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MS27508E12B4S
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MS27508E12B4S MIL-Spec Connector for Aircraft Electronics

>Number Of CoresNumber Of Cores 4Pins
Contact DiameterContact Diameter(mm) 2.3mm
IP RatingIP Rating IP67
Shell MaterialShell Material Aluminum Alloy
Temperature RangeTemperature Range -65℃ ~ +200℃
TerminationTermination Crimp
Rated CurrentRated Current(A) 13A
Rated VoltageRated Voltage(Ac.V) 600V
Test VoltageTest Voltage(Ac.V)1Min 1800V
Insulation ResistanceInsulation Resistance (MΩ) ≥5000MΩ
Contact ResistanceContact Resistance (MΩ) ≤ 3 mΩ
CertificationCertification CE, RoHS,BASCI,ISO9001
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The MS27508E12B4S is a MIL-Spec circular connector engineered for aircraft electronics and avionics systems. Built to meet strict military standards, this connector ensures high reliability, durability, and resistance to harsh environments. Its robust construction provides secure connections for power and signal applications, making it ideal for aerospace and aviation equipment.

Key Features:

Complies with MIL-DTL-38999 Series I standards

Circular design for compact and secure connections

Aerospace-grade materials for high durability and corrosion resistance

Reliable for harsh environments, including vibration, temperature extremes, and humidity

Suitable for avionics, control systems, and other critical aircraft electronics

Connectors

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 +200°C

Rated Current (A)

13A

Rated Voltage (AC.V)

600V

Test Voltage (AV.C)1Min

1800V

Insulation Resistance (㏁)

5000㏁

Contact Resistance (㏁)

≤3㏁

Termination

Crimp


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Customer Reviews

   

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   Simple and Secure Installation


CloudHarbor  2026-02-04

Easy to mate and lock, these connectors provide a reliable fit every time.
   good for Critical Equipment


NorthboundPilot  2026-02-04

Highly dependable MS27505 Connectors, perfect for mission-critical projects and professional setups.
   Exceptional Mechanical Strength


StarCompass  2026-02-04

MS27505 Connectors are extremely robust and perform flawlessly in demanding conditions.
   Reliable Performance Under Pressure


SilverVoyage  2026-02-04

Maintains consistent electrical contact even under vibration or heavy use.
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