Molex KK 254 Series Straight Through Hole Pin Header, 3 Contact(s), 2.54 mm Pitch, 1 Row, Unshrouded

The image is for reference only, please refer to product details and specifications

Bulk discount available

Subtotal (1 pack of 5 units)*

HK$56.10

Add to Basket
Select or type quantity
Temporarily out of stock
  • Shipping from 24 April 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
Per Pack*
5 - 20HK$11.22HK$56.10
25 +HK$11.08HK$55.40

*price indicative

Packaging Options:
RS Stock No.:
822-4721
Mfr. Part No.:
171856-3003
Manufacturer:
Molex
Find similar products by selecting one or more attributes.
Select all

Brand

Molex

Series

KK 254

Product Type

Pin Header

Current

4A

Pitch

2.54mm

Number of Contacts

3

Housing Material

High Temperature Thermoplastic

Number of Rows

1

Orientation

Straight

Shrouded/Unshrouded

Unshrouded

Connector System

Board-to-Board, Wire-to-Board

Mount Type

Through Hole

Contact Material

Brass

Contact Plating

Tin

Row Pitch

2.54mm

Minimum Operating Temperature

-40°C

Termination Type

Solder

Contact Gender

Male

Tail Pin Length

2.34mm

Maximum Operating Temperature

105°C

Standards/Approvals

No

Voltage

250 V

COO (Country of Origin):
MX

KK 254 (RCP) Friction Lock Headers, Series 171856 and 171857


A range of Series 171856 and 17857 KK 254 Reflow Process Compatible (RPC) Vertical and Right Angle Friction Lock Headers from Molex. These KK 254 RPC Headers are capable of withstanding up to 260 °C solder processes. This range of KK 254 Reflow Process Compatible (RCP) Friction Lock Headers have Matte-tin over Nickel plated contacts which inhibits Tin whiskering. The Series 171856-3xxx and 171857-3xxx KK 254 RPC Headers have a High Temperature Thermoplastic (Polyester) body material which is UL 94V-1 rated.

Note

For mating KK 254 wire socket housings see PCB sockets 296-5072 typical.

Related links