Smart Energy Management System EMS for 125KW Commercial ESS Reduce Electricity Cost Effectively

Product Description

Energy Storage System Container Layout

As a leading manufacturer and innovative technology pioneer in the energy storage industry, we are committed to delivering not just products, but comprehensive power solutions. We specialize in OEM ODM services for global customers, ensuring each 265KWH C&I ESS is built to the highest standards of performance, reliability, and engineering excellence.

Global Logistics Support

Backed by an efficient global logistics network and professional supply chain management. We offer flexible shipping options via sea freight, air freight, and express delivery to worldwide destinations including Europe, North America, Australia, Southeast Asia, and beyond.

10-Year Warranty

We stand behind the superior quality of our industrial-grade battery systems with a robust 10-year warranty policy and comprehensive after-sales support, technical guidance, remote debugging, and online troubleshooting.

Commercial ESS Product View
Battery Modular Storage Internal
ESS Connection Terminals

Technical Specifications

Model BS07-265-ES-G
Battery Parameters
Battery Type LiFePO4
Configuration 1P264S
Rated Battery Voltage DC 844.8V
Nominal Capacity 314Ah
Battery Voltage Range 739.2~950.4V
Nominal Energy 265.267kWh
Usable Energy (90% DOD) 238.74kWh
Max. Charge/Discharge Rate 0.5C
Cycle Life ≥8000 Cycles (@ 25°C, 0.5C, 90% DOD, 70% EOL)
Warranty Period 5+5 years
PV Input Parameters
Input Power 120kW
PV Open-circuit Voltage DC 200~900V
MPPT Voltage Range DC 200~700V
Start-up Voltage 250V
No. of MPPT Trackers 1
Max. PV Current 200A
Short-circuit Current 60A+60A+60A+60A
AC (On Grid)
Rated Power 125kW
Output Voltage AC 230/400V
Grid Frequency 50/60Hz
Grid Connection Form 3W+N+PE
Power Factor 0.99
Power Factor Range -1(leading)~1(lagging)
THDi < 2% (rated power)
AC (Off-Grid)
Rated Power 125kW
Output Voltage AC 230/400V
Grid Frequency 50/60Hz
AC Voltage Harmonic < 3% (Linear load)
Isolation Transformer Parameters
Voltage AC 400/400V
Capacity 150kVA
Max. Efficiency ≥97%
Short-Circuit Impedance 4%
Basic Parameters
Dimension (W*D*H) 1758*1476*2135mm
Weight 3350kg
Operating Temperature Range -30°C~55°C (>45°C derating)
Relative Humidity 5%~90% (non-condensing)
IP Rating IP54
Anti-corrosion Grade C4 (Optional C5)
Noise 75dB (<1m distance)
Altitude ≤2000m
Cooling Method Intelligent Air Cooling (Battery compartment air conditioning, electrical compartment fan)

System & Component Details

Cabinet External Profile
Thermal Management Concept Diagram
Integrated AC Unit Close-up
ESS Internal Power Distribution Block
High Voltage Control Box Assembly
Power Conditioning Modules
Transformer and Filter Section
System Operations Screen Panel
Factory Integration Testing Assembly
Battery Rack Interlink System
Inverter Modules Front Panel
Control Board Circuit Routing
Heavy Duty Terminals Layout
Isolation Transformer Module Detail
Breaker and Contactor Panel
Cable Entry Point Seal Details
BMS Control Center Interface
Battery Testing Line Area
Cell Equalization & Matching Processes
Laser Welding of Battery Pack Busbars
Automated Pack Inspection Station
BESS Container Final QC check
Safety Features Graphic Overview

Power your commercial and industrial operations with our advanced BESS (Battery Energy Storage System). This large-capacity energy storage container is engineered for robust C&I ESS (Commercial and Industrial Energy Storage System) applications, providing reliable backup power and sophisticated energy management.

Our HV ESS (High Voltage Energy Storage System) solutions, including 90KW and 100KW models, are perfect for peak shaving, load shifting, and demand response. Integrate seamlessly with your solar system for renewable energy storage, maximizing the use of solar power and reducing reliance on the grid.

This all-in-one ESS is a versatile power bank for diverse settings: ensure UPS and backup power for data centers, hospitals, and office buildings; achieve off-grid capability for remote facilities and microgrids; and implement retail energy management for hotels, shopping malls, and factories.

Constructed with long-life LiFePO4 batteries (lithium iron phosphate), this containerized ESS offers superior cycle life. Key features include IP54 protection, modular design for easy expansion, and compliance with UL, CE, IEC certifications. We support OEM and ODM services, providing customizable and scalable solutions for utility-scale projects, telecom power, and emergency power supply needs. Invest in this industrial-grade solar battery storage pack for enhanced power stability and significant electricity cost savings.

Frequently Asked Questions

What battery chemistry is used in the BS07-265-ES-G system?
The system utilizes high-quality, long-life Lithium Iron Phosphate (LiFePO4) battery technology, known for its superior thermal stability, safety profile, and extended cycle life.
What is the expected lifetime and warranty of this energy storage system?
The system offers an outstanding cycle life of ≥8000 cycles at 25°C, 0.5C charge/discharge, 90% DOD, and 70% EOL. It is backed by a robust 10-year warranty (5 years standard plus 5 years extended support).
What are the primary applications for this containerized C&I ESS?
This system is designed for commercial and industrial settings, supporting peak shaving, load shifting, emergency UPS backup power, demand response, integration with solar power systems, and off-grid microgrid setups.
Does the system support off-grid operation?
Yes, it features off-grid capability. It has an off-grid AC output rated at 125kW at AC 230/400V, making it highly versatile for remote facilities, telecom power, and grid failure backup.
How is the system kept cool and protected from harsh environments?
The container uses an intelligent air cooling method combining air conditioning for the battery compartment and a dedicated fan for the electrical compartment. It features an IP54 ingress protection rating and a C4 anti-corrosion grade (C5 optional) to handle outdoor environments safely.
Are OEM and ODM services available?
Yes, we provide full support for OEM and ODM customization, allowing scaling, design adjustments, and capacity upgrades tailored to specific utility, industrial, or project requirements.

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