation email and issue a refund to your original payment method within 7 business days. Please allow additional time for banks or credit card companies to process and reflect the refund.

If it’s been over 10 business days since your refund was approved and you still don’t see it, contact us at support@northgridsupply.com and we’ll look into it immediately.

6. Restocking Fees

In some cases, a restocking fee may apply depending on the item and return reason. If applicable, we’ll clearly communicate this during your return request process.

EG4 WallMount 314Ah All-Weather Battery + FLEXBOSS18

The EG4 WallMount 314Ah All-Weather Battery paired with the FlexBOSS18 inverter is a high-capacity energy storage system designed for both residential and light commercial applications. It combines a rugged outdoor-rated lithium battery with a powerful hybrid inverter to deliver dependable performance for solar storage, backup power, and off-grid setups. Built with LiFePO4 battery technology, the system provides long-lasting performance, enhanced safety, and stable energy output. The 16kWh wall-mounted battery is specifically engineered for outdoor installations, featuring a sealed enclosure and an integrated heating system to maintain peak performance even in colder conditions. With a built-in smart BMS and scalable architecture, this system is a flexible solution for growing energy demands.

Key Features

  • High-Capacity Storage: 16kWh LiFePO4 battery capacity (314Ah) for extended runtime.

  • Efficient Voltage: 51.2V system designed for optimized energy storage and delivery.

  • Hybrid Integration: FlexBOSS18 hybrid inverter seamlessly manages solar and battery power.

  • Outdoor Durability: IP67-rated enclosure ensures protection against the elements.

  • Intelligent Management: Smart BMS featuring active cell balancing for battery longevity.

  • Climate Resilience: Integrated battery heater allows for reliable cold-weather operation.

  • Smart Monitoring: Supports Bluetooth and Wi-Fi monitoring via a dedicated app.

  • Massive Scalability: Architecture allows for expansion up to 32 batteries in parallel.

  • Standardized Output: 120/240V split-phase output compatible with residential loads.

  • Large Solar Harvest: Supports high solar input capacity of up to approximately 18kW PV.

Performance and Efficiency

  • Optimized Conversion: The system is engineered for high efficiency and consistent performance across varied energy demands.

  • Superior Chemistry: LiFePO4 chemistry offers improved thermal stability and a long cycle life of over 10,000 cycles.

  • Reliable Delivery: The inverter works to optimize solar utilization and power conversion efficiency for maximum system uptime.

Battery Downloads

Inverter Downloads

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    Frequently Asked Questions

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      function properly, you will receive a full 100% refund!

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    Frequently Bought Together

    Total price$15,869.97