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Contents

README

markdown

A2541HWV-2x4P

CJT Changjiang Connectors · Female Headers · PinSocket_2x04_P2.54mm_Vertical

A2541HWV-2x4P from CJT Changjiang Connectors, in a PinSocket_2x04_P2.54mm_Vertical. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 1 passive Contact 1; numbering follows the footprint.
2 2 passive Contact 2; numbering follows the footprint.
3 3 passive Contact 3; numbering follows the footprint.
4 4 passive Contact 4; numbering follows the footprint.
5 5 passive Contact 5; numbering follows the footprint.
6 6 passive Contact 6; numbering follows the footprint.
7 7 passive Contact 7; numbering follows the footprint.
8 8 passive Contact 8; numbering follows the footprint.

Key specifications

Parameter Value
Manufacturer CJT Changjiang Connectors
Package PinSocket_2x04_P2.54mm_Vertical
Category Connectors
Pins 8

Electrical characteristics

Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).

Parameter Symbol Min Typ Max Unit Conditions Page
Contact resistance 20 mΩ 1
Insulation resistance 1000 MΩ 1
Withstanding voltage 1500 V AC/minute 1
Current rating 3 A AC,DC 1
Voltage rating 250 V AC,DC 1
Operating temperature range -40 105 °C 1

Materials and finish

As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).

Part Material Colour / plating Datasheet says Page
housing PBT Insulator:PBT30%GF,UL94V-0 5
contacts *Mates with CJT A2541 series Single row Pin Header *Color:Black 4

CAD (KiCad official)

  • Symbol: A2541HWV-2x4P
  • Footprint: Connector_PinSocket_2.54mm:PinSocket_2x04_P2.54mm_Vertical
  • 3D model: PinSocket_2x04_P2.54mm_Vertical (KiCad packages3D, STEP)

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: CJT Changjiang Connectors datasheet (16 pp, sha256 ``, retrieved 2026-11-06, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary connector numbering (convention), consensus off (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
  • CAD: KiCad official libraries (CC-BY-SA 4.0).

Datasheet PDF