Molex Mini-Fit Jr Series Vertical Through Hole PCB Header, 24 Contact(s), 4.2 mm Pitch, 2 Row, Shrouded

RS stock no.:: 510-9809
Mfr. Part No.:: 39-28-1243
Manufacturer:: Molex

Molex Mini-Fit Jr Series Vertical Through Hole PCB Header, 24 Contact(s), 4.2 mm Pitch, 2 Row, Shrouded

Image representative of range

Bulk discount available

Subtotal (1 pack of 5 units)*

R 494,09

(exc. VAT)

R 568,205

(inc. VAT)

FREE delivery for orders over R 1,500.00

In Stock

Plus 155 unit(s) shipping from 22 December 2025
Plus 1,470 unit(s) shipping from 29 December 2025

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

Units	Per unit	Per Pack*
5 - 95	R 98.818	R 494.09
100 - 370	R 96.348	R 481.74
375 - 1495	R 93.458	R 467.29
1500 - 2995	R 89.72	R 448.60
3000 +	R 86.132	R 430.66

*price indicative

RS stock no.:: 510-9809
Mfr. Part No.:: 39-28-1243
Manufacturer:: Molex

Specification

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Molex
	Series	Mini-Fit Jr
	Product Type	PCB Header
	Current	9A
	Pitch	4.2mm
	Number of Contacts	24
	Housing Material	Nylon
	Number of Rows	2
	Orientation	Vertical
	Shrouded/Unshrouded	Shrouded
	Mount Type	Through Hole
	Connector System	Wire-to-Board
	Contact Plating	Tin
	Contact Material	Brass
	Minimum Operating Temperature	-40°C
	Termination Type	Solder
	Row Pitch	4.2mm
	Maximum Operating Temperature	105°C
	Contact Gender	Male
	Standards/Approvals	No
	Voltage	600 V
	Distrelec Product Id	304-33-501

	Select all
	Brand Molex
	Series Mini-Fit Jr
	Product Type PCB Header
	Current 9A
	Pitch 4.2mm
	Number of Contacts 24
	Housing Material Nylon
	Number of Rows 2
	Orientation Vertical
	Shrouded/Unshrouded Shrouded
	Mount Type Through Hole
	Connector System Wire-to-Board
	Contact Plating Tin
	Contact Material Brass
	Minimum Operating Temperature -40°C
	Termination Type Solder
	Row Pitch 4.2mm
	Maximum Operating Temperature 105°C
	Contact Gender Male
	Standards/Approvals No
	Voltage 600 V
	Distrelec Product Id 304-33-501

COO (Country of Origin):: CN

Molex Mini-Fit Jr Series PCB Header, 9A Current Rating, 4.2mm Pitch - 39-28-1243

This PCB header belongs to the Mini-Fit Jr. range, designed for effective power connections between wires and printed circuit boards. Its dual-row, vertical orientation provides a space-saving solution with robust performance across various applications in automation, electronics, and electrical sectors. Constructed from durable materials, this connector is suitable for high-current applications.

Features & Benefits

• 4.2mm pitch header ensures compact design

• Through-hole termination method allows for secure mounting

• Made from high-quality brass with tin plating for durability

Applications

• Used in power distribution for automotive electronic systems

• Employed in industrial equipment requiring secure wire connections

• Ideal for consumer electronics needing dependable connectors

What is the maximum operating temperature for use?

The operating temperature range is from -40°C to +105°C, permitting use in diverse environments.

Can it be used for higher amperage requirements?

For increased amperage needs up to 13A per circuit, it is advisable to use compatible Mini-Fit Plus terminals and headers for greater performance.

How does the shrouded design benefit installation?

The shrouded design aids in preventing misalignment during connector mating, ensuring a secure connection.

What type of circuit boards is it compatible with?

This header is compatible with PCB thicknesses around 1.60mm, suitable for standard circuit board designs.