Molex KK 254 Series Right Angle Through Hole Pin Header, 4 Contact(s), 2.54 mm Pitch, 1 Row, Unshrouded

RS Stock No.:: 679-5458
Mfr. Part No.:: 22-05-3041
Manufacturer:: Molex

Molex KK 254 Series Right Angle Through Hole Pin Header, 4 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 10 units)*

HK$23.50

FREE delivery for orders over HK$250.00

In Stock

810 unit(s) ready to ship from another location
Plus 2,760 unit(s) shipping from 25 December 2025

Need more? Click ‘Check delivery dates’ to find extra stock and lead times.

Units	Per unit	Per Pack*
10 - 240	HK$2.35	HK$23.50
250 - 990	HK$2.27	HK$22.70
1000 - 2490	HK$2.21	HK$22.10
2500 - 4990	HK$2.16	HK$21.60
5000 +	HK$2.07	HK$20.70

*price indicative

RS Stock No.:: 679-5458
Mfr. Part No.:: 22-05-3041
Manufacturer:: Molex

Specifications

Product overview and Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Molex
	Series	KK 254
	Product Type	Pin Header
	Current	4A
	Pitch	2.54mm
	Number of Contacts	4
	Housing Material	Nylon
	Number of Rows	1
	Orientation	Right Angle
	Shrouded/Unshrouded	Unshrouded
	Mount Type	Through Hole
	Connector System	Wire-to-Board
	Contact Material	Brass
	Contact Plating	Tin
	Minimum Operating Temperature	-40°C
	Row Pitch	2.54mm
	Termination Type	Solder
	Tail Pin Length	3.58mm
	Maximum Operating Temperature	105°C
	Contact Gender	Male
	Standards/Approvals	No
	Voltage	500 V
	Distrelec Product Id	304-43-533

	Select all
	Brand Molex
	Series KK 254
	Product Type Pin Header
	Current 4A
	Pitch 2.54mm
	Number of Contacts 4
	Housing Material Nylon
	Number of Rows 1
	Orientation Right Angle
	Shrouded/Unshrouded Unshrouded
	Mount Type Through Hole
	Connector System Wire-to-Board
	Contact Material Brass
	Contact Plating Tin
	Minimum Operating Temperature -40°C
	Row Pitch 2.54mm
	Termination Type Solder
	Tail Pin Length 3.58mm
	Maximum Operating Temperature 105°C
	Contact Gender Male
	Standards/Approvals No
	Voltage 500 V
	Distrelec Product Id 304-43-533

Molex Pin Header, Wire-to-Board Connector System Type, Tin-Plated Brass Contact Material - KK 254 Series - 22-05-3041

When you need a reliable electrical connection to your PCB, choose this pin header from Molex. The compact, partially shrouded design minimises bulk on the board, while the right-angle design lets you make the most of available space in a crowded location. Thanks to secure through-hole installation, you can be sure of a solid fix that's quick to achieve and withstands vibration.

Features & Benefits

• Standardised 2.54mm pitch offers easy integration into your existing equipment

• Polarised to the mating part to avoid installation errors

• 250V maximum voltage is compatible with the UK mains supplies for flexible use

Applications

• Industrial electronics

• Vehicle manufacturing

• Telecommunications industry

Is this product fire-safe?

Yes – the flame-retardant nylon resin material is self-extinguishing in under 10 seconds to help reduce the spread of fire.

90° PCB Header with Friction Lock, 7478 Series

A range of KK 254, 7478 Series, Right Angle PCB Pin Headers with Friction Lock with Tin plated square pins.

The wafer material is Nylon UL 94V-0 White for these KK 254, 7478 Series, Right Angle PCB Pin Headers and allow end to end stacking.

The KK 254, 7478 Series, Right Angle PCB Pin Header mates with 2695 Series Housings with Lock, stock number 679-5284 typical.