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Proconect 400 Hz Aircraft Connectors | ISO 461-1-3B Ground Power Solutions

Posted by Justin Tan on


Updated Nov 2025

At PROCONECT, we're proud to supply our 400Hz connectors, designed specifically for ground power operations in aviation. These connectors ensure an optimal connection between the Ground Power Unit (GPU) or the converter and the aircraft, guaranteeing performance and durability, even in the most demanding environments.

Why choose our 400Hz connectors?

  • Versatility : Adaptable plugs compatible with various cables and contact configurations
  • Maximum resistance : Exceptional durability against abrasion, kerosene, de-icing fluids, and extreme temperatures
  • Lightweight : Makes handling easier in field operations
  • Arc resistance : Ensuring safety and reliability

Tailored solutions to meet your needs :

  • A400 / A401 connectors : Perfect for Boeing-type aircraft, compliant with ISO 461/1-3-B standards
  • A402 connectors : Ideal for smaller aircraft, compliant with ISO 461/1-1B standards
  • Pre-wired options : Available for simplified on-site installation

Manufactured with premium materials such as polyurethane and high-quality thermoplastic, our connectors offer unparalleled robustness and compliance with international standards.


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