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MS27473E12B4S Connector
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MS27473E12B4S Series I 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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MS27473E12B4S Series I Circular Connector

The MS27473E12B4S circular connector is manufactured in accordance with the MIL-DTL-38999 Series I specification, providing reliable electrical connections for mission-critical equipment. Designed for harsh environments, this connector features a rugged shell structure and precise contact configuration to ensure stable signal and power transmission.
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Its compact design and secure coupling mechanism make it suitable for aerospace electronics, military communication systems, industrial control equipment, and other high-reliability applications. The connector ensures long service life, vibration resistance, and dependable performance in demanding operating conditions.

Item

Parameters

Number of Cores

4Pins

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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MS27473E12B4S Connector
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Related Catalog
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MS27473 Military Connector
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Customer Reviews

   

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   Robust and Precision-Built


SmartVoyager  2026-02-04

MS27473 Connectors feel solid and deliver precise, reliable performance every time.
   Ideal for Critical Applications!


ShadowHarborX  2026-02-04

Highly dependable MS27473 Connectors, suitable for aerospace, industrial, and professional projects.
   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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