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Why Choose Sofar

🏗️
Compact Modular Design
For clean installs.
⚡️
Good Round-Trip Efficiency
Stable BMS for reliable performance.
🔗
Strong Pairing
With Sofar inverter ecosystem.
📊
App Monitoring
Remote diagnostics for peace of mind.
💼
Reliable Performance
For long-term energy solutions.
🏗️
Compact Modular Design
For clean installs.
⚡️
Good Round-Trip Efficiency
Stable BMS for reliable performance.
🔗
Strong Pairing
With Sofar inverter ecosystem.
📊
App Monitoring
Remote diagnostics for peace of mind.
💼
Reliable Performance
For long-term energy solutions.

Models & Specifications

📄 View Datasheet
Model Capacity Expandable DOD Efficiency IP
BTS E5-DS5 5.12 kWh Up to 25.6 kWh 90% 95% IP65
BTS E10 10.24 kWh Up to 51.2 kWh 90% 95% IP65
BTS E15 15.36 kWh Up to 76.8 kWh 90% 95% IP65

Key Features & Benefits

🔋
Modular
Scale to your needs.
⚙️
Balanced Cost & Performance
Practical, efficient choice.
📱
Sofar Monitoring App
Provides system insights.
🛡️
10-Year Warranty
Long-term protection.
💼
Reliable Performance
For long-term energy solutions.

Greener cleaner & better

Integration with Solar Systems

Compatible with multiple hybrid inverters, including Sofar's own inverters.

Supports multiple operating modes, including self-consumption, peak shaving, and backup power.

Installation & Safety

Easy installation with wall or floor mounting options.

Multiple protection features, including overcharge/discharge protection, short circuit protection, and thermal management.

IP65 protection rating for outdoor installation.

Applications

  • • Residential solar systems
  • • Commercial and industrial energy storage
  • • Off-grid or backup power solutions
  • • Energy management and optimisation

Monitoring & Control

The Sofar monitoring platform provides:

  • • Real-time monitoring and control
  • • Energy flow visualisation
  • • System performance analysis
  • • Remote updates and diagnostics

Frequently Asked Questions

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