Battery Energy Storage Connector

BSB Electric offers high-performance energy storage connectors—including battery connectors, busbar solutions, and MSDs—designed for safety and fast installation.

BSB Electric provides comprehensive energy storage connector solutions tailored for advanced industrial energy storage solutions and the rapidly expanding power storage industry. Our products include battery energy storage connectors, battery busbar connectors, and robust manual service disconnect (MSD) solutions, designed for high performance, safety, and ease of installation.

  • High Voltage and Current Handling
  • Fast and Tool-Free Installation
  • Comprehensive Safety Protection
  • Flexible and Compatible Connections
  • Durable and Environment-Resistant Design
  • Compliant with RoHS standards
  • All series are certified by UL, CE, TÜV standards

C7 series part number

ESS Connector

E Series

Voltage Rating Max: 2000VDC

Current Rating: 55ADC – 350ADC

Adapt Cable: 5mm² – 120mm²

Certificates: UL, CE, TÜV

ESS Connector

A Series

Voltage Rating Max: 1500VDC

Current Rating: 150ADC – 400ADC

Certificates: UL

ESS Connector

MSD Series

Voltage Rating Max: 1500VDC

Current Rating: 350ADC

Certificates: UL

Energy Storage Connectors

Different Types of Battery Connectors

BSB Electric’s comprehensive range of high current battery connectors and innovative solutions sets the standard for safety, flexibility, and reliability in the battery power connector market.

A Series Bolt Busbar Connectors

BSB’s A Series bolt-type battery busbar connectors support rated currents from 150 to 400A, making them ideal for serial and parallel battery connections. These connectors integrate seamlessly with external busbars and cables, providing robust, reliable connectivity.

Key Features:

  • Cost-Effective and Low Temperature Rise

  • Compatible with Busbar and Cable External Connections

  • Anti-Misconnection Design: Prevents short circuits and arc incidents.

  • Waterproof Design: Dual-output (top and bottom) waterproof connection between PACK housing and connector.

  • Flexible Internal Connections: Supports horizontal or vertical connections within housing.

A Series Bolt Busbar Connectors
E Series Battery Pole Connectors

E Series Battery Pole Connectors

BSB’s E Series battery plug connectors are engineered for flexible, secure, and efficient connection of battery modules and poles. Designed for use in 1500VDC storage systems, with select models supporting up to 2000VDC, these connectors combine high-voltage performance with exceptional safety and versatility.

Features Include:

  • High Voltage Capability: Up to 2000 VDC.

  • 360° Rotation: Allows flexible cable routing in confined spaces.

  • Error-Free Connections: Mechanical coding prevents reverse polarity.

  • Touch-Safe Installation: Safety ensured even without power insertion.

  • Quick Plug-and-Play Design: Speeds up installation with no wiring needed.

  • Color-Coded Variants: Simplifies identification of battery poles.

  • Versatile Mounting: Supports both front and rear connections.

  • Flexible Installation: Compatible with multiple device connection technologies.

  • Clear Insertion Feedback: Enhances connection reliability and maintenance confidence.

MSD Series (Manual Service Disconnect)

BSB’s manual service disconnect connectors offer a tool-free solution to safely isolate high-voltage battery packs. These connectors ensure high-voltage isolation and short-circuit protection, vital for maintenance in battery energy storage systems and electric vehicles.

MSD Connector Advantages:

  • Tool-Free High-Voltage Isolation

  • Integrated Fuse Protection: Guards against short circuits.

  • Two-Stage Buckle Locking System: Safely interrupts HVIL circuits before disconnection.

  • High Protection Level: Ensures safe handling and maintenance in high-voltage environments.

  • Reliable Safety Solution: Ideal for both battery energy storage and electric vehicle applications

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