Micro D

MDMA - MDMB Connector Series
Micro-D Connectors with Removable Crimp Contacts

MicroD MDMA - MDMB Connector product image

Image shown represents the product series and may not indicate the actual part number

Features and Benefits

  • removable crimp contacts technology
  • Flight and Engineering models available
  • Sizes 9, 15, 21, 25, 31, 37 and 51
  • Supplied without contacts (to be ordered separately)
  • Wire size AWG 24 / 25 / 26 / 28 for all sizes
  • Possible 2 wires size AWG28 for size 9 to 37
  • Harnesses length flexibility
  • Non-outgassing

Typical Applications

  • Space equipements
  • Satellites harnesses and payloads
  • Launchers
  • Engineering
  • Military and Avionics


  • Working Voltage Standard Density:

    150 Vrms at sea level

  • Rated current Contact with AWG24 wire:

    3.5 A

  • Rated current Contact with AWG25 wire:

    2.5 A

  • Rated current Contact with AWG26 wire:

    2.5 A

  • Rated current Contact with AWG28 wire:

    1.5 A

  • Contact resistance (rated current):

    5.0 milliohms max

  • Insulation resistance (500 VDC):

    5000 megohms min

  • Voltage proof Standard Density:

    600 Vrms / 2.0 mA leakage current

  • temperature range:

    -55°C to 125°C

= Most Common

Part Number
Description Quality Level Number of Contacts Contact Type Fixing Option Shell Finish
MDMB-25S-FR172-FO Engineering Model 25 Socket (Female) Through Hole (no hardware) Gold
MDMB-31S-FR172-FO Engineering Model 31 Socket (Female) Through Hole (no hardware) Gold
MDMB-37S-FR172-FO Engineering Model 37 Socket (Female) Through Hole (no hardware) Gold
MDMB-51S-FR172-FO Engineering Model 51 Socket (Female) Through Hole (no hardware) Gold
MDMBE-9P-A174-FO Engineering Model 9 Pin (Male) Captive nut Nickel
MDMBE-15P-A174-FO Engineering Model 15 Pin (Male) Captive nut Nickel
MDMBE-37P-FR172-FO Engineering Model 37 Pin (Male) Captive nut Gold
MDMBE-51P-FR172-FO Engineering Model 51 Pin (Male) Captive nut Gold
MDMBE-9S-FR172-FO Engineering Model 9 Socket (Female) Captive nut Gold
MDMBE-15S-FR172-FO Engineering Model 15 Socket (Female) Captive nut Gold
MDMBE-21S-FR172-FO Engineering Model 21 Socket (Female) Captive nut Gold
MDMBE-25S-FR172-FO Engineering Model 25 Socket (Female) Captive nut Gold
MDMBE-31S-FR172-FO Engineering Model 31 Socket (Female) Captive nut Gold
MDMBE-37S-FR172-FO Engineering Model 37 Socket (Female) Captive nut Gold
MDMBE-51S-FR172-FO Engineering Model 51 Socket (Female) Captive nut Gold
MDMBY-9P-A174-FO Engineering Model 9 Pin (Male) Float mount Nickel
MDMBY-15P-A174-FO Engineering Model 15 Pin (Male) Float mount Nickel
MDMBY-21P-A174-FO Engineering Model 21 Pin (Male) Float mount Nickel
MDMBY-25P-A174-FO Engineering Model 25 Pin (Male) Float mount Nickel
MDMBY-31P-A174-FO Engineering Model 31 Pin (Male) Float mount Nickel
MDMBE-21P-A174-FO Engineering Model 21 Pin (Male) Captive nut Nickel
MDMBY-37P-A174-FO Engineering Model 37 Pin (Male) Float mount Nickel
340107702B MDMA9P-FO ESCC certified 9 Pin (Male) Through Hole (no hardware) Gold
340107702B MDMA15P-FO ESCC certified 15 Pin (Male) Through Hole (no hardware) Gold
340107702B MDMA21P-FO ESCC certified 21 Pin (Male) Through Hole (no hardware) Gold