Powerful Commercial & Residential Energy Storage Solution

The ROCKSOLAR GSL-R series is a premium high-voltage lithium iron phosphate (LiFePO4) battery system engineered for large residential, commercial, and industrial energy storage applications. With an impressive 20kWh-61.44kWh capacity, intelligent battery management, and scalable architecture, the GSL-R Series delivers reliable backup power, energy independence, and seamless renewable energy integration.

Designed for solar ESS applications, this modular battery cabinet supports high-voltage operation from 204.8V- 614.4V and provides exceptional cycle life, safety, and long-term performance.

Key Features

• Massive 20-61.44kWh Capacity
  Ideal for whole-home backup, commercial ESS, and off-grid energy storage systems.
• Advanced LiFePO4 Technology
  Safe, stable, and long-lasting lithium iron phosphate chemistry.
• 6500+ Cycle Life
  Engineered for long-term daily operation with minimal degradation.
• Expandable System Design
  Supports up to 32 units in parallel for large-scale energy storage deployments.
• Intelligent BMS Protection
  Integrated Battery Management System protects against:
  • Overcharge
  • Over-discharge
  • Overcurrent
  • High and low temperatures
• High Voltage Architecture
  Delivers improved efficiency and compatibility with modern hybrid inverters and PCS systems.
• Floor-Standing Modular Cabinet
  Easy installation and maintenance with standard embedded module design.
• 10-Year Warranty
  Reliable long-term energy storage investment.

• Certifications

  • UL1973
  • UL9540
  • UL9540A

Applications

• Residential Energy Storage
• Commercial & Industrial ESS
• Solar Energy Storage Systems
• Emergency Backup Power
• Off-Grid Power Solutions
• Renewable Energy Integration

• Shipping: Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days depending on your location.
• Returns: You may return or exchange products within 30 days of receiving your order. Items must be in original condition with proof of purchase.
• If your item is defective or damaged due to manufacturing issues, we’ll gladly replace it at no additional cost.