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Degson's Energy Storage Connectors

What Are Energy Storage Connectors?

Energy storage connectors are specialised electrical interfaces that play a crucial role in modern battery energy storage systems (BESS). 

They are designed to ensure safe, reliable, and efficient transfer of electricity between battery modules, power conversion systems, and other components within renewable energy installations or large-scale storage units.

In particular, energy storage connectors used with lithium batteries serve as the bridge between electricity generation and electricity usage, enabling renewable energy to be stored and delivered when needed. While connectors focus on the safe and efficient transfer of power within battery systems, energy storage itself can take many forms, such as pumped hydro, electromechanical storage, hydrogen storage, flywheel storage, and others.

Why We Need Energy Storage

As renewable energy adoption grows, energy storage systems have become essential for ensuring a stable and reliable power supply. Solar panels and wind turbines generate electricity intermittently—only when the sun is shining or the wind is blowing. Energy storage bridges this gap by capturing excess power when production is high and releasing it when demand increases or renewable sources aren’t available.

Key Features of Degson Energy Storage Connectors

At Active Components, we are proud to bring Degson’s advanced energy storage connectors to customers across the New Zealand and Australian markets. From quick plug self-locking designs that deliver high protection to omnidirectional busbar solutions that offer cost-effective versatility, our range covers applications from residential storage through to grid-scale and commercial energy projects.

•    Wide capacity range: Rated from 50A to 600A and up to 1500V, supporting everything from small to large-scale systems.

•    Certified safety: UL4128 compliance ensures adherence to industry standards for energy storage systems.

•    Durability in harsh environments: IP67 protection guarantees dustproof and waterproof performance.

•    Flexible installation: Options include screw connections, crimp connections, and busbar versions.

•    Built-in safety mechanisms: Mechanical and colour coding prevent mismatched connections, while 360° rotation and locking mechanisms secure against vibration-related disconnects.

•    Environmentally compliant: Meets REACH and RoHS requirements.

•    Comprehensive product range: Available as plugs (ESP series) and sockets (ESS series), ensuring robust integration for modular systems.

View Degson Energy Storage Connectors


Degson Quick Plug Self-Locking High-Protection Connectors

Degson’s Quick Plug Self-Locking Connectors are purpose-built for the demanding needs of energy storage systems, combining safety, durability, and ease of installation in one solution. These connectors are designed to handle high currents and voltages while maintaining reliable performance across a wide range of applications, from renewable power generation to residential energy storage.


Product Range

  • Current ratings: 50A / 70A / 100A / 120A / 200A / 250A / 300A / 350A / 400A / 450A / 500A (Coming soon)
  • Voltage ratings: 1000V / 1500V
  • Installation options: Panel-mounted, matching, and field-assembled configurations for flexibility


Key Advantages

  • Certified reliability: UL4128 and TUV2PFG2740 certifications ensure compliance with global safety standards.
  • Quality assurance: Each connector is inspected before leaving the factory.
  • Customisation: Fast and efficient tailored services available.
  • Environmental resilience: Meets IP67 protection standards, offering dustproof and waterproof durability.
  • Ease of use: Self-locking design simplifies assembly while ensuring secure connections.

Application Industries

Wind and solar power generation energy storage, Grid-scale energy storage systems, Industrial and commercial energy storage, Residential and household battery storage, EV charging stations, and Mobile energy storage cabinets

 Value-Added Services

Partnering with Degson, we also provide customised wire harness solutions that streamline installation and enhance system reliability. These pre-assembled options reduce on-site labour, improve safety, and ensure consistent performance.


Degson Omnidirectional energy storage connector series

The Omnidirectional Connector Series from Degson is designed to deliver versatile and cost-effective connectivity for energy storage systems. With support for both busbar and cable connections, these connectors simplify integration while ensuring dependable electrical performance in demanding energy applications.

Product Range

  • Current ratings: 50A / 70A / 100A / 120A / 200A / 250A / 300A / 350A
  • Voltage ratings: 1000V / 1500V
  • Connection types: Busbar or cable, adaptable for different installation needs

Key Advantages

  • Certified safety: Complies with UL4128 and TUV2PFG2740 standards.
  • Quality assurance: Every unit is factory-inspected to guarantee reliability.
  • Customisation: Fast, tailored solutions available to meet specific project requirements.
  • Cost-effective: Non-waterproof design helps lower system costs while maintaining dependable performance.

Application Industries

Wind and solar power generation energy storage, Grid-scale energy storage systems, Industrial and commercial energy storage, Household and residential battery storage, Centralised energy storage stations, Mobile energy storage cabinets.

Explore Degson Products with Active Components

Looking for more Degson connectors? Active Components has been a long-term partner with Degson, bringing reliable and cost-effective components to customers across New Zealand and Australia. Our partnership ensures that you have access to certified, high-quality solutions designed to meet the growing demands of energy storage and renewable applications. Whether you’re sourcing connectors for residential systems, commercial projects, or large-scale storage, we make it simple to find the right fit for your needs.

Sourcing more connectors? Contact us today to learn how Active can support your next project.

The active way

38 Years Heritage

Active was established in 1983 and have grown to become a significant partner to many customers over the last 38 years.

Global Reach

Head office: New Zealand Purchasing & Logistics: Hong Kong Technical Hub: Japan (coming soon)

Stock Management

Local Stocking at Auckland and Hong Kong warehouse to reduce cost of ownership via customised stock management programme.

Accessible Worldwide

Highly accessible, efficient and prompt with several points of contact. Able to support local engineering companies that manufacture overseas.

Testimonials