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

RS Stock No.:: 188-8713
Mfr. Part No.:: 39-28-1023
Brand:: Molex

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

Bulk discount available

Subtotal (1 bag of 1200 units)*

£258.00

(exc. VAT)

£309.60

(inc. VAT)

FREE delivery for orders over £50.00

In Stock

2,400 unit(s) ready to ship
Plus 12,000 unit(s) shipping from 16 January 2026

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

Units	Per unit	Per Bag*
1200 - 6000	£0.215	£258.00
7200 - 13200	£0.203	£243.60
14400 +	£0.191	£229.20

*price indicative

RS Stock No.:: 188-8713
Mfr. Part No.:: 39-28-1023
Brand:: Molex

Specifications

Technical Reference

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
	Pitch	4.2mm
	Current	9A
	Number of Contacts	2
	Housing Material	Nylon
	Number of Rows	2
	Orientation	Straight
	Shrouded/Unshrouded	Shrouded
	Connector System	Wire-to-Board
	Mount Type	Through Hole
	Contact Material	Brass
	Contact Plating	Tin
	Minimum Operating Temperature	-40°C
	Row Pitch	4.2mm
	Termination Type	Solder
	Contact Gender	Male
	Maximum Operating Temperature	105°C
	Tail Pin Length	3.5mm
	Standards/Approvals	No
	Voltage	600 V

	Select all
	Brand Molex
	Series Mini-Fit Jr
	Product Type PCB Header
	Pitch 4.2mm
	Current 9A
	Number of Contacts 2
	Housing Material Nylon
	Number of Rows 2
	Orientation Straight
	Shrouded/Unshrouded Shrouded
	Connector System Wire-to-Board
	Mount Type Through Hole
	Contact Material Brass
	Contact Plating Tin
	Minimum Operating Temperature -40°C
	Row Pitch 4.2mm
	Termination Type Solder
	Contact Gender Male
	Maximum Operating Temperature 105°C
	Tail Pin Length 3.5mm
	Standards/Approvals No
	Voltage 600 V

Molex PCB Header, Wire-to-Board Type, 4.2mm Pitch - Mini-Fit Jr Series - 39-28-1023

Choose this female PCB header from Molex to securely connect wires to your circuit board. It accommodates two contacts over two rows to increase the number of connections between your circuits. As the unit can handle up to 9A per circuit, it's suitable for use with high-current systems. A fully shrouded terminal prevents debris from damaging the connections, so you can be sure of clear signal transmission.

Features & Benefits

• 4.2mm pitch for high-density mounting in your circuit board

• Can be mated up to 30 times for long-term performance

• Brass contact material is highly conductive for efficient signal transmission

• Wide operating temperature range between -40°C and +105°C for use in demanding conditions

Applications

• Research laboratories

• Domestic appliances

• Manufacturing facilities

What is this unit's housing made of?

The header's housing is made from nylon, so it's durable and resistant to chemicals. In the event of a fire, it stops burning in less than 30 seconds.