Description
The Luminey SunESS 20H 20kWh Smart Energy Storage System is a high-performance, high-voltage lithium battery solution designed for homes, businesses, and hybrid/off-grid solar setups. With a robust 20kWh capacity, advanced safety protections, and a modular stacked design, it delivers reliable backup power, efficient energy storage, and seamless integration with modern solar inverters.
Key Features:
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Massive 20kWh Storage Capacity – Perfect for whole-home backup, commercial loads, and large solar systems.
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High-Voltage System (409.6V) – Ensures superior efficiency, fast charging, and stable performance.
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Smart Monitoring & Connectivity – Supports CAN 2.0, RS485, WiFi, and LAN for real-time system data.
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Fast Power Delivery – Rated at 10kW continuous and up to 14kW peak for heavy loads.
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Advanced Safety Protection – Overvoltage, undervoltage, overcurrent, short circuit, temperature protection & reverse polarity.
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Expandable Up to 60kWh – Connect up to 3 units in parallel for larger energy needs.
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Outdoor-Ready (IP55) – Weather-resistant housing ideal for all environments.
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Natural Convection Cooling – Silent, efficient, and maintenance-free operation.
| Specification | SunESS 20H (Value) |
|---|---|
| Model | SunESS 20H |
| Nominal Energy | 20kWh |
| Usable Energy (90% DOD) | 18kWh |
| Rated Voltage | 409.6V |
| Charge/Discharge Cut-Off Voltage | 350V ~ 450V |
| Roundtrip Efficiency | >95% |
| Rated Charge/Discharge Power | 10kW |
| Max Charge/Discharge Power | 14kW @ 10s |
| Communication Interface | CAN 2.0, RS485, WiFi, LAN |
| DC Disconnect | Circuit Breaker, 50A, 410V Rating |
| Terminals | Quick plug and unplug |
| User Interface | Display: Battery status, SOC, alarms, WiFi status, heater status |
| Protection Features | Overvoltage, undervoltage, overcurrent, short circuit, high/low temp, reverse polarity |
| Scalability | Max 3 units in parallel (up to 60kWh) |
| Installation Location | Outdoor or indoor |
| Operating Temperature | 14°F to 122°F (-10°C to 50°C) |
| Recommended Operating Temperature | 59°F to 86°F (15°C to 30°C) |
| Storage Temperature | -22°F to 140°F (-30°C to 60°C) |
| Humidity | 10% to 95% (non-condensing) |
| Dimensions (W × H × D) | 633 × 1542 × 189 mm |
| Weight | 215kg |
| Enclosure Rating | IP55 |
| Altitude | <2000m |
| Cooling Method | Natural convection |
| Warranty | 5 Years |
