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BESS-I50 Outdoor Cabinet 20kw-50kw+50kwh Solar Battery System Energy Storage All in One for C&I Use

Sail Solar 20-50kw+50kwh all in one outdoor cabinet is a customized product that integrates 20-50kw hybrid inverter, 50kwh Lifepo4 battery pack, battery management system(BMS) into one cabinet. This solution reduce installation complexity, save space, and simplifies overall solar management. This plug-and-play solution is especially suitable for off-grid solar systems, areas without grid access, remote regions, and harsh environments.

  • Brand Name :

    Sail Solar
  • Model Number :

    BESS-I50
  • System Configuration :

    Inverter, Lithium Battery Pack, Outdoor Cabinet, BMS, EMS
  • Power Range :

    20-50KW
  • Grid Type :

    Off-grid, Hybrid
  • Number of Cycles :

    8000 times
  • Battery Type :

    Lithium Battery
  • Operation Temperature :

    -20-50℃
  • Cooling :

    Air-cooling
  • Dimensions (W*D*H) :

    1200*803*2375mm
  • Protection degree :

    IP54
All-in-One Outdoor Cabinet features IP54 waterproof, dust-proof and corrosion-resistant design. Adopting an integrated compact structure, it supports flexible outdoor installation. Equipped with intelligent temperature control and comprehensive safety protection, it delivers stable, long-lasting performance for outdoor energy storage in all harsh environments.
Size: W*D*H
1200*803*2375mm
Weight 
850KG
Level
IP54
Operating Temperature Range
-20~50℃
Cooling Method
Air cooling (refrigeration, ventilation, heating)
Fire Protection System
Integrated
Communication
RS232/RS485/CAN
Our Lithium Iron Phosphate Battery (LiFePO4) is designed for high-demand applications, offering safe, reliable and efficient energy storage with flexible capacity.​ It configures BMS and EMS to dynamically optimize energy distribution, supporting peak shaving and load shifting to reduce electricity costs.
Battery Cell
LFP 3.2V100Ah
Battery Pack
51.2V 100Ah
Battery Cluster Rated Voltage
512V
Battery Cluster Rated Energy
51.2kWh
Recommend Charging/Discharging Current
50A
Max Charge/Discharge Working Current
100A
Cycle Life
≥8000 ( 25℃±2℃, 0.5C / 0.5C, 90%DOD)

Sail Solar 20-50kw+100kwh all in one outdoor cabinet adopts modular design, facilitating installation, maintenance, and operational management.

1) The rated output power of a single product is 20-50 kW, with 100 kWh of capacity;

2) Support AC expansion with up to 10 cabinet in parallel, so expand up to 200-500W/1MWH.

3) Support DC expansion with reserved expansion interfaces;

4) Adopt air-cooling technology, resulting in smaller and more balanced inter- cluster temperature differentials.

5) The standard product is for off-grid,hybrid systems.

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BESS-I50 Outdoor Cabinet 20kw-50kw+50kwh Solar Battery System Energy Storage All in One for C&I Use
Sail Solar 20-50kw+50kwh all in one outdoor cabinet is a customized product that integrates 20-50kw hybrid inverter, 50kwh Lifepo4 battery pack, battery management system(BMS) into one cabinet. This solution reduce installation complexity, save space, and simplifies overall solar management. This plug-and-play solution is especially suitable for off-grid solar systems, areas without grid access, remote regions, and harsh environments.

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