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240S768V 500A High Voltage BMS Active Balancing Battery Management System for BESS Energy Storage and UPS Lithium Battery

Name: 240S768V 500A High Voltage BMS Active Balancing Battery Management System for BESS Energy Storage and UPS Lithium Battery
Brand: Hunan GCE Technology Co.,Ltd
SKU: RBMS-S20-500A-768V
Price: 100000000 USD
Availability: InStock

Product Details

Place of Origin: China,Hunan

Brand Name: GCE

Certification: CE/RoHS/SGS/MSDS

Model Number: RBMS-S20-500A-768V

Payment & Shipping Terms

Minimum Order Quantity: 1set

Price: negotiable email with bruceliu@hngce.com

Packaging Details: Corrugated Carton, bundles, pallets, wooden box

Delivery Time: 15-25 workdays

Payment Terms: 100% Adv.

Supply Ability: 1000 sets/month

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Product Details

Product Description

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                                                                                                                                                                                                                                                                                    500A High Voltage BMS, BESS Energy Storage BMS, UPS Lithium Battery BMS
                      

Event Record:	Available (5000)	Rated Voltage:	768V
Communication Port With UPS:	RS485/CAN	Operating Temperature:	-20℃~60℃
Product Name:	Battery Management System	Warranty:	3 Years For RBMS And 1 Year For BMU/PCBs
Communication Port With SBMS:	RS485/CAN	Rated Current:	500A
Peak Current:	600A 1 Mins	Balancing:	Active Or Passive Balancing Optional

Event Record:	Available (5000)
Rated Voltage:	768V
Communication Port With UPS:	RS485/CAN
Operating Temperature:	-20℃~60℃
Product Name:	Battery Management System
Warranty:	3 Years For RBMS And 1 Year For BMU/PCBs
Communication Port With SBMS:	RS485/CAN
Rated Current:	500A
Peak Current:	600A 1 Mins
Balancing:	Active Or Passive Balancing Optional

240S768V 500A High Voltage BMS Active Balancing Battery Management System for BESS Energy Storage and UPS Lithium Battery

RBMS-S27-500A-750 High Voltage Rack Battery Management System

The GCE RBMS-S27-500A-750 is an intelligent high-voltage rack battery management system engineered for large-scale lithium battery energy storage applications. Featuring a highly integrated architecture, it delivers comprehensive battery monitoring, protection, communication, and system control for demanding energy storage environments.

Designed for LFP battery systems, the RBMS supports both standalone installations and scalable multi-cluster configurations, making it an ideal solution for commercial and industrial energy storage, UPS backup power, microgrids, photovoltaic energy storage, and DC power supply systems.

Key Advantages

Intelligent high-voltage battery management with integrated protection logic
Supports standalone (BMU + RBMS) and multi-cluster (BMU + RBMS + SBMS) architectures
Compatible with lithium iron phosphate (LFP) battery systems
Rated current options: 400A or 500A
Operating voltage ranges available: 120-350VDC, 260-750VDC, 500-900VDC
Supports up to 256 battery cells in series
Multiple communication interfaces, including CAN, RS485, and Ethernet
Compatible with most PCS, inverters, UPS, and EMS platforms
Configurable communication protocols for third-party equipment integration
Built-in self-diagnosis and comprehensive protection strategies
Automatic pre-charge, parallel operation, and circulating current management
Large-capacity event storage with optional SD card for historical data
Remote firmware upgrade (IAP)
Dual power supply design (Battery + AC auxiliary power)
Optional external 4.3-inch or 7-inch HMI display

Technical Specifications

Item	Specification
Model	RBMS-S27-500A-750
Battery Chemistry	Lithium Iron Phosphate (LFP)
Rated Current	500A (400A optional)
Operating Voltage	260-750VDC
Communication with BMU	CAN
Communication with PCS / UPS / Inverter	RS485 / CAN
Communication with SBMS	RS485 / CAN
Monitoring Software Communication	Ethernet
Voltage Accuracy	±0.5% FS
Current Accuracy	±1% FS
SOC Accuracy	≤5%
Power Consumption	≤15W
Event Storage	5000 records
Protection Rating	IP20
Operating Temperature	-20°C to +50°C (derating above 50°C)
Humidity	5%-75% RH
Insulation Withstand Voltage	2800VDC / 1 minute
Installation	Standard 19-inch rack
Dimensions	485 × 220 × 500 mm
Weight	Approx. 32 kg

Core Functions

Battery charge and discharge management
Cell temperature monitoring
Reverse polarity protection
Short circuit protection
System parameter configuration
Intelligent pre-charge control
Parallel circulation current management
Self-diagnostic monitoring
System status indication
Firmware upgrade (IAP)
Event recording
Dual dry contact outputs
Dual power supply management

Communication & Integration

The GCE Rack BMS offers flexible connectivity for seamless integration into various energy storage systems.

CAN Bus
RS485
Ethernet (TCP/IP)
Dry Contact Outputs
BMU Cascade Communication
External HMI Interface

The communication protocol can also be customized to match different PCS, inverter, and UPS manufacturers according to project requirements.

Typical Applications

Battery Energy Storage Systems (BESS)
Commercial & Industrial Energy Storage
Solar PV Energy Storage
Off-grid Power Systems
Microgrid Projects
UPS Backup Power Systems
Utility DC Power Supply (220V DC)
Renewable Energy Integration

Optional Features

Insulation Monitoring (for systems above 300V)
External 4.3-inch HMI Display
External 7-inch HMI Display
Standalone or Parallel Configuration (factory configured)
Historical Cell Data Storage via SD Card

Manufacturing & Quality

Manufactured by Hunan GCE Technology Co., Ltd., the RBMS is produced under strict quality control procedures and complies with relevant safety and EMC standards.

IEC 62477-1 (CE)
EN61000-6-2
EN61000-6-4
GB/T 16935.1
GB/T 17626.2
GB/T 17626.5

Why Choose GCE High-Voltage Rack BMS?

Over a decade of experience in high-voltage BMS development
Proven solution for C&I and utility-scale ESS projects
Flexible protocol customization for mainstream PCS and inverter brands
Modular architecture for future system expansion
Professional engineering support from project evaluation through commissioning
OEM and ODM services available

Frequently Asked Questions

Which battery chemistry is supported?

The standard version is designed for Lithium Iron Phosphate (LFP) battery systems.

Can the RBMS operate in parallel systems?

Yes. It supports both standalone operation and multi-cluster parallel systems with SBMS.

Which communication interfaces are available?

The RBMS supports CAN, RS485, and Ethernet (TCP/IP) communication.

Does the system provide event logging?

Yes. The controller stores up to 5,000 event records, with optional SD card support for additional historical battery data.

Can the communication protocol be customized?

Yes. GCE can adapt communication protocols to match different PCS, inverter, or UPS manufacturers based on project requirements.

What industries is this product designed for?

It is widely used in Battery Energy Storage Systems (BESS), UPS systems, photovoltaic storage, microgrids, industrial DC power supply, and commercial energy storage projects.

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