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Molex Mini-Fit Jr Series PCB Header Wire-to-Board 4.2mm Pitch 2 Contacts 2 Row Shrouded 600V 9A 39-28-1023
Specifications
| Country of Origin | China |
|---|---|
| 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 |
| Tail Pin Length | 3.5mm |
Key Features
- The header supports up to 9A current suitable for high-current circuit board applications.
- It features a sturdy nylon housing that resists chemicals and self-extinguishes under 30 seconds in fire.
- Brass contacts with tin plating provide excellent conductivity and corrosion resistance.
- Designed for through-hole mounting with a tail pin length of 3.5 mm for secure soldering.
- Operating temperature range from -40°C to 105°C for reliable performance in harsh environments.
- The fully shrouded design protects contacts from debris ensuring signal integrity.
- It supports multiple mating cycles - up to 30 times - for long-term durability.
- Ideal for use in research laboratories, domestic appliances, and manufacturing facilities.
Product Description
Molex 39-28-1023 Mini-Fit Jr Series PCB Header is a 2-contact, 2-row wire-to-board connector designed to provide secure, high current connections on circuit boards with a 4.2 mm pitch.
Its nylon housing offers chemical resistance and fire retardancy, stopping combustion within 30 seconds. This durable header features brass contacts plated with tin to ensure efficient electrical conduction and protect against corrosion.
Designed for through-hole solder mounting, it includes a 3.5 mm tail pin length to ensure a reliable solder joint. The header’s operating temperature range of -40°C to +105°C enables consistent performance in demanding industrial and commercial environments.
The connector supports currents up to 9A and voltages up to 600V, making it well-suited for power delivery in intricate electronic assemblies. The fully shrouded design safeguards contact points from dust and other contaminants, preserving signal quality.
This header is engineered for repeated use, capable of mating up to 30 times without degradation, ideal for prototyping and production applications. It finds use in research laboratories, domestic appliances, manufacturing plants, and electronic product assembly.
The header’s shrouded wire-to-board design enhances connection security and durability. Robust nylon housing ensures chemical resistance and fire safety compliance. Brass male contacts with tin plating provide excellent current conduction and corrosion resistance.
4.2 mm pitch and 2-row configuration allow compact, high-density mounting on PCBs. Rated for 9A current and 600V voltage for robust power handling. Wide temperature range from -40°C to 105°C for versatile environmental conditions.
Through-hole mount type with 3.5 mm tail pins for reliable soldered connections. Supports up to 30 mating cycles for reliable long-term use. Applications include research laboratories, domestic appliance manufacturing, and industrial electronic systems.
Explore the comprehensive Molex Mini-Fit Jr Series and other PCB Header solutions in the EnvMart catalog for quality electronic component sourcing.
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Frequently Asked Questions
This model supports a maximum current of 9A, making it suitable for high-current circuit board applications.
The header is rated for a maximum voltage of 600V, allowing it to handle robust power delivery in electronic assemblies.
It features a pitch size of 4.2mm, which allows for compact and high-density mounting on PCBs.
This unit has 2 contacts arranged in a 2-row configuration, providing secure connections for circuit boards.
The housing is made of nylon, while the contacts are brass with tin plating, ensuring good conductivity and corrosion resistance.
It operates within a temperature range of -40°C to +105°C, making it suitable for various environmental conditions.
This header is designed for through-hole mounting, which ensures a reliable solder joint with its 3.5mm tail pin length.
It is capable of supporting up to 30 mating cycles without degradation, which is beneficial for repeated use in applications.
The orientation of this model is straight, allowing for easy integration into circuit boards.
This header is fully shrouded, which protects the contacts from debris and ensures signal integrity.
The termination type for this connector is solder, which is standard for reliable electrical connections.
The country of origin for this PCB header is China.
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