Discover HELIOS ESS 16.1kWh LiFePO4 Battery | 51.2V 314Ah | IP65 Outdoor Rated | Scalable to 579.6kWh | 10-Year Warranty

Power your off-grid setup or whole-home backup system with the Discover HELIOS ESS 16.1kWh LiFePO4 Battery — a robust, scalable energy storage solution built for all climates and demanding applications.

Designed for seamless integration with hybrid and off-grid inverters, this outdoor-rated battery delivers long-lasting performance, advanced safety, and simple DIY-friendly installation. Whether you're powering a cabin, homestead, or commercial site, HELIOS delivers dependable energy with zero compromise.

Key Features & Benefits:

• 16.1kWh Capacity, 51.2V Output – Reliable lithium iron phosphate storage for off-grid, hybrid, or backup systems

• Scalable Up to 579.6kWh – Connect up to 36 modules with closed-loop CAN communication

• All-Climate Operation – IP65-rated enclosure + built-in self-heating down to -25°C (-13°F)

• High Power Output – 10kW continuous / 19kW peak (10 sec)

• Advanced Safety – Dual fire arrestors, emergency stop, and full thermal/voltage protection

• 4th Gen BMS – Smart performance optimization and protection for extended cycle life

• Plug & Play Setup – Quick-connect terminals and wall-mount design for fast, flexible installs

• Wide Inverter Compatibility – Closed-loop integration with leading 48V inverter brands

• Energy Performance Guarantee – 10-Year Warranty with long-term reliability assurance

Perfect for:

Off-grid homes, whole-home backup, micro-grids, commercial solar storage, and more.

DIY-Friendly, Built for Energy Independence

With its intelligent design and closed-loop inverter communication, the HELIOS ESS makes going off-grid or upgrading your backup system easier than ever—no contractors required. Backed by world-class customer support and a decade-long warranty, it’s the ultimate investment in energy freedom.

User Manual / Documents:

• Discover HELIOS ESS 16.1kWh LiFePO4 Battery Brochure
• Discover HELIOS ESS 16.1kWh LiFePO4 Battery Data Sheet 
• Discover HELIOS ESS 16.1kWh LiFePO4 Battery Installation and Operation Manual