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OHS Series Connector for Railway and Transit Applications

>Number Of CoresNumber Of Cores 4-50Pin
Contact DiameterContact Diameter(mm) 0.75mm
IP RatingIP Rating IP40
Shell MaterialShell Material Aluminum Alloy
Temperature RangeTemperature Range -60℃ ~ +85℃
TerminationTermination Solder
Rated CurrentRated Current(A) 15A-75A
Rated VoltageRated Voltage(Ac.V) 250V
Test VoltageTest Voltage(Ac.V)1Min 1500V
Insulation ResistanceInsulation Resistance (MΩ) ≥5000MΩ
Contact ResistanceContact Resistance (MΩ) ≤5MΩ
CertificationCertification CE, RoHS,BASCI,ISO9001
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OHS Series Russian Standard Connectors for Rail Transit

The OHS Series Russian Standard Connectors are engineered for high-performance rail transit applications, providing reliable and durable electrical connections in trains, metros, and light rail systems. Designed to meet stringent Russian GOST standards, OHS connectors ensure safety, stability, and long-term reliability in demanding transportation environments.
OHS Connectors
Key Models:

OHS-2 – Compact connector suitable for control circuits and signaling systems.

OHS-4 – Medium-capacity connector ideal for power distribution and onboard electronics.

OHS-6 – High-capacity connector for heavy-duty traction systems and industrial equipment.

Connectors


Features and Benefits:

Durable Construction: Made with high-quality insulating materials and robust metal shells to withstand vibration, temperature variations, and harsh environmental conditions.

Reliable Electrical Performance: Ensures stable signal and power transmission, reducing downtime and maintenance costs.

Easy Installation: Quick coupling design allows efficient installation and maintenance in tight rail compartments.

Versatile Applications: Perfect for trains, subways, trams, and other rail transit systems.

Connectors in Russian


Why Choose OHS Connectors?

OHS Series connectors combine the trusted Russian GOST standard reliability with modern design, making them an ideal choice for engineers, system integrators, and procurement professionals in the rail transit sector. With OHS connectors, your rail systems achieve secure, long-lasting electrical connections that meet the rigorous demands of modern transportation.

Item

Parameters

Number of Cores

4-50Pin

Gender

Male/Female

Housing Material

Aluminum Alloy

Cores Material

Brass Plated with Silver/Gold

Insulator Material

PPS

Locking System

Quick Bayonet Lock

Temperature Range

-60℃ ~ +85℃

Rated Current (A)

15A-75A

Rated Voltage (AC.V)

250V

Test Voltage (AV.C)1Min

1500V

Insulation Resistance (㏁)

5000㏁

Insulation Resistance (㏁)

≤5㏁

Termination

Solder/Crimp


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Customer Reviews

   

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   Stable and Secure


OrionLedger  2026-02-04

M12 Connectors lock tightly and remain reliable even under vibration.
   Reliable Mini Connector (M5)


EchoNavigator  2026-02-04

M5 Connectors are compact, well-made, and provide a very stable connection.
   Heavy-Duty Choice


 2026-02-04

M12 Connectors are strong, dependable, and perfect for industrial applications.
   Precise Fit


 2026-02-04

M8 Connectors align perfectly and ensure firm electrical contact every time.
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