50kw/108kwh
cytech
Video
Battery Energy Storage Systems (BESS) are technologies that store electrical energy in rechargeable batteries and deliver it when needed. They help stabilize power supply, manage peak demand, support renewable energy sources like solar and wind, and provide backup power during outages. BESS improves energy efficiency, enhances grid reliability, and enables smarter, more flexible energy management for residential, commercial, industrial, and utility applications.
A BESS cabinet (Battery Energy Storage System Cabinet) is a secure, weatherproof enclosure designed to house lithium battery modules, BMS/EMS controllers, PCS/inverters, and safety equipment.
It provides a fully integrated, plug-and-play enclosure solution for lithium energy storage systems. It features IP55/IP65 weatherproof protection, advanced thermal management, fire detection & suppression, and multiple electrical safety layers. The cabinet supports various battery chemistries, including LFP and NMC, and is adaptable for microgrid, solar+storage, EV charging, and backup power applications.
▼Watch the designing video for Bess BATTERY ENERGY STORAGE SYSTEMS▼
Product Description
IP55 / IP65 ingress protection
High-strength galvanized steel or aluminum
UV-resistant outdoor powder coating
Anti-corrosion, anti-rust, and rainproof structure
Suitable for harsh climates and remote outdoor sites
1.Multiple cooling options available:
Enclosure air conditioner (active cooling)
Air-to-air heat exchanger
Forced ventilation fans
Hybrid cooling
2.Smart temperature monitoring
3.Optimal thermal conditions to extend battery lifespan
Integrated smoke sensors & temperature sensors
Battery fire suppression (aerosol / clean agent / Novec)
Electrical fault protection & circuit isolation
Emergency power-off switch
Compliant with ESS safety standards
Supports LFP/NMC battery modules and rack systems
48V / 100V / 500V / 800V+ compatible
10 kWh to multi-MWh energy capacity
Supports PCS, inverter, and EMS installation
Seamless integration with solar, wind, and microgrid systems
Built-in BMS/EMS/SCADA compatibility
Real-time temperature & voltage monitoring
Remote alarm & diagnostics (optional)
IoT-based cabinet status monitoring
Front or dual-door access
Organized cable routing and busbar layout
Bottom or side cable entry with waterproof seals
Modular design for fast assembly & battery replacement
| Items | Specification | |
| Energy Capacity 50kw/108kwh | Rated power | 50KW |
Lithium battery capacity | 108KWH | |
DC voltage | 324-432VDC | |
AC voltage | 380VAC | |
| On Grid parameter | Rated grid voltage | 400V±15% |
| Rated current | 72A | |
| Power Factor | 0.99 | |
| Rated grid frequency | 50±5Hz | |
| Overload capacity | 110% Long term | |
| Access method | 3P4L | |
| Off grid parameter | Rated output voltage | 400V |
| Rated output power | 50KW | |
| Rated output frequency | 50±5Hz | |
| THDU | ＜3%（Linear power） | |
| Unbalanced load capacity | 100% | |
| Overload capacity | 110% Long term | |
| Charge and discharge conversion time (ms) | ＜20 | |
| Lithium Battery | Rated voltage | 691.2V |
| Operating voltage | 650-767V | |
| Battery Capacity | 108KWh | |
| PV input | PV voltage range | 500~620V |
| Maximum input power | 50KW | |
| Maximum efficiency | ≥99% | |
| System efficiency | PCS maximum efficiency | ≥98% |
| System maximum efficiency | ＞90% | |
| Battery charge and discharge rate | ≤0.5C | |
| Ambient condition | Working temperature | -10°C~40°C |
| Storage temperature | -15°C~60°C | |
| Noise | ≤55dB | |
| Relative humidity | <95%RH，non-condensing | |
| Item | Specification |
| Material | Galvanized steel / Aluminum alloy / Stainless steel |
| Surface Treatment | Outdoor powder coating; UV & corrosion resistant |
| Protection Level | IP55 / IP65 |
| Cooling Options | Air conditioner / Heat exchanger / Ventilation fans / Hybrid |
| Battery Compatibility | LFP / NMC modules; rack-mounted or block modules |
| Voltage Range | 48V–1000V (customizable) |
| Fire Protection | Aerosol or clean agent system, smoke & temp sensors |
| Electrical Protection | Circuit breakers, SPD, grounding system, EPO |
| EMS/BMS Integration | Yes, Modbus, CAN, RS485, Ethernet |
| Cable Entry | Bottom or side entry |
| Door Options | Single door / Double door / Dual access |
| Locking System | Multi-point mechanical lock or smart lock |
| Color | RAL7035 / Custom RAL colors available |
| Installation Method | Floor-mount, optional plinth |
▼Dimension of 50kw/108kwh systems ▼
| Category | Standard Battery Storage Cabinet | Outdoor Battery Storage Cabinet (IP65) | Lithium-Ion Safety Cabinet (Fire-Proof) | Integrated ESS Battery Cabinet (With Cooling & BMS) |
| Best For | Indoor battery rooms, UPS systems | Telecom sites, outdoor solar storage | High-risk lithium-ion applications | Energy storage systems (ESS), microgrids |
| Battery Type Supported | Lead-acid / VRLA / AGM | Lead-acid & lithium | Mainly lithium (LFP / NCM) | Lithium (LFP) |
| Structure Material | Steel | Galvanized steel / Aluminum | Fire-resistant steel, insulated | Steel + internal ESS racks |
| Protection Level | IP20–IP40 | IP55–IP65 | IP54–IP65 | IP55–IP65 |
| Environmental Resistance | Low | High (sun, rain, dust) | Medium–High | High |
| Fire Protection | None or basic | None | Smoke vents, thermal insulation, fire suppression | Smoke sensors, BMS alarms, optional fire suppression |
| Cooling Method | Natural ventilation / fans | Fans / heat exchangers | Fans or air conditioning (optional) | Heat exchanger / air conditioning (for ESS) |
| Temperature Control | Limited | Good | Good–Excellent | Excellent |
| Safety Level | Basic | Medium | High | Very High |
| Battery Capacity Options | 1–4 strings of VRLA | 1–6 strings | 1–4 strings of LFP lithium | High-voltage ESS packs 200–1000V |
| Monitoring System | Optional | Optional | Optional | Integrated BMS + sensors |
| Installation Location | Indoor | Outdoor | Indoor/Outdoor | Indoor/Outdoor |
| Cost Level | Low | Medium | Medium–High | High |
| Typical Applications | UPS rooms, server rooms | Telecom BTS, solar energy storage | Lithium backup systems, safety-critical areas | ESS, micro-grid storage, commercial energy systems |
Choose natural convection for low-power or small-capacity battery systems with minimal heat generation.
Use ventilation fans when moderate cooling is needed and the ambient temperature is stable.
Select an air-to-air heat exchanger for outdoor environments with dust, humidity, or harsh conditions where closed-loop cooling is required.
Choose an enclosure air conditioner for high-capacity lithium battery systems or hot climates where precise temperature control is critical.
Consider the battery chemistry—lithium batteries require tighter thermal management compared to lead-acid batteries.
Evaluate ambient temperature and expected heat load to ensure the cooling system can maintain safe operating ranges.
For extreme climates or high safety demands, combine cooling + temperature monitoring for advanced protection.
By carefully considering these factors, you can select a cabinet cooling system that meets the specific needs of your equipment and environmental conditions
Options
| Items | Energy Capacity |
| 1 | 30kw 60kwh |
| 2 | 30kw 60kwh expandable version |
| 3 | 50kw 100kwh |
| 4 | 50kw 108kwh |
| 5 | 80kw 170kwh |
| 6 | 100kw 215kwh |
| 7 | 105kw215kwh |
Name | Specification |
AC220V 50HZ | |
AC220V 60HZ | |
AC110V 60HZ / DC48V | |
Cooling capacity from 300W-5000W | |
DC48V | |
40W/K-200W/K | |
AC220V 50HZ & DC48V | |
1500W&80W/K | |
DC48V | |
200W-1200W | |
AC220V 50HZ | |
AC220V 60HZ | |
AC110V 60HZ / DC48V |
Application
Solar energy storage systems (ESS)
Wind energy storage
Community / campus microgrids
Peak shaving and load shifting
Backup power for buildings
Industrial energy management
4G/5G base station backup energy
Remote telecom towers
Buffer storage for EV fast charging stations
Grid stabilization
Benefits&Why?
Enhances battery safety with fire detection and suppression
Extends battery lifespan through controlled thermal management
Protects equipment with IP55–IP65 weatherproof construction
Ensures stable performance in outdoor and harsh environments
Supports modular expansion for different energy storage capacities
Enables easy integration with BMS, EMS, PCS, and monitoring systems
Reduces installation time with a plug-and-play enclosure design
Minimizes maintenance through organized layout and smart monitoring
Improves system reliability for renewable and backup power applications
Professional engineering for high-voltage lithium ESS
Proven outdoor reliability in telecom, C&I, and utility projects
Full customization based on battery brand and capacity
Strong integration capability (PCS, EMS, BMS, PDU, fire system)
Durable structure with long lifecycle
Fast delivery and OEM/ODM support
We offer complete design flexibility:
Cabinet dimensions & internal layout
Battery capacity & voltage customization
PCS/EMS/BMS integration
Cooling solution selection
Fire suppression system type
Cable routing & access configuration
Branding and color customization
Contact us with your battery specifications, energy capacity requirements, and application details. Our engineering team will design a customized Bess Battery Energy Storage Systems for your project.
