High-Voltage, Scalable Indoor Commercial Battery Storage Systems

Optimize your commercial energy management, lower peak demand charges, and secure uninterrupted power backup with the KSTAR BC-PACK-20.1-20S-157A Indoor Storage Battery. Engineered for high-voltage commercial and industrial (C&I) solar-plus-storage applications, this advanced Lithium Iron Phosphate (LiFePO4) battery system delivers high conversion efficiency, rapid commissioning, and long-term operating reliability.

Whether you are an electrical contractor seeking modular floor-standing battery racks or a facility manager aiming to maximize solar self-consumption, the BC-PACK series offers expandable indoor storage capacity ranging from 60.27 kWh up to 261.17 kWh.

Commercial Value Proposition
Core System Highlights:
• Modular Capacity Scaling: Expand total battery capacity from 60.27 kWh to 261.17 kWh by connecting 3 to 13 modules in series.
• Premium LiFePO4 Chemistry: Built with high-density EVE LFP cells featuring a 90% Depth of Discharge (DoD) for maximum usable energy.
• 10-Year Performance Warranty: Guaranteed peace of mind backed by a 5-year product warranty and a 10-year performance warranty.
• Active Thermal Management: Features intelligent fan cooling to ensure optimal operating temperatures during high-current charging and discharging cycles.

Dual-Audience Value: Why Choose BC-PACK?

Engineered for Distributors, Installers & Resellers:

·        Rapid Indoor Deployment: Floor-mounted frame architecture simplifies stackable installation and reduces labor hours on site.

·        Flexible Control Options: Seamlessly connects to High-Voltage (HV) control units (BC-SG-360 for 3–5 modules or BC-SG-936 for 6–13 modules) to meet specific inverter voltage windows.

·        Universal Communication Protocols: Standardized Ethernet, CAN, and RS485 communication interfaces enable smooth integration with commercial hybrid inverters and Energy Management Systems (EMS).

Built for Business Owners & Facility Managers:

·        High-Voltage System Efficiency: High-voltage series configuration reduces transmission losses and improves round-trip energy efficiency.

·        High-Current Discharge Capability: Supports a 0.5C charge/discharge rate with standard continuous currents up to 157 A for heavy motor loads and equipment startups.

·        Durable Indoor Protection: IP21-rated indoor enclosure with integrated C2 anti-corrosion protection and smart fan cooling for long operational lifespans.

Technical Specifications Table