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Pi Station 261EX
Liquid-cooled commercial and industrial BESS.
On request
Product description
Experience the next generation of thermal management with our liquid-cooled Commercial & Industrial BESS. This system actively regulates temperature to maximize battery lifespan, power output, and safety. Built with premium Tier-1 LFP cells in a modular, IP55-rated design, it offers easy installation, full global certifications, and stable operation under demanding conditions, ensuring a higher return on your energy investment.
Technical Specifications
Specifications
| Parameter | Value |
|---|---|
| Mode | PI STATION 261EX |
System Specifications
| Parameter | Value |
|---|---|
| Battery Chemistry | LFP (LiFePO4) |
| Nominal Output Power | 125KW |
| Battery Capacity | 261.284kWh |
| Battery Nominal Voltage | 832V |
| Operating DC Voltage Range | 650V-949V |
| Recommended. Charging/ Discharging Current | 157[1] |
| Fire Fighting System | 1.Sensor Tube(Aerosol) 2.Water Fire Fighting System 3.Heat/Smoke/Gas sensor |
| Cell Cycle Life | 6000[2] |
| DOD | 90% |
| Warranty | 3 Year Product Warranty, 10 Year Battery Warranty |
Communication
| Parameter | Value |
|---|---|
| Communication Port | CAN, RS485, Ethernet |
| Communication Protocol | ModbusRTU/TCP |
Mechanical
| Parameter | Value |
|---|---|
| Dimensions(W x D x H) | 1000 x 1390 x 2430mm |
| Weight | 2500kg |
| Cooling System | Liquid Cooling |
| IP Protection | IP55 |
Environmental
| Parameter | Value |
|---|---|
| Relative Humidity | 0-95% (No Condensing) |
| Operating Temperature Range | -20~55°C |
| Recommended Cell Temperature Range | Charge:0~55°C; Discharge:-20~55°C |
| Altitude | 2000m (>2000 Derating) |
Regulations
| Parameter | Value |
|---|---|
| Certification | CELL IEC 62619:2022, UL1642, UL1973, UL9540A, UN38.3 |
PCS
| Parameter | Value |
|---|---|
| Details | CE-EMC, CE-LVD, South Africa NRS097, 50549-1 European general, 50549-2 European general, 50549-1 Netherlands, 50549-1 C10/11 Belgium, 50549-1 Greece, 50549-1 Sweden, 50549-1 Poland, England-G99, VDE-AR-N 4105:2018, GB/T 34120-2017 |
System
| Parameter | Value |
|---|---|
| Details | UN38.3, IEC62619, IEC63056, IEC62477, CE-EMC [1] Charge and discharge current derating will occur outside 0°C and 45°C [2] Under test conditions(20~35°C, 0.5P/0.5P, EOL70%) |

