Molex Mini-Fit Jr Series Vertical Through Hole PCB Header, 20 Contact(s), 4.2 mm Pitch, 2 Row, Shrouded

RS Stock No.:: 670-5679
Mfr. Part No.:: 39-29-9202
Manufacturer:: Molex

Molex Mini-Fit Jr Series Vertical Through Hole PCB Header, 20 Contact(s), 4.2 mm Pitch, 2 Row, Shrouded

This image is representative of the product range

Bulk discount available

Subtotal (1 pack of 5 units)*

SGD8.67

(exc. GST)

SGD9.45

(inc. GST)

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In Stock

5 unit(s) ready to ship from another location
Plus 140 unit(s) shipping from 31 December 2025

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

Units	Per unit	Per Pack*
5 - 95	SGD1.734	SGD8.67
100 - 370	SGD1.698	SGD8.49
375 - 1495	SGD1.646	SGD8.23
1500 - 2995	SGD1.608	SGD8.04
3000 +	SGD1.574	SGD7.87

*price indicative

RS Stock No.:: 670-5679
Mfr. Part No.:: 39-29-9202
Manufacturer:: Molex

Specifications

Technical data sheets

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Molex
	Product Type	PCB Header
	Series	Mini-Fit Jr
	Current	9A
	Pitch	4.2mm
	Housing Material	Nylon
	Number of Contacts	20
	Number of Rows	2
	Orientation	Vertical
	Shrouded/Unshrouded	Shrouded
	Connector System	Wire-to-Board
	Mount Type	Through Hole
	Contact Material	Brass
	Contact Plating	Tin
	Minimum Operating Temperature	-40°C
	Termination Type	Solder
	Row Pitch	4.2mm
	Contact Gender	Male
	Maximum Operating Temperature	105°C
	Standards/Approvals	No
	Voltage	600 V

	Select all
	Brand Molex
	Product Type PCB Header
	Series Mini-Fit Jr
	Current 9A
	Pitch 4.2mm
	Housing Material Nylon
	Number of Contacts 20
	Number of Rows 2
	Orientation Vertical
	Shrouded/Unshrouded Shrouded
	Connector System Wire-to-Board
	Mount Type Through Hole
	Contact Material Brass
	Contact Plating Tin
	Minimum Operating Temperature -40°C
	Termination Type Solder
	Row Pitch 4.2mm
	Contact Gender Male
	Maximum Operating Temperature 105°C
	Standards/Approvals No
	Voltage 600 V

COO (Country of Origin):: CN

Molex Mini-Fit Jr Series PCB Header, 9A Current Rating, 4.2mm Pitch - 39-29-9202

This PCB header facilitates efficient power connection in various applications, providing a sturdy Interface between components. It is suitable for use in automation and electronics, ensuring secure connections while accommodating high current demands. The shrouded design offers enhanced protection against accidental disengagement, making it suitable for challenging environments.

Features & Benefits

• Suitable for a maximum current of 9A per contact

• Shrouded headers prevent misalignment during mating

• Vertical mounting optimises PCB space usage

Applications

• Ideal for power distribution in electronic control units

• Suitable for automotive and industrial machinery

What is the maximum voltage that can be supported?

The connector can handle a maximum voltage of 600V, making it suitable for high-voltage applications.

How many mating cycles can be expected before wear occurs?

The connector is rated for up to 30 mating cycles, ensuring performance in frequent connection scenarios.

What is the recommended PCB thickness for optimal retention?

It is recommended to use a PCB thickness of 1.60mm to ensure proper fit and retention.

Can it withstand high temperatures during soldering processes?

Yes, it is compatible with lead-free soldering and can handle a maximum process temperature of 240°C for up to 5 seconds.