Amphenol Commercial MRD Rugged Circular Locking Connectors

Amphenol Commercial MRD Rugged Circular Locking Connectors and cable assemblies are IP67-rated, 2- to 9-position connectors designed for harsh industrial conditions. The MRD Connectors are offered in all plastic construction and metal locking variants for greater durability. The locking options include 1/3 turn bayonet locking and quick-release metal latches. Panel mount and cable termination options are available with or without finger-proof protection. The Amphenol MRD family offers a current rating of up to 10A and is designed to operate within a -55°C to +105°C temperature range. The MRD rugged cable assemblies are available in 2-, 3-, and 4-pin configurations, including double-end termination and a pigtail version.

Features

  • IP67 in the mated conditions, water and dustproof
  • 2, 3, 4, 5, 6, 7, 8, and 9 positions
  • Circular connectors
  • Locking option for secure connection
  • Supports high-power applications
  • Supports various industrial applications
  • Meets environmental, health, and safety requirements
  • RoHS compliant

Applications

  • Robotics
  • Power generation
  • Smart grids
  • LED lighting
  • CT scans and MRI machines
  • Ultrasonic

Specifications

  • Current rating
    • 5A per contact for 1.0mm contacts
    • 10A per contact for 1.5mm contacts
  • Voltage rating
    • 300VAC for 1.0mm contacts,
    • 500VAC for 1.5mm contacts
  • Wire gauge
    • Up to 18AWG for 1.0mm contacts
    • Up to 16AWG for 1.5mm contacts
  • Durability
  • 500 mating cycles
  • Salt spray 250hrs per EIA364-26
  • -55°C to +105°C operating temperature range
  • 30°C temperature rise

Videos

Published: 2022-10-10 | Updated: 2026-06-26