The TE Connectivity 281739-4 is a 2x4 male shrouded vertical header designed for reliable connectivity.
It features a robust plastic housing providing protection and durability.
This connector is typically used in electronics and telecommunications applications.
Its compact design allows for efficient space utilisation on circuit boards.
- Product type: Connector
- Connector type: Pin Header
- Applies to: Printed Circuit Board
- Colour: Blue
- Length: 2.9mm
- Number of positions per row: 4
- Number of rows: 2
- Row-to-row spacing: 2.54mm (.1 in )
- Contact plating: Tin
- Contact base material: Phosphor Bronze
- Housing material: High Temperature Thermoplastic
- UL flammability rating: UL94 V-0
- Mounting orientation: Vertical/180°
- Contact current rating (A): 3
- Termination method to PCB: Through Hole
- Solder tail contact plating material: Tin over Nickel
- Termination method to wire/cable: Insulation Displacement Crimp (IDC)
- Mating alignment type: Polarization
- Header type: Shrouded
- Contact shape: Square
- Post size: .64mm (.025 in )
- Termination end plating material: Tin-Lead
- Mating post length: 6.75mm
- Housing style: 2-Sided
- Shrouded end dimension (mm): 1.27
- Operating temperature range: -55 to +105°C
- Packaging quantity: 1
- Mftrs part no. 281739-4
| Pitch |
2.54mm |
| No. of Rows |
2 |
| No. of Ways |
8 |
| Board Standoff |
No (Without) |
| Circuit Application |
Signal |
| Color |
Blue |
| Connector & Contact Terminates To |
Printed Circuit Board |
| Connector Contact Load Condition |
Fully Loaded |
| Connector Mounting Type |
Board Mount |
| Connector Product Type |
Connector Assembly |
| Connector System |
Wire-to-Board |
| Contact Base Material |
Phosphor Bronze |
| Contact Current Rating |
3a |
| Contact Current Rating (Max) |
3 |
| Contact Finish - Mating |
TIN |
| Contact Gender |
Male |
| Contact Material |
Bronze |
| Contact Mating Area Length |
7 |
| Contact Mating Area Plating Material |
Tin (Sn) |
| Contact Mating Area Plating Material Finish |
Matte |
| Contact Mating Area Plating Material Thickness |
31 |
| Contact Mating Length |
6.75mm |
| Contact Plating |
Tin |
| Contact Post Length |
2.9mm |
| Contact Protection |
Yes (With) |
| Contact Shape |
Square |
| Contact Shape & Form |
Square |
| Contact Style |
Pin |
| Contact Type |
Pin |
| Contact Underplating Material |
Nickel |
| Current Rating |
3a |
| DC Rated Voltage |
500v |
| Depth |
7.62mm |
| Dielectric Withstanding Voltage (Max) |
500 |
| Flammability Rating |
UL94 V-0 |
| Gasket |
No (Without) |
| Header Type |
Partially Shrouded |
| Housing Color |
Blue |
| Housing Material |
High Temperature Thermoplastic |
| Insulation Color |
Blue |
| Insulation Material |
Thermoplastic |
| Insulation Resistance |
1000 |
| Keyed |
No |
| Length |
10.16mm |
| Mating Alignment |
With |
| Mating Alignment Type |
Polarization |
| Mating Connector Lock |
No (Without) |
| Mating Retention |
With |
| Mating Square Post Dimension |
.025 |
| Max Operating Temperature |
105°C |
| Min Operating Temperature |
-55°C |
| Mount |
Through Hole |
| Number of Contacts |
8 |
| Number of Positions |
8 |
| Number of Rows |
2 |
| Operating Temperature Range |
-40 – 212 |
| Orientation |
Straight |
| Package Quantity |
2000 |
| Packaging |
Box |
| Packaging Method |
Box |
| Packaging Quantity |
2000 |
| Panel Mount Feature |
Without |
| PCB Connector Type |
PCB Mount Header |
| PCB Contact Termination Area Plating Material |
Tin |
| PCB Mount Orientation |
Vertical |
| PCB Mount Retention |
Without |
| PCB Mounting Orientation |
Vertical |
| Primary Product colour |
Blue |
| Radiation Hardening |
No |
| Reach SVHC Compliant |
Unknown |
| RoHS Compliant |
Yes |
| Row Spacing |
2.54mm |
| Row-to-Row Spacing |
.1 |
| Sealable |
No |
| Selectively Loaded |
No (Without) |
| Series |
HE13/HE14 |
| Shrouded End Dimension |
1.27mm |
| Square Termination Post & Tail Dimension |
.025 |
| Stabilizers |
No (Without) |
| Strain Relief |
No (Without) |
| Termination |
Through Hole |
| Termination Method to PCB |
Through Hole - Solder |
| Termination Post & Tail Length |
2.9 |
| Type |
PCB Headers & Receptacles |
| UL Flammability Rating |
UL 94V-0 |
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