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

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Subtotal (1 pack of 5 units)*

$21.65

(exc. GST)

$24.90

(inc. GST)

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In Stock
  • 155 unit(s) ready to ship from another location
  • Plus 1,470 unit(s) shipping from 17 December 2025
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Units
Per unit
Per Pack*
5 - 45$4.33$21.65
50 - 95$4.226$21.13
100 +$4.16$20.80

*price indicative

Packaging Options:
RS Stock No.:
510-9809
Mfr. Part No.:
39-28-1243
Brand:
Molex
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Brand

Molex

Series

Mini-Fit Jr

Product Type

PCB Header

Current

9A

Pitch

4.2mm

Housing Material

Nylon

Number of Contacts

24

Number of Rows

2

Orientation

Vertical

Shrouded/Unshrouded

Shrouded

Connector System

Wire-to-Board

Mount Type

Through Hole

Contact Plating

Tin

Contact Material

Brass

Minimum Operating Temperature

-40°C

Row Pitch

4.2mm

Termination Type

Solder

Contact Gender

Male

Maximum Operating Temperature

105°C

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.

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