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FQ14 Circular Connector
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FQ Series Circular Connector – Rail Transit Ready

>Number Of CoresNumber Of Cores 2-26Pin
Contact DiameterContact Diameter(mm) 0.8mm/1.0mm/1.5mm
IP RatingIP Rating IP67
Shell MaterialShell Material Aluminum Alloy
Temperature RangeTemperature Range -55℃ ~ +85℃
TerminationTermination Solder/Crimp
Rated CurrentRated Current(A) 2A~10A
Rated VoltageRated Voltage(Ac.V) 250V/400V
Test VoltageTest Voltage(Ac.V)1Min 800V/1200V
Insulation ResistanceInsulation Resistance (MΩ) ≥1000MΩ
Contact ResistanceContact Resistance (MΩ) ≤10MΩ
CertificationCertification CE, RoHS,BASCI,ISO9001
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FQ Series Connectors – Built for Rail Transit

Upgrade your railway systems with FQ Series waterproof circular connectors, designed for trains, metros, and rail infrastructure. With IP67 protection, low contact resistance, and vibration-resistant performance, these connectors ensure stable power and signal transmission in harsh environments.

FQ24 Connectors


Top Models for Rail Applications:

FQ14‑4TK / FQ14‑5Z – compact connectors for control signals.

FQ18‑4TK / FQ18‑12YZP‑10 – versatile for power and signal needs.

FQ24‑19TK – robust connectors for high pin-count applications.

GOST Connectors


Quick bayonet-style assembly makes installation and maintenance fast and easy, while rugged construction ensures long-lasting reliability for critical rail systems. Perfect for onboard electronics, signaling, and infrastructure connections.

Item

Parameters

Number of Cores

2-26Pin

Gender

Male/Female

Housing Material

Aluminum Alloy

Cores Material

Brass Plated with Gold

Insulator Material

PBT

Locking System

Quick Bayonet Lock

Temperature Range

-55℃ ~ +85℃

Rated Current (A)

2A~10A

Rated Voltage (AC.V)

250V/400V

Test Voltage (AV.C)1Min

1500V

Insulation Resistance (㏁)

≥1000MΩ

Insulation Resistance (㏁)

≤10MΩ

Termination

Solder/Crimp


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Related Resource


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FQ Series Circular Connector – Rail Transit ReadyRelated Cases
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Discover WF Series Circular Connectors—engineered for France’s rail excellence. Built to endure extreme conditions, WF Connectors ensure seamless operation in TGV trains, Paris Métro, and tramways. With WF Series Connectors, reliability meets innovation for safer, smarter rail networks.
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   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.
   Stable and Secure


OrionLedger  2026-02-04

M12 Connectors lock tightly and remain reliable even under vibration.
   Durable Design!


LumenSail  2026-02-04

M12 Connectors feel robust and deliver stable power and signal transmission.
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