Molex 21657 Series Vertical Through Hole PCB Header, 4 Contact(s), 3 mm Pitch, 1 Row, Shrouded

Bulk discount available

Subtotal (1 pack of 5 units)*

$21.62

(exc. GST)

$24.86

(inc. GST)

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  • Plus 240 unit(s) shipping from 15 December 2025
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Pack(s)
Per Pack
Per unit*
1 - 4$21.62$4.324
5 - 9$19.90$3.98
10 +$17.96$3.592

*price indicative

RS Stock No.:
536-187
Mfr. Part No.:
2165711044
Brand:
Molex
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Brand

Molex

Product Type

PCB Header

Series

21657

Pitch

3mm

Current

13A

Number of Contacts

4

Housing Material

Liquid Crystal Polymer

Number of Rows

1

Orientation

Vertical

Shrouded/Unshrouded

Shrouded

Connector System

Power, Wire-to-Board

Mount Type

Through Hole

Contact Material

High Copper Alloy

Contact Plating

Matt Tin

Termination Type

Solder

Minimum Operating Temperature

-40°C

Row Pitch

3mm

Maximum Operating Temperature

125°C

Tail Pin Length

3.18mm

Contact Gender

Female

Standards/Approvals

No

Voltage

600 Vrms

COO (Country of Origin):
CN
The Molex Micro fit+ versa Color Vertical Header is an exceptional component designed for efficient wire to board connections. Engineered with a three millimetre pitch, this through hole header supports four circuits and is adorned with a resilient matte tin plating that ensures durability and reliable performance. Its vibrant yellow colour not only enhances visibility but also signifies its advanced technology, including glow wire capability. This header is ideal for applications requiring robust connections, ensuring that your electronic devices maintain a solid operational foundation. In addition to its superior functionality, the part is compliant with various industry standards, making it a trustworthy choice for professionals and hobbyists alike. Discover an advanced solution that doesn't just promise quality, but delivers it consistently in every environment.

Optimised for power applications with enhanced connectivity

Glow wire capable which ensuring safety and compliance with fire safety standards

Vertical orientation allows for efficient use of space in compact designs

Low halogen status contributes to environmental sustainability

High copper alloy construction guarantees superior electrical performance

Durability rated for 25 mating cycles which ensuring long term reliability

Keying features provide secure and stable connections during operation

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