Rolls S48-100LFP STACK-LV: Premium 5.12kWh Stackable Energy Storage

The Rolls S48-100LFP STACK-LV represents the new benchmark in reliable, high-performance energy storage. Engineered by Rolls Battery, a global leader in deep-cycle technology for over 80 years, this 48V (51.2V nominal) LiFePO4 battery is designed for homeowners and businesses seeking a professional, scalable, and code-compliant energy solution.

With a unique modular stackable design, the STACK-LV allows you to build a clean "power tower" without the need for bulky server racks. Each module provides 5.12kWh of usable energy and supports parallel expansion for up to 40.96kWh (8 units) in a single stack. Fully certified to UL 9540 and UL 9540A, it meets the strictest safety standards for indoor residential installation.

Key Features & Performance:

• Exceptional Longevity: High-quality prismatic cells deliver over 6,000 cycles at 80% Depth of Discharge (DOD).
• Modular Scalability: Connect up to 8 units in parallel for massive energy storage in a compact footprint.
• High Power Output: 100A continuous discharge rate handles heavy loads like well pumps and air conditioners.
• Advanced Onboard BMS: Integrated management system with CAN bus and RS-485 for seamless communication with Victron, Growatt, and Sol-Ark inverters.
• Smart Monitoring: Built-in LCD display for real-time Voltage, Current, and State of Charge (SOC) tracking.
• Code Compliant: Fully certified to UL 1973, UL 9540, and UL 9540A for safe residential and light-commercial use.

Technical Specifications:

Installation Note: To create a mobile and secure stack, the Rolls LFP STACK Base + Top Assembly is required. This kit provides the heavy-duty casters, leveling feet, and busbar combiners needed for a professional finish.

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