Molex Mini-Fit Jr. Series Straight Through Hole PCB Header, 4 Contact(s), 4.2mm Pitch, 2 Row(s), Shrouded

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Subtotal (1 box of 1500 units)*

£679.50

(exc. VAT)

£816.00

(inc. VAT)

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1500 - 1500£0.453£679.50
3000 - 3000£0.43£645.00
4500 - 4500£0.408£612.00
6000 +£0.385£577.50

*price indicative

RS Stock No.:
189-1457
Mfr. Part No.:
39-28-1043
Brand:
Molex
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Brand

Molex

Series

Mini-Fit Jr.

Pitch

4.2mm

Number of Contacts

4

Number of Rows

2

Body Orientation

Straight

Shrouded/Unshrouded

Shrouded

Connector System

Wire to Board

Mounting Type

Through Hole

Termination Method

Solder

Contact Material

Brass

Contact Plating

Tin

Current Rating

9.0A

Series Number

5566

Voltage Rating

600.0 V

Molex Mini-Fit Jr. Series PCB Header, 4.2mm Pitch, 4 Contacts - 39-28-1043


This PCB header is a high-performance component designed for reliable interconnectivity in various electronic applications. With a Mini-Fit Jr. configuration and a 4.2mm pitch, it features 4 contacts arranged in 2 rows, providing a robust shrouded connection. This through-hole PCB header uses solder termination, ideal for securing connections on printed circuit boards, with a current rating of 9.0A and a voltage rating of 600V, ensuring compatibility with a wide

Features & Benefits


• Fully isolated terminals protect against handling damage
• Shrouded design minimises misalignment during mating
• Polarised geometry prevents mismating with receptacles
• Positive locking housings ensure secure connections
• Self-aligning interface allows easy connector mating
• High-current alloy terminals enhance long-term reliability

Applications


• Ideal for use in vending machines
• Suited for industrial automation equipment
• Commonly used in office electronic devices
• Effective in data communication systems
• Utilised in gaming equipment and machines

How does the design support high current applications?


The terminals are crafted from a high-current alloy, allowing them to handle up to 9.0A per circuit, ensuring reliability in demanding environments.

What advantages do the shrouded features offer during installation?


The shrouded design facilitates alignment, reducing the risk of misconnection, which is particularly beneficial in tight or hard-to-reach spaces.

Can this product accommodate multiple mating cycles?


Yes, the connector supports a minimum of 75 mating cycles with tin plating, ensuring longevity and consistent performance in frequent use scenarios.

What type of termination method is used with this product?


The product employs a solder termination method, facilitating a solid and permanent connection to PCB surfaces.

How does this connector enhance assembly accuracy?


The terminal position assurance with a secondary locking feature ensures terminals are fully seated, significantly reducing assembly errors and potential failures.