Power. Reliability. Scalability.

Meet the B-LFP48-100E 4U by BSLBATT: a home / small business energy storage solution engineered to deliver efficient, durable, and safe performance. Designed for compact spaces, backed by robust certifications, and built to grow with your needs.

Key Features

• Capacity & Voltage: 5.12 kWh / 51.2 V (48V nominal) — ideal for backup power, off-grid or hybrid solar systems. 

• Rack-mount Form Factor: Standard 4U server rack size — takes up ~⅓ less volume than many standard batteries of similar capacity. 

• Modular & Expandable: Up to 63 units can be paralleled, allowing system size up to ~322.56 kWh. Ideal for scaling storage as needs grow. 

• Built-in Protection (BMS): Includes overcharge, over-discharge, overcurrent, overheat protection, and cell balancing. 

• Long Life & Durability: Rated for over 6,000 cycles (at 25 °C), with an expected design lifespan exceeding 15 years. 

• Certifications & Safety: UL1973, IEC62619, AU/US CEC certifications ensure high safety standards. 

Specifications