• Description

EG4 AllWeather WallMount Battery | 48V 314Ah | 16kWh

The EG4 WallMount 314Ah AllWeather Battery delivers powerful, dependable energy storage designed to perform in demanding environments. With a large 16kWh capacity and a durable, weather-resistant enclosure, this battery is ideal for outdoor installations, system expansions. Built with advanced lithium iron phosphate cells and EG4’s smart battery management system, it offers long-term reliability, easy monitoring, and dependable performance year-round.

Key Benefits

  • High-Capacity Energy Storage: Provides 16kWh of usable energy (314Ah) for extended runtime and reliable backup power.
  • Built for Outdoor Use: IP67-rated enclosure protects against dust, water, and harsh weather conditions.
  • Smarter Battery Management: Integrated EG4 smart BMS includes active cell balancing for improved efficiency and longer battery life.
  • Easy Monitoring & Updates: Bluetooth and Wi-Fi connectivity allow real-time monitoring and over-the-air firmware updates through the EG4 app.
  • Cold-Weather Ready: Built-in internal heaters ensure reliable operation in colder climates.
  • Installer-Friendly Setup: Auto-addressing simplifies installation when paired with EG4 batteries and inverters in closed-loop communication.

Use Cases

Ideal for residential and light commercial solar-plus-storage systems, outdoor battery installations, off-grid setups, and backup power applications where durability, capacity, and easy expansion are required.

Tech Specs

  • Nominal Voltage: 51.2V
  • Energy Capacity: 16kWh
  • Charge Capacity: 314Ah
  • Parallel Support: Up to 32 batteries (closed-loop)
  • Certifications: UL 1973, UL 9540 W/ Flexboss21 & Flexboss18
  • Design Life: Tested for over 10,000 cycles at 80% DoD
  • Dimensions: 34.6" × 21.7" × 9.3"
  • Weight: 309 lbs
Spec Sheet: HERE
User Manual: HERE
Paralleling w/ 280Ah Batteries: HERE

Frequently Asked Questions

Yes! We provide free and fast shipping on MOST orders within the continental United States. However, some specific brands and items will require a quote. You can live chat or call us for a quote
Most orders ship out within 1–2 business days and arrive within 3–5 business days depending on your location.
We offer easy returns as long as your item meets the conditions outlined in our Return Policy. Items must be unused, in original packaging, and returned within the specified return window.
Absolutely! Our in-house product experts are here to help. Live chat or call us 513-743-829 for personalized advice before or after your purchase.
Yes. All products include any applicable manufacturer warranties, and we’ll help you handle any warranty claims if needed.
Yes, we only sell 100% authentic, brand-new products, sourced directly from our manufacturers or authorized distributors.
REAL REVIEWS, REAL RESULTS

Feedback From Our Customers

At Green Vista Living, we pride ourselves on delivering top-quality products and exceptional service to solar professionals and homeowners alike. Here's what our customers have to say about their experiences with us.

Kevin Leary
May 18, 2025
★★★★★

Incredible Tech Support from Anees of Green Vista Living. Exceptional service and went above and beyond on every question.

Bryan Cunningham
Off grid Kit • Dec 21, 2025
★★★★★

Shipment was slow due to high demand, but the team kept me informed and ensured everything arrived properly.

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