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257kWh C&I Energy Storage System Manufacturers

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257kWh C&I Energy Storage System

Upgraded capacity model with higher energy density, ideal for commercial and industrial scenarios with greater load fluctuation or higher energy demand. Featuring a 257 kWh storage capacity, this version can support increased power requirements while ensuring stable energy delivery during peak load periods. The system integrates advanced control algorithms that can accurately forecast usage patterns and optimize energy consumption in real time, enhancing overall system efficiency and energy cost effectiveness. These intelligent energy management features enable better load shaping, peak shaving, and strategic use of stored energy to maximize economic benefits across diverse industrial and commercial settings.

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  • Specification
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Model GCab-W-200 GCab-W-250 GCab-W-800
Basic Electrical Parameters
Rated Capacity 225kwh 257kwh 836kwh
Rated Charge/ Discharge Power 1100kw/110kw 125kw/125kw 418kw/418kw
Voltage Range ( VDC) 710-1500 810-1500 1123-1500
Depth Of Discharge  (DoD) 95%
Round-trip Efficiency ≥ 91%
Mechanical & Structural Parameters
Dimensions(WxDxH) 1200X1100X2700mm 1200X1100X2700mm 1550X2430X2900mm
Weight 2500KG 2650KG 10500KG
Protecting Method IP54+IK10
Cooling Method Forced air cooling
Battery System Characteristics
Battery Type LFP (Lithium Iron Phosphate)
Cycle Life 8000 cycles
Service Life 15 years
Operating Temperature Range Charging :  0~500C / Discharging :  -20~500C
Power Conversation System
Self-discharge Rate ≤ 3% per month
PCS  Topology Bidirectional energy storage converter + MPPT
Grid-tied Characteristics Voltage ± 10% ,Frequency ± 2.5%
Off-grid Switching Time ≤ 10 ms
THDi ≤ 3%
Intelligent Management System
EMS Functions Peak-valley arbitrage control, demand management, VPP interface, SOC balancing algorithm
Communication Protocols Standard Modbus TCP/RTU, ICE 61850, CAN2.0B
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About Us
Zhejiang Green Ohm Power Technology Co., Ltd.
Zhejiang Green Ohm Power Technology Co., Ltd.

Zhejiang Green Ohm Power Technology Co., Ltd., located in Wenzhou, Zhejiang, China, is a custom 257kWh C&I Energy Storage System Manufacturers and OEM 257kWh C&I Energy Storage System company. Our corporate vision is to "Unlock Energy's Full Potential,"​ which drives us to consistently provide high-quality products and services to global customers.
For years, Green Ohm Power​ has been committed to being an innovation driver in the global transition to clean energy. With the mission of "building a sustainable energy future,"​ the company leverages its independently developed PV inverters, energy storage systems, and smart energy management solutions​ to deliver comprehensive energy scenarios for residential, commercial, industrial, and microgrid applications.
To date, we have established long-term partnerships with users across Europe, America, the Middle East, Africa, Southeast Asia, and other regions. We are dedicated to building an. Moving forward, we will continue to expand our technological capabilities in integrated solar-storage-charging systems, collaborate with global partners, and promote smart energy networks. Together, we will bring the benefits of clean energy to more households and enterprises, building a low-carbon and sustainable future.

Certificate Of Honor
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  • Certificate Of Occupational Health And Safety Management System
  • Certificate Of Occupational Health And Safety Management System
  • Certificate Of Environmental Management System