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Molex Mini-Fit Jr Series Shrouded Straight Through Hole PCB Header 4 Contacts 4.2 mm Pitch 9A Current Rating 600V 39-28-1043
Specifications
| Country of Origin | Japan |
|---|---|
| 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 | 4 |
| Contact Gender | Male |
| Shrouded/Unshrouded | Shrouded |
| Connector System | Wire-to-Board |
Key Features
- Constructed with brass contacts and tin plating for reliable electrical connectivity.
- Features a nylon housing material ensuring durability and insulation.
- Supports a wide operating temperature range from -40°C to +105°C, suitable for demanding applications.
- Shrouded design prevents debris ingress and ensures secure wire connections.
- The connector system is Wire-to-Board with a 2-row configuration and straight orientation.
- Mounting type is through hole with solder termination for firm PCB attachment.
- Designed with male contact gender and 4.2 mm row pitch to fit high-density wire arrangements.
- Rated for use up to 600V making it suitable for power electronics and industrial uses.
Product Description
Molex 39-28-1043 Mini-Fit Jr Series PCB Header is a high-performance shrouded straight through hole connector designed to provide reliable electrical contact in power and electronic circuits. Featuring 4 contacts with a pitch of 4.2 mm, this component supports a continuous current rating of 9A and a voltage rating of 600V. The brass contacts plated with tin offer excellent conductivity and corrosion resistance.
The connector housing is made from durable nylon material, providing robust insulation and mechanical strength. Its shrouded design prevents foreign debris ingress ensuring long-term reliability in industrial and demanding environments. With a minimum operating temperature of -40°C and maximum of 105°C, the part is suitable for use in a range of conditions including manufacturing machinery, research and development facilities, domestic appliances, and lighting systems.
The Mini-Fit Jr series supports wire-to-board systems, enabling efficient and secure power and signal transmission between wiring and printed circuit boards. This model features a 2-row, straight orientation male contact arrangement facilitating high-density wiring layouts. The through hole mounting with solder termination ensures a stable electrical and mechanical connection.
Brass contacts with tin plating ensure consistent and durable electrical connections. Nylon housing provides mechanical robustness and insulation safety. Wide operational temperature range accommodates diverse industrial applications.
Shrouded construction enhances connector protection and reliability. Wire-to-board connector system designed for power and signal integration. Through hole mount and solder termination ensure secure PCB attachment.
This Molex Mini-Fit Jr PCB header is ideal for industrial, electronic manufacturing, HVAC, lighting, and laboratory instrumentation requiring dependable power connections across PCB assemblies.
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Frequently Asked Questions
This model has a continuous current rating of 9A, making it suitable for various power applications.
The voltage rating for this connector is 600V, allowing it to be used in high-voltage applications.
The contacts are made of brass with tin plating, while the housing is constructed from durable nylon material.
The contact pitch for this model is 4.2 mm, designed to accommodate high-density wiring layouts.
It supports a wide operating temperature range from -40°C to +105°C, suitable for demanding environments.
This model features a through hole mounting type with solder termination for secure attachment to printed circuit boards.
It utilizes a wire-to-board connector system, facilitating efficient power and signal transmission between wiring and PCBs.
The contacts in this PCB header are male, designed for reliable connections.
This model is equipped with 4 contacts, allowing for multiple connections in a compact design.
The orientation of this PCB header is straight, which is suitable for various installation scenarios.
The country of origin for this PCB header is Japan, known for its high manufacturing standards.
This model is suitable for use in industrial, electronic manufacturing, HVAC, lighting, and laboratory instrumentation applications.
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