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Why Choose FoxESS

🇪🇺
European Design
Built for high performance and longevity.
➕
Modular & Expandable
Expand capacity anytime.
🧠
Advanced BMS
Ensures safety and long cycle life.
🌧️
IP65 Protection
Indoor/outdoor installation.
🔌
Inverter Integration
Seamless solar compatibility.
🇪🇺
European Design
Built for high performance and longevity.
➕
Modular & Expandable
Expand capacity anytime.
🧠
Advanced BMS
Ensures safety and long cycle life.
🌧️
IP65 Protection
Indoor/outdoor installation.
🔌
Inverter Integration
Seamless solar compatibility.
Alpha ESS Logo

Models & Specifications

📄 View Datasheet
Model Nominal Capacity Usable Scalable DOD IP
ECS2900 2.9 kWh 2.76 kWh Up to 7 modules 95% IP65
ECS4800 4.66 kWh 4.43 kWh Up to 7 modules 95% IP65
EQ4800 4.66 kWh 4.43 kWh Up to 41.93 kWh 95% IP65

Key Features & Benefits

🔋
Modular Scalability
Easily expand your battery bank as your energy needs grow.
💪
High Round-Trip Efficiency
Over 95% energy retention for optimal savings.
🌧️
IP65 Weatherproof Design
Works safely outdoors in all conditions.
📱
Smart Monitoring App
Real-time insights and control from your phone.
🛡️
10-Year Warranty
Backed by Fox ESS quality assurance and support.
⚡
Fast Charging & Discharging
Ideal for high-demand homes and quick energy access.

Greener cleaner & better

Integration with Solar Systems

Fox ESS batteries work seamlessly with Fox ESS inverters and other hybrid inverter brands. They support parallel connection, automatic energy flow optimization, and remote firmware updates.

Installation & Safety

Certified installers ensure secure setup.

In-built protection against over-voltage, short circuit, and temperature extremes.

Modular stacking simplifies installation and maintenance.

Applications

  • • Residential solar systems
  • • Small commercial setups
  • • Off-grid or backup storage solutions
  • • EV charging support (with compatible hybrid inverter)

Monitoring & Control

The Fox ESS Cloud platform and mobile app provide:

  • • Live performance data
  • • Power flow visualization
  • • Battery health & alerts
  • • Remote updates and diagnostics

Frequently Asked Questions

How long does a Fox ESS battery last?
Fox ESS batteries are designed for long-term performance, typically lasting over 6000 cycles — which translates to 10+ years under normal usage.
Can I expand my battery system later?
Yes. Fox ESS batteries are modular and scalable, allowing you to add more units as your energy needs grow.
Is the system compatible with other inverters?
Fox ESS batteries work seamlessly with Fox ESS inverters and are compatible with many hybrid inverter brands.
Do I need internet for monitoring?
Yes, internet connectivity enables real-time monitoring, remote updates, and diagnostics via the Fox ESS Cloud platform and mobile app.