Friction Lock and Shrouded Walls — Vibration Protection
The board guide feature further aids alignment during assembly, reducing the risk of pin stubbing.
Compliance and Material Choices
ROHS3 compliant per.
3-644893-4 TE CST-100 Header 4-Pos 2.54mm Pitch Through Hole
MPN3-644893-4
Active
TE Connectivity AMP Connectors CST-100 series, 3-644893-4, Board to Cable/Wire header, 4 circuits, 0.100" (2.54mm) pitch, single row, shrouded, friction lock, through-hole solder termination, UL94 V-0 polyester housing.
$1.5000Ref. price · indicative, final on quote
RoHSROHS3 Compliant
SeriesCST-100
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026
Specifications
| Parameter | Value |
|---|---|
| Series | CST-100 |
| Type | Male Pin |
| Mounting | Through Hole |
| Connector type | Header |
| Fastening type | Friction Lock |
| Voltage rating | 250VAC |
| Current rating | Varies by Wire Gauge |
| Operating temperature | -55°C~105°C |
| Contact material | Copper Alloy |
| Insulation color | Black |
| Insulation height | 0.410\" (10.41mm) |
| Insulation material | Polyester |
All specifications
| Parameter | Value |
|---|---|
| Material flammability rating | UL94 V-0 |
| Style | Board to Cable/Wire |
| Package | Bulk |
| Features | Board Guide |
| Shrouding | Shrouded - 4 Wall |
| Termination | Solder |
| Applications | General Purpose, Lighting |
| Contact shape | Square |
| Rows | 1 |
| Pitch | 0.100\" (2.54mm) |
| Positions | 4 |
| Contact finish - post | Tin |
| Contact length - post | 0.140\" (3.56mm) |
| Overall contact length | 0.520\" (13.21mm) |
| Contact finish - mating | Tin |
| Contact length - mating | 0.280\" (7.11mm) |
Product details
Frequently asked questions
Where can I buy 3-644893-4 available via RFQ confirmation?
Sourced to order against your BOM quantity. Availability and current pricing confirmed at quote time.