2M Micro Miniature


1/4 Turn Miniature Bayonet Coupling connectors
Part Number :
2M Micro Miniature


1/4 Turn Miniature Bayonet Coupling connectors

Key features

  • Micro-miniature circular connector
  • Bayonet Coupling
  • Quickest turn-mating of the 2M series
  • More than 45 contacts arrangements, from 1 to 130 contacts
  • Lightest of the 2M series


  • Battlefield Communication C5ISR
  • Grounded vehicles
  • Missiles & UAVS
Technical information

Product benefits :

  • Several receptacles style : Square flange, Jam nut, In-line... 
  • Quick coupling, fully mated in a 1/4 turn of the coupling nut
  • Dedicated to light duty applications that requires frequent disconnect

Materials & Platings :

  • Aluminum : Olive drab Cadmium, Black Zinc Nickel , Nickel , Durmalon plated
  • Stainless Steel : Passivated , Nickel plated

Contacts types & terminations :

  • More than 35 arrangements of contacts
  • Contacts sizes 23 to 12
  • Power, Signal, High Speed (#12)
  • Crimp, PC tails

Environmental Characteristics :

  • Up to 1 000 mating cycles
  • -65degC to 150degC
  • From 48 to 500 hours for aluminum & stainless steel
  • Splashproof

Electrical characteristics :

  • Shell to shell conductivity 100 mO max
  • Insulation resistance @Ambient : 5.103 mO
  • Contact rating from 5 to 23 Amps
2 documents

2M Full Range catalog

Last update : 16/01/2024

Catalog 2M Top Runners

Last update : 25/09/2023
I/O Connectors
2M Micro Miniature

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2M803 description

The Amphenol Socapex 2M803 connectors are a series of micro-miniature circular connectors that feature a 1/4 turn miniature bayonet coupling. They are the lightest of the 2M series and are ideal for light duty applications that require frequent disconnect. These connectors are available in more than 45 contact arrangements, ranging from 1 to 130 contacts, making them versatile and adaptable to various applications.

The 2M803 connectors are designed for use in harsh environments and can withstand extreme temperatures ranging from -65degC to 150degC. They are available in various materials and platings, including aluminum with olive drab cadmium, black zinc nickel, nickel, and Durmalon plating, as well as stainless steel with passivated and nickel plated options.

The connectors offer excellent electrical performance, with shell to shell conductivity of up to 100 mO and insulation resistance of 5.103 mO at ambient temperature. They are available in various contact types and terminations, including power, signal, and high-speed (#12) contacts with crimp and PC tails options.

Overall, the Amphenol Socapex 2M803 connectors are a reliable choice for light-duty applications that require frequent disconnect and high performance in harsh environments.