Discover HELIOS Energy Storage System:
Introducing the HELIOS ESS, a powerful and dependable 16 kWh Lithium Iron Phosphate (LiFePO4) Energy Storage System with advanced 4th generation Battery Management System (BMS). Backed by 75 years of battery expertise, it’s designed for residential and commercial energy solutions. Offering reliable performance, quick installation, and seamless configuration, the HELIOS ESS is perfect for Off-Grid Solar, Whole-Home Backup, and Micro-grids delivering superior performance, reliability, and safety.
Why Choose Discover Helios?
Affordable:
Reap the rewards of a quality lithium battery that doesn't cost the earth. Discover Helios ESS Battery is the best value dollars/kWh LiFePO4 battery available and packs a punch at 51.2V 16kWh / 314Ah.
Powerful:
Need a battery that can deliver high discharge currents with a quality GEN4 BMS the Discover Helios has got you covered. With 19kW of Peak Power and 10kW / 200A of continuous charge/discharge current.
Reliability:
Discover Energy Systems is founded on a legacy of over 75 years in the battery industry, providing reliable batteries and power electronics to the world, and is headquartered in Vancouver, Canada.
Effortless Integration:
Discover Helios battery is compatible with a broad spectrum of 48V Inverter Chargers and can be used in both Open Loop and Closed Loop communications.
Closed-loop Communication:
It connects the battery to the inverter/charger via a comms cable so that the BMS can measure directly from its sensors on the battery. When properly done, it removes the need for shunts and offers charge/discharge accuracy. Performance is improved, and battery life is increased because it stays in optimal parameters. A well-implemented closed-loop battery with a compatible inverter can take full advantage of available capacity with fewer moving parts and a simplified commissioning process.
Scalability:
Scale up to 36 modules for a whopping 580kWh of storage.
Quality:
Its weather-resistant, IP65-rated, stainless steel enclosure and internal 250W heater provide consistent power in challenging conditions. All covered under our 10-year warranty and best in industry throughput guarantee on energy. Lifetime Energy Throughput - 94.4 MWh.
Features:
POWERFUL PERFORMANCE:
- Continuous Discharge - 200 A.
- 10 kW continuous, up to 19 kW peak power (10
sec), with 93 MWh lifetime energy throughput.
- 4th generation BMS for enhanced reliability, efficiency, and safety.
ALL-CLIMATE DESIGN:
- IP65-rated, weather-resistant enclosure for reliable outdoor performance.
- Built-in self-heating system ensures operation down to -25°C (-13°F).
ADVANCED SAFETY:
- Dual fire arrestors and emergency stop for Rapid Shutdown (RSD) integration
- Comprehensive overvoltage, over current, and thermal protection.
SEAMLESS INTEGRATION:
- Compatible with 48 V inverter chargers and solar charge
controllers.
- Closed-loop communication with major inverter-charger
brands.
SCALABLE & FLEXIBLE:
- Expandable up to 48 kWh with battery to battery
parallel installations.
- Up to 36 modules (579.6kWh) in parallel with
Closed-loop communication.
- Quick-connect wall-mount design for fast, easy
setup.
Data Sheet:
https://files.dpa.energy/wp-content/uploads/2025/10/Discover-Helios-ESS-51.2V-16kWh-LiFePO4-Battery-52-48-16000-Data-Sheet.pdf
https://discoverenergysys.com/s4x_files/resources/808-0046-helios-datasheet.pdf
Sell Sheet:
https://files.dpa.energy/wp-content/uploads/2025/10/Discover-Helios-ESS-51.2V-16kWh-LiFePO4-Battery-52-48-16000-Sell-Sheet.pdf
Manual:
https://files.dpa.energy/wp-content/uploads/2025/10/805-0100_HELIOS_ESS-AUS-Rev-B2.pdf
Warranty Guide:
https://files.dpa.energy/wp-content/uploads/2025/10/Discover-885-0098-wty-heliosess-aus.pdf
