Compact Footprint
With a compact footprint, the system offers flexible installation options.
Flexible Installation
All-in-one design supports side-by-side and back-to-back installation for space-efficient deployment.
High Efficiency
With a maximum system efficiency of over 88%, the
solution features rigorous thermal insulation and a
highly efficient PCS for greater overall performance.
Enhanced Safety
Enhanced protection through BMS and PCS monitoring,
emergency stop, remote shutdown, active fire suppression,
water-based firefighting, and explosion-proof.
Digital Management
3S (BMS, PCS, EMS) + cloud for full lifecycle digital management
| Specification | |
|---|---|
| Product Model | ESS-AC-125/261-L |
| Battery Type | Lithium Iron Phosphate (LFP) |
| Cycle Life | ≥6000 cycles@80%SOH (95% DOD charge/discharge, 25±2℃) |
| Rated Energy | 261.25 kWh (0.5P, 25±2℃) |
| Nominal Voltage | 832 V |
| Voltage Range | 728–936 V |
| Cell Type | LFP 3.2 V / 314 Ah |
| AC Side Rated Power | 125 kW |
| Rated Frequency | 50/60 Hz |
| Harmonic Current | <3% (at rated power) |
| Rated AC Voltage | 400 V |
| Power Factor | >0.99 (at rated power) |
| Power Factor Adjustment Range | >0.99 (-1-1 adjustable) |
| Isolation Method | Transformerless |
| Wiring Method | 3P+N+PE |
| Maximum System Efficiency | >88% |
| Noise Level | 75 dB |
| Protection Level | IP55 |
| Operating Temperature | -30~55 ℃ |
| Operating Humidity | 5%-95% (non-condensing) |
| Operating Altitude | 4000 m (derated above 2000 m) |
| Early Detection | Four-in-one detector (smoke, temperature, CO, VOC) |
| Thermal Management System | Intelligent liquid cooling |
Gaseous Fire Suppression | FK-5-1-12+Fire hydrant connection |
| System Dimensions (W × H × D) | 1200 × 2350 × 1400 mm |
| Weight | 2600 kg |
| Communication Interfaces | CAN, RS485, Ethernet, 4G |
| Communication Protocols | CAN, Modbus RTU, Modbus TCP, MQTT |