Product Description
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 LiFePOâ‚„ 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.
Warranty Information
| Warranty | 10 Years |
Product Videos
Product Reviews
Documentation
Specs
| Battery Voltage | 51.2V |
| Amp Hour | 314Ah |
| Battery Capacity | 16.1 kWh |
| Continuous Power | 10 kW |
| Peak Power | 19 kW |
| Operating Ambient Temp | −25 °C to 55 °C |
| Heated | Yes |
| Battery Chemistry | LiFePOâ‚„ |
| BMS Communication | CAN |
| Enclosure Rating | IP65 |
| Expansion Ability | up to 36 modules |
| Breaker | 200A |
| Certification | UL 9540 DC ESS |
Shipping Dimensions
| Weight: | 300.00 LBS |
| Width: | 47.00 (cm) |
| Height: | 90.00 (cm) |
| Depth: | 25.00 (cm) |