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1.25FJ CONNECTOR (1.25mm Pitch) 1.25mm Pitch Board-to-Board Connector
  • Features
  • Specification
  • Downloads
  • Samples

The plug consists of a unique flexible hinge that absorbs circuit board misalignment.

Low profile. Only 5.0mm (.197") in mounting height.

The flexible construction of the plug allows it to be mated after its PC boards are mounted in their enclosures. High-retention zigzag fork contacts.




  • Low profile
The 1.25FJ Connector is only 5.0mm (.197") in mounting height.
  • Allows connection after mating
The unique flexible construction of the plug allows it to be mated after its printed circuit boards are mounted in their enclosures.
  • Assures a reliable connection

Superior reliability is assured even if the assembly is subjected to external stress and vibration. This sturdiness is due to a secure locking device and the use of JST's high-retention zigzag fork contacts.

  • Standards

UL Recognized E60389

CSA Certified LR20812

  • RoHS Compliant

01 - Connection Type: Printed Circuit Board Connectors
02 - Product Type: Board to Board Connectors
03 - Pitch / Style: 1.25mm
04 - Current rating: 0.5A AC,DC
05 - Voltage rating: 50V AC,DC
06 - Temperature range: -25 to +85 Degrees Celsius
07 - Available number of circuits: 7 to 21
13 - PCB Mount Style: Through-hole Technology (THT)

Full Technical Drawings

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Additional Information

This product series has some additional information related to it that you can download from the list below.

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