100kW / 241kWh Air-Cooled Battery Energy Storage System

Product Overview

The JKESS 100kW / 241kWh Air-Cooled Battery Energy Storage System (BESS) is an integrated commercial and industrial energy storage solution designed for outdoor deployment. The system combines a 100kW hybrid PCS, 241kWh LiFePO₄ battery bank, intelligent Battery Management System (BMS), Energy Management System (EMS), air cooling system, high-voltage distribution unit, and fire protection into one compact cabinet.

Designed for renewable energy storage, peak shaving, backup power, and microgrid applications, the cabinet provides a reliable, safe, and scalable solution for commercial and industrial energy management. According to the specification, the outdoor cabinet integrates the inverter, battery packs, monitoring system, and air-cooling design with a rated energy capacity of 241kWh.

Why Choose JKESS Air-Cooled ESS

The JKESS 241kWh ESS is engineered to simplify commercial energy storage projects by integrating all essential components into a factory-assembled outdoor cabinet.

Compared with conventional battery installations, the all-in-one architecture reduces engineering complexity, minimizes installation time, and improves operational reliability.

The intelligent air cooling system maintains optimal operating temperatures while lowering system costs and simplifying maintenance.

Integrated All-in-One Cabinet

Everything required for an energy storage system is pre-installed inside a single outdoor enclosure.

Integrated Components

• 241kWh LiFePO₄ Battery System

• 100kW Hybrid PCS

• Intelligent BMS

• EMS Controller

• High Voltage Control Box

• Smart Air Cooling System

• Fire Detection System

• Aerosol Fire Suppression

• 4G Gateway

• LCD Human Machine Interface

• Internal Power Distribution

• Optional MPPT

• Optional STS

The specification lists these integrated components, including ten battery packs, PCS, EMS, high-voltage PDU, gateway, fire detector, aerosol suppression, air conditioner, and optional MPPT/STS modules.

High-Performance LiFePO₄ Battery Platform

Built with premium 314Ah LiFePO₄ prismatic battery cells, the system delivers excellent safety, long cycle life, and stable energy output.

Battery Specifications

• Battery Capacity: 241.15kWh

• Nominal Voltage: 768V DC

• Operating Voltage: 672V–876V

• Recommended Voltage Range: 691V–860V

• Maximum Charge/Discharge Current: 176A

• Rated Charge/Discharge Current: 157A (0.5C)

• Cell Cycle Life: 8000 Cycles

The battery platform uses 314Ah LFP cells, ten battery packs in a 768V system, with a rated capacity of 241.15kWh and an 8000-cycle cell life under specified test conditions.

Intelligent Air Cooling Technology

Efficient thermal management is critical for maintaining battery performance and extending service life.

The JKESS ESS adopts an intelligent air cooling architecture featuring optimized airflow channels, industrial air conditioning, and automatic temperature regulation.

Benefits include:

• Uniform Airflow Distribution

• Stable Battery Temperature

• Reduced Thermal Stress

• Improved System Efficiency

• Lower Maintenance Cost

• High Reliability

• Energy-Efficient Cooling

The specification describes internal airflow ducts, intelligent air conditioning, and automatic heating/cooling strategies that maintain cabinet temperatures within the target operating range.

Intelligent Battery Management System

The advanced BMS continuously monitors every battery cell and module to maximize safety and battery lifespan.

Functions include:

• Cell Voltage Monitoring

• Cell Temperature Monitoring

• Current Detection

• SOC Calculation

• SOH Evaluation

• Active Cell Balancing (2A)

• Insulation Monitoring

• Fault Diagnosis

• Event Logging

• Alarm Management

• Automatic Protection

The system employs a two-level BMS architecture with master and slave controllers, active balancing, fault diagnostics, protection logic, and event recording.

Intelligent Energy Management System

The integrated EMS enables intelligent energy scheduling and complete system supervision.

Features include:

• Real-Time Monitoring

• Energy Scheduling

• Peak Shaving

• Load Shifting

• Cloud Monitoring

• Historical Data Recording

• Remote Configuration

• Alarm Notifications

• Multi-System Management

• Remote Diagnostics

The EMS coordinates battery operation, communicates with PCS and peripherals, and supports centralized monitoring and control.

Smart Remote Monitoring

The system supports intelligent remote management through multiple communication interfaces.

Supported Interfaces

• Ethernet

• CAN

• RS485

• Type-C

• WLAN

• APP

• Optional WiFi

• Optional 4G Gateway

Users can remotely monitor battery status, operating parameters, alarms, and historical data through cloud-based management platforms.

The specification includes Ethernet, RS485, CAN, Type-C, WLAN + APP interfaces, optional WiFi monitoring, and a gateway supporting 4G connectivity.

Comprehensive Safety Protection

Safety is designed into every layer of the energy storage system.

Protection Functions

• Over Voltage Protection

• Under Voltage Protection

• Over Current Protection

• Short Circuit Protection

• Over Temperature Protection

• Low Temperature Protection

• Insulation Detection

• Leakage Protection

• Relay Protection

• Fault Alarm

• Emergency Shutdown

The BMS provides electrical protection for overcharge, over-discharge, voltage, current, temperature, leakage, and insulation conditions while isolating faults when required.

Advanced Fire Protection

The cabinet integrates multiple fire safety technologies for maximum operational security.

Fire Protection Includes

• Smoke Detection

• Temperature Detection

• CO Detection

• Aerosol Fire Suppression

• Fire Alarm System

• Automatic Emergency Response

• Reserved Water Fire Interface

• Emergency Isolation

The standard configuration includes smoke, temperature, and CO detection together with aerosol fire suppression and a reserved water-fire interface.

High-Efficiency Power Conversion

The integrated 100kW Hybrid PCS provides bidirectional power conversion for battery charging and discharging.

PCS Features

• 100kW Rated Output

• 110kW Maximum Output

• Three-Phase AC

• Grid-Tied Operation

• Off-Grid Operation

• Hybrid Mode

• PV Integration

• Generator Compatible

• Reactive Power Support

• High Conversion Efficiency

The PCS supports hybrid PV integration, grid-connected and off-grid operation, diesel generator compatibility, and parallel operation of up to 10 cabinets.

Flexible Operating Modes

The JKESS system supports multiple intelligent operating strategies.

Available Modes

• Grid-Tied Mode

• Off-Grid Mode

• UPS Backup

• Peak Shaving

• Time-of-Use Optimization

• Self-Consumption

• Solar + Storage

• Diesel Generator Hybrid

• Microgrid Operation

The specification states support for grid-connected, off-grid, UPS, self-consumption, and parallel operation scenarios.

Outdoor Industrial Design

Designed for demanding outdoor environments.

Specifications include:

• IP55 Protection

• Smart Air Cooling

• Industrial Air Conditioner

• Heavy-Duty Steel Cabinet

• Outdoor Installation

• Low Noise

• Wide Operating Temperature

• Easy Front Maintenance

Environmental Performance

• Operating Temperature: -25°C to +55°C

• Storage Temperature: -30°C to +60°C

• Humidity: 5–95% RH

• Altitude: Up to 3000m

• Noise Level: ≤75dB

These environmental and enclosure specifications are listed in the main technical parameters.

Typical Applications

Ideal for:

• Commercial & Industrial Energy Storage

• Manufacturing Facilities

• Office Buildings

• Shopping Centers

• Hotels

• Hospitals

• EV Charging Stations

• Solar + Storage Systems

• Microgrids

• Backup Power

• Telecom Base Stations

• Utility Energy Storage

The specification identifies applications including distributed energy, microgrids, emergency power, communication base stations, utility stations, and commercial & industrial energy storage.

Key Features

• 241kWh LiFePO₄ Battery Storage

• 100kW Hybrid PCS

• Intelligent Air Cooling

• 314Ah LFP Battery Cells

• Active Cell Balancing

• Advanced BMS & EMS

• Smart Cloud Monitoring

• WiFi & APP Support

• IP55 Outdoor Cabinet

• Aerosol Fire Protection

• Grid-Tied & Off-Grid Operation

• Up to 10 Cabinets in Parallel

• Long Cycle Life

• Factory Integrated Design

Product Comparison

Why Professionals Choose JKESS

The JKESS 100kW / 241kWh Air-Cooled Battery Energy Storage System delivers an ideal balance of performance, reliability, and cost-effectiveness for commercial and industrial applications. By integrating a 241kWh LiFePO₄ battery system, 100kW hybrid PCS, intelligent BMS & EMS, active balancing, smart air cooling, and comprehensive fire protection into a single outdoor cabinet, it provides a turnkey energy storage solution with simplified installation and dependable long-term operation. Designed for solar integration, peak shaving, backup power, and microgrid projects, the system offers outstanding flexibility while reducing deployment time and operating costs.

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Air Cooling System