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Molex QF-50 Series Straight Through Hole PCB Header 14 Contacts 2.54 mm Pitch 2 Row Shrouded 90571-1141
Specifications
| Country of Origin | Ireland |
|---|---|
| Voltage | 250V |
| Brand | Molex |
| Orientation | Straight |
| Current | 1A |
| Mount Type | Through Hole |
| Housing Material | Polyester |
| Contact Material | Brass |
| Series | QF-50 |
| Termination Type | Solder |
| Maximum Operating Temperature | 85°C |
| Minimum Operating Temperature | -25°C |
| Number of Rows | 2 |
| Pitch | 2.54mm |
| Contact Plating | Gold |
| Number of Contacts | 14 |
| Contact Gender | Male |
| Shrouded/Unshrouded | Shrouded |
| Connector System | Wire-to-Board |
| Molex Part Numbers | 90571-1xxx with ejectors |
Key Features
- The QF-50 series provides straight, shrouded, through-hole mounting.
- Contacts are made of brass with gold plating for corrosion resistance and excellent conductivity.
- The housing material is durable polyester to ensure mechanical stability.
- Rated for 1A current and 250V operating voltage with solder termination.
- Operates between -25°C and 85°C for diverse environmental applications.
- Fully compatible with C-Grid III series and meets MIL-C-83503 keying standards.
- Designed for industrial electronic assemblies requiring secure, high-density PCB connections.
Product Description
Molex 90571-1141 is a QF-50 series straight through hole PCB header with 14 male contacts organized in 2 rows and 2.54 mm pitch, designed for high performance wire-to-board applications. The connector is shrouded to protect pins, enhancing durability and preventing damage during insertion and operation.
The housing is constructed from robust polyester providing excellent electrical insulation and mechanical strength. The brass contacts are plated with gold, improving conductivity and corrosion resistance for reliable long-term performance. This header supports a current rating of 1A and voltage rating of 250V, suitable for a broad range of low power electronic circuits.
Its through-hole mount and solder termination offer strong mechanical anchoring on PCBs, ideal for industrial, telecommunications, and computing hardware. Operating temperature ranges from -25°C to 85°C, making it adaptable to various environmental conditions. The connector meets standards including DIN 41651 and MIL-C-83503 keying, ensuring compatibility with C-Grid III systems.
This product excels in applications requiring rugged and dense PCB interconnections such as automation equipment, instrumentation, and embedded electronics. Its shrouded design also improves safety by minimizing accidental pin contact.
Note that this part is manufactured in Ireland, reflecting high quality and compliance with international standards. Molex part numbers 90571-1xxx have ejectors for enhanced connector reliability, while 90571-2xxx do not include ejectors.
The QF-50 range offers 1.27 mm (0.050 inch) IDT wire-to-board ribbon cable compatibility. Designed for use in industrial, manufacturing, and electronics assembly sectors. Explore the range of Molex PCB Headers and connectors available at EnvMart for your next project or production line optimization.
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Frequently Asked Questions
This model has a current rating of 1A, making it suitable for low power electronic circuits.
It is rated for an operating voltage of 250V, ensuring compatibility with various electronic applications.
The contacts are arranged with a pitch size of 2.54 mm, which is standard for many PCB connections.
This unit features 14 male contacts organized in 2 rows, providing multiple connection points for wires.
The contacts are made of brass and plated with gold, enhancing conductivity and corrosion resistance.
It operates effectively within a temperature range of -25°C to 85°C, making it suitable for diverse environmental conditions.
Yes, it is fully compatible with the C-Grid III series and meets MIL-C-83503 keying standards for enhanced reliability.
This header uses solder termination, providing strong mechanical anchoring on PCBs during assembly.
The housing is made from durable polyester, which provides excellent electrical insulation and mechanical strength.
It is manufactured in Ireland, reflecting high quality and compliance with international standards.
This model features a straight orientation, designed for through-hole mounting on printed circuit boards.
Yes, Molex part numbers 90571-1xxx include ejectors for enhanced reliability, while 90571-2xxx do not include ejectors.
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