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Molex Mini-Fit Jr Series Straight Through Hole PCB Header 4.2mm Pitch 9A Current Rating 2 Contacts 2 Row Shrouded 39-29-9027

Name: Molex Mini-Fit Jr Series Straight Through Hole PCB Header 4.2mm Pitch 9A Current Rating 2 Contacts 2 Row Shrouded 39-29-9027
Brand: Molex
SKU: 101044
Price: 0.89 USD
Availability: InStock

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Category PCB Header Brand Molex Condition New

Specifications

Country of Origin	Mexico
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	2
Contact Gender	Male
Shrouded/Unshrouded	Shrouded
Connector System	Wire-to-Board

Key Features

Features a 4.2mm pitch with straight, through-hole mounting for secure PCB installation.
Supports a current rating of 9A and voltage rating up to 600V for demanding applications.
Constructed with brass contacts and tin plating to ensure corrosion resistance and conductivity.
Shrouded housing and polarized mating design prevent misalignment and accidental disconnections.
Designed for industrial automation, telecommunications, medical devices, and gaming machines requiring durable connectors.
Operating temperature range from -40°C to 105°C allows for versatile environmental use.
Supports up to 75 mating cycles with tin-plated contacts, enhancing longevity in frequent use scenarios.
Fully isolated terminals protect against handling damage, ensuring reliable electrical performance.

Product Description

Molex 39-29-9027 Mini-Fit Jr Series Straight Through Hole PCB Header is designed with a 4.2mm pitch, 2 contacts, 2 rows, and shrouded housing for reliable circuit board connections. The wire-to-board connector is rated to carry currents up to 9A and voltages up to 600V, suitable for a variety of industrial, laboratory, and commercial electronic applications.

This connector features brass contacts with tin plating to enhance conductivity and resist corrosion. Its straight orientation and through-hole mount provide secure soldered connections on PCBs. The shrouded design is intended to prevent misalignment during mating and protects terminals from damage in confined spaces.

The Mini-Fit Jr. series includes fully isolated terminals which protect against handling damage, while positive locking housings prevent accidental unmating. Its polarized mating geometry ensures correct and secure connections every time. Operating temperature ranges from -40°C to 105°C, supporting use in diverse environments.

Applications include gaming machines, industrial automation equipment, vending machine wiring, medical devices, and telecommunications backplane assemblies. This connector withstands up to 75 mating cycles with tin-plated terminals, providing durable performance in frequent use situations.

Fully isolated terminals protect against handling damage. Positive locking housings prevent accidental unmating. Polarized mating geometry ensures correct connections. High current alloy terminals improve electrical performance.

Elongated dimple design enhances contact reliability. Terminal position assurance reduces assembly errors.

Choose Molex Mini-Fit Jr Series PCB Headers for industrial, laboratory, telecommunications, and medical applications requiring dependable wire-to-board connectivity solutions. Explore the wide range of Molex connectors and other electronic components on EnvMart for your professional projects.

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Frequently Asked Questions

This PCB header has a current rating of 9A, making it suitable for demanding applications.

The voltage rating for this connector is up to 600V, allowing it to be used in various electrical applications.

The pitch of this header is 4.2mm, which is standard for many PCB applications.

This model features 2 contacts, arranged in 2 rows for efficient circuit board connections.

The header is constructed with brass contacts and a nylon housing, with tin plating for enhanced conductivity and corrosion resistance.

The operating temperature range for this model is from -40°C to 105°C, suitable for diverse environmental conditions.

This unit uses through-hole mounting, providing secure soldered connections on printed circuit boards.

Yes, this header features a shrouded design that helps prevent misalignment during mating and protects terminals from damage.

This model can withstand up to 75 mating cycles with its tin-plated contacts, enhancing its longevity in frequent use scenarios.

The termination type for this PCB header is solder, allowing for secure connections to the circuit board.

This model is designed for applications in industrial automation, telecommunications, medical devices, and gaming machines.

This connector includes polarized mating geometry, positive locking housings, and fully isolated terminals to ensure reliable connections and prevent accidental unmating.