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Molex Mini-Fit Jr Series Straight Through Hole PCB Header 12 Contacts 4.2 mm Pitch 2 Row Shrouded 39-29-9122

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Molex Mini-Fit Jr Series Straight Through Hole PCB Header 12 Contacts 4.2 mm Pitch 2 Row Shrouded 39-29-9122

Name: Molex Mini-Fit Jr Series Straight Through Hole PCB Header 12 Contacts 4.2 mm Pitch 2 Row Shrouded 39-29-9122
Brand: Molex
SKU: 207126
Price: 2.25 USD
Availability: InStock

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Category PCB Header Brand Molex Condition New

Specifications

Country of Origin	India
Voltage	600V
Brand	Molex
Orientation	Straight
Current	9A
Mount Type	Through Hole
Housing Material	Nylon
Contact Material	Brass
Series	Mini-Fit Jr
Termination Type	Solder
Maximum Operating Temperature	105°C
Minimum Operating Temperature	-40°C
Number of Rows	2
Pitch	4.2mm
Contact Plating	Tin
Number of Contacts	12
Contact Gender	Male
Shrouded/Unshrouded	Shrouded
Connector System	Wire-to-Board

Key Features

This PCB header supports up to 9A current per circuit, making it suitable for high current applications.
It features nylon housing material that is scoop-proof to protect contact terminals.
The connector has a positive locking mechanism with an audible click for secure mating.
Its fully isolated terminals prevent debris and damage, enhancing durability.
Mount type is through hole with solder termination for robust board connection.
Contact material is brass with tin plating for corrosion resistance.
The connector system is wire-to-board with a male contact gender.
Operating temperature ranges from -40°C to 105°C supporting diverse environments.

Product Description

Molex 39-29-9122 Mini-Fit Jr Series PCB Header is a high-quality straight through hole PCB connector designed for reliable wire-to-board power connections. Featuring 12 male contacts arranged in 2 rows with a 4.2 mm pitch, this connector supports currents up to 9A per circuit, suitable for demanding electronic applications.

The connector housing is made from durable nylon material with scoop-proof design to prevent damage to contact pins during mating at severe angles. Its fully isolated terminals protect against debris and electrical arcing, while polarization and keying features prevent mismating with the receptacle. A positive locking mechanism ensures a secure connection, confirmed with an audible click to avoid accidental disconnection caused by vibration or shock.

Designed for through hole PCB mounting with solder termination, this Molex Mini-Fit Jr connector ensures sturdy and long-lasting connections. Contact materials include brass with tin plating for corrosion resistance and stable conductivity. The operating temperature range of -40°C to 105°C allows use in varied industrial and commercial environments. Rated voltage is 600V, making it ideal for power delivery in industrial automation equipment, consumer electronics, office equipment, and racks such as servers and networking devices.

Available features include versions with PCB retention pegs and mounting flanges to enhance mechanical stability on PCB assemblies. This Mini-Fit Jr series connector facilitates secure, high-density power connections in compact spaces where design flexibility is required.

Supports up to 9A current per circuit. Fully isolated terminals for protection against debris and arcing. Scoop-proof housing design to prevent contact pin damage. Polarization and keying prevent mismating with receptacle connectors.

Positive locking mechanism with audible click for secure connections. Durable nylon housing and tin-plated brass contacts for reliability. Through hole solder termination for PCB mounting stability. Operates in temperature range from -40°C to 105°C.

600V rated voltage for high power applications.

This PCB Header from Molex is widely used in industrial automation, consumer white goods, office devices, networking hardware, and other electronics requiring reliable power connections. Explore more Mini-Fit Jr series connectors and components for your power interconnection needs at EnvMart.

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Frequently Asked Questions

This PCB header supports a maximum current of 9A per circuit, making it suitable for high current applications.

The voltage rating for this connector is 600V, suitable for high power applications.

The housing is made from nylon, while the contacts are brass with tin plating for corrosion resistance.

The pitch size of the contacts is 4.2 mm, arranged in 2 rows.

This model features a through hole mount type with solder termination for robust board connection.

It operates within a temperature range of -40°C to 105°C, accommodating diverse environments.

Yes, it includes a positive locking mechanism with an audible click to ensure secure mating and prevent accidental disconnection.

This connector uses a wire-to-board system with male contact gender.

Yes, the terminals are fully isolated to protect against debris and electrical arcing, enhancing durability.

Available features include versions with PCB retention pegs and mounting flanges to enhance mechanical stability on PCB assemblies.

This model is widely used in industrial automation, consumer electronics, office devices, and networking hardware that require reliable power connections.

The orientation of this connector is straight, which facilitates easy installation.