C&I Battery Energy Storage System
Smart liquid cooling technology guarantees precise thermal regulation, delivering over 8,000 cycles with >88% system efficiency.
Fully pre-integrated outdoor cabinet system allows for true plug-and-play deployment, cutting on-site installation to just 8 hours.
Full multi-level protection system: instant fuse protection, IP54-rated enclosure (IP67 battery pack), noise <75 dB, and extended operating range of -30°C to 55°C.
Adjustable power output 125 kW / 250 kW, energy storage 261 to 522 kWh; compatible with 400 V grid (-15%~+10%) and 50/60 Hz ±2.5 Hz.
(FZ-CnI-F1-261K)
Product Details
Companies pursuing effective and scalable energy management will find our Commercial & Industrial system ideal, offering 125–250 kW power and 261–522 kWh storage in pre-assembled, weatherproof outdoor cabinets with smart liquid cooling technology. This configuration provides superior battery longevity of over 8,000 cycles, efficiency above 88%, and rapid field installation in just 8 hours.
Emphasis on safety and integrated design includes rapid fuse protection, IP54 enclosure with IP67 battery packs, noise levels under 75 dB, and operating temperatures from -30°C to 55°C, enabling smooth grid synchronization and effective peak load management in harsh industrial conditions.
Compliant with worldwide standards, this all-in-one solution reduces costs through exceptional 98% PCS efficiency and balanced energy cycling, delivering reliable renewable integration and high uptime for factories, offices, and commercial applications.
Product Advantages
Performance redefined: Innovative liquid cooling technology dramatically boosts efficiency and significantly prolongs battery service life.
Unwavering safety: Advanced battery circuit protection featuring rapid-response fuses for ultimate security.
Effortless deployment: Fully pre-assembled system eliminates on-site module assembly.
8-hour installation: Rapid on-site assembly in just 8 hours for quicker operation.
Power transformed: Cutting-edge rechargeable Lithium-ion BESS powering business success.
High-output design: 125 kW / 250 kW rated power to fuel your business activities.
Robust grid integration: Supports 400 V voltage range of -15% to +10% for seamless operation.
Steady frequency operation: 50/60 Hz rated range (±2.5 Hz) for continuous reliability.
Technical Parameters
Feature | FZ-Cnl-F1-261K |
Total Energy | 261 kWh |
System Configuration | 1P260S |
Cell Type | 314Ah LFP |
Rated Power (0.5P) | 125 kW |
Voltage Range | 702 ~ 936 V |
AC Grid Voltage | 400 V (-15% ~ +10%) |
Grid Frequency | 50 / 60 Hz ±2.5 Hz |
Rated Current | 180 A |
PCS Max. Efficiency | 98% |
Dimensions | 1000 × 1350 × 2300 mm |
Weight | 2650 kg |
Cooling Method | Liquid Cooling |
Noise Level | <75 dB |
Protection | IP54 (Pack: IP67) |
Fire Suppression | Aerosol |
Communication | Ethernet / CAN / RS485 |
Communication Protocol | MODBUS-TCP |
Cycle Life | ≥8000 cycles |
Operating Temperature | -30 ℃ ~ +55 ℃ |
Humidity | <95% RH |
Max. Altitude | ≤2000 m |
Certifications | UN38.3, IEC62477, IEC62619, IEC63056, GB/T 34120, GB/T 36276 |
Application scenarios
About Factory





