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MS27473E12B4P Military Spec Circular Connector

>Number Of CoresNumber Of Cores 4 Pins
Contact DiameterContact Diameter(mm) 1.02 mm
IP RatingIP Rating IP67
Shell MaterialShell Material Aluminum Alloy
Temperature RangeTemperature Range -65°C to +175°C
TerminationTermination Crimp
Rated CurrentRated Current(A) 7.5A
Rated VoltageRated Voltage(Ac.V) 600V
Test VoltageTest Voltage(Ac.V)1Min 1800V
Insulation ResistanceInsulation Resistance (MΩ) ≥ 5000 MΩ
Contact ResistanceContact Resistance (MΩ) ≤ 3 mΩ
CertificationCertification CE, RoHS,BASCI,ISO9001
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The MS27473E12B4P circular connector is part of the MIL-DTL-38999 Series II family, widely used in aerospace, defense, and high-reliability electronic systems. Designed for harsh operating environments, this connector offers outstanding mechanical strength, reliable electrical performance, and long service life.

    Connectors

With a durable metal shell and secure threaded coupling system, the MS27473E12B4P ensures stable connections even in conditions involving vibration, temperature variation, and mechanical stress. Its compact circular structure allows efficient integration into complex electronic equipment while maintaining high signal integrity.

This connector is ideal for professional applications requiring reliable power or signal transmission in mission-critical systems.

 Item

 Parameters

 Number of Cores

 6Pins

 Gender

 Male/Female

 Housing Material

 Aluminum Alloy

 Cores Material

 Brass Plated with Gold

 Insulator Material

 PEFT

 Locking System

 Bayonet Coupling

 Temperature Range

 -65°C to +175°C

 Rated Current (A)

 7.5A

 Rated Voltage (AC.V)

 600V

 Test Voltage (AV.C)1Min

 1800V

 Insulation Resistance ()

 5000

 Contact  Resistance ()

 ≤3

 Termination

 Crimp


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Related Customer Cases

Customer Reviews

   

Score
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Review Title

Review Text

   Reliable Electrical Contact!


GhostCompass  2026-02-04

Pins align perfectly, ensuring consistent conductivity and stable signal.
   Compact Strength!


UrbanVoyage  2026-02-04

Small form factor yet incredibly durable, perfect for tight spaces.
   Secure Locking Mechanism!


PrimeNavigator  2026-02-04

Provides firm, stable connection that holds even under vibration or movement.
   Effortless Plug-and-Play!


ClearChoiceX  2026-02-04

Easy to insert and remove, these connectors save time during assembly.
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