Discover 52-48-16000 HELIOS ESS LiFePO4 Battery 16.1 kWh 51.2V 314Ah Outdoor

Energy Storage for Residential and Light Commercial Applications
HELIOS ESS is a high-performance lithium battery system engineered for integration with modern hybrid and battery inverters in residential and light-commercial energy storage applications. It provides versatile DC-coupled storage that supports grid-interactive, selfconsumption, backup power, and off-grid operation.

Built on Discover’s 75-year legacy as a Canadian leader in energy storage innovation, HELIOS delivers 16 kWh of usable capacity in a compact, outdoor-rated enclosure with advanced 4th-generation BMS control, intelligent communication, and scalable architecture. Certified to UL 9540, UL 9540A , and UL 1973 standards, HELIOS ESS ensures safe, reliable performance and simplified installation, providing a proven and future-ready solution for dependable energy independence.

Features

HIGH PERFORMANCE

• 10 kW continuous, 19 kW peak power (10 sec)
• Advanced 4th-generation BMS for precise control and efficiency.
• 93 MWh lifetime throughput with a 10-year warranty.

ALL-CLIMATE DESIGN

• 10 kW continuous, 19 kW peak power (10 sec)
• Outdoor-rated IP65 enclosure.
• Reliable operation from −25 °C (−13 °F) to 55 °C (131 °F).
• Self-heating from −25 °C (−13 °F) to 8 °C (46 °F).

ADVANCED SAFETY

• Safe LiFePO₄ chemistry with dual fire arrestors and DC breaker. 
• Rapid Shutdown (RSD) input and emergency stop for NEC 690.12 compliance.
• Certified to UL 9540, UL 9540A , and UL 1973.

SMART INTEGRATION

• Closed-loop CAN communication with hybrid and battery inverters.
• Ready for grid-tied, hybrid, or off-grid configurations.
• Simplified installation and commissioning.

SCALABLE & INSTALLER FRIENDLY

• Expandable up to 36 modules (≈ 580 kWh).
• Pre-wired parallel and inverter kits for quick setup.
• Quick-connect terminals for easy installation.