ESS-D series
ESS-D comes in two capacities, 15.36 kWh and 16.08 kWh. Both have an IP65 enclosure, Bluetooth and WiFi monitoring and a built-in aerosol fire extinguisher, and are listed with CE, IEC 62619, UN38.3 and MSDS.
Why installers choose ESS-D series
IP65 enclosure
For garages, plant rooms and covered outdoor spaces.
Built-in fire protection
Aerosol fire extinguisher inside the cabinet.
Bluetooth + WiFi
Monitor the battery from a phone.
IEC 62619
Listed with CE, IEC 62619, UN38.3 and MSDS.
ESS-D series technical data
| Model | ESS-D-15 | ESS-D-16 |
|---|---|---|
| Basic information | ||
| Nominal voltage | 51.2 V DC | |
| Voltage range | 44–58.4 V | |
| Nominal capacity | 300 Ah | 314 Ah |
| Rated capacity | 15.36 kWh | 16.08 kWh |
| Communication | CAN / RS485 / RS232 | |
| Max. units in parallel | 15 | |
| Cycle life | 6,000 cycles (25 °C, 80% DoD) | |
| Protection | Over-charge, over-discharge, over-current, short-circuit, low-voltage and temperature protection | |
| Charging | ||
| Recommended charging current | 100 A | |
| Max. charging current | 200 A | |
| Recommended charging voltage | 58 V | |
| Max. charging voltage | 58.4 V | |
| Discharging | ||
| Recommended discharging current | 100 A | |
| Max. discharging current | 200 A | |
| Recommended discharge cut-off voltage | 44 V | |
| Battery cut-off voltage | 44 V | |
| Battery recovery voltage | 48 V | |
| Functions | ||
| Wireless | Bluetooth + WiFi | |
| Fire protection | Built-in aerosol fire extinguisher | |
| General | ||
| Dimensions | 1008 × 500 × 256.5 mm | |
| Protection rating | IP65 | |
| Net weight | 121.5 ± 3 kg | 124 ± 3 kg |
| Shell | Sheet metal | |
| Temperature | ||
| Discharging temperature | -20 to 60 °C | |
| Charging temperature | 0 to 55 °C | |
| Storage temperature | -20 to 45 °C | |
| Certification | ||
| Documents | CE · IEC 62619 · UN38.3 · MSDS | |
Data from the 2026 product catalogue. Specifications may change; we confirm the current datasheet with every quotation.
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