Molex Micro-Fit 3.0 Series Vertical Through Hole PCB Header, 12 Contact(s), 3 mm Pitch, 2 Row, Shrouded

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Subtotal (1 pack of 5 units)*

$17.99

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$20.69

(inc. GST)

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  • 260 unit(s) ready to ship from another location
  • Plus 2,085 unit(s) shipping from 18 December 2025
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Per Pack*
5 - 250$3.598$17.99
255 - 500$3.538$17.69
505 +$3.478$17.39

*price indicative

Packaging Options:
RS Stock No.:
233-2927
Mfr. Part No.:
43045-1212
Brand:
Molex
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Brand

Molex

Product Type

PCB Header

Series

Micro-Fit 3.0

Current

8.5A

Pitch

3mm

Housing Material

Thermoplastic

Number of Contacts

12

Number of Rows

2

Orientation

Vertical

Shrouded/Unshrouded

Shrouded

Mount Type

Through Hole

Connector System

Wire-to-Board

Contact Material

Brass

Contact Plating

Tin

Minimum Operating Temperature

-40°C

Row Pitch

3mm

Termination Type

Solder

Maximum Operating Temperature

105°C

Contact Gender

Male

Standards/Approvals

No

Mating Pin Length

3mm

Voltage

600 V

Distrelec Product Id

304-40-673

Molex Micro-Fit 3.0 Series PCB Header, 8.5A Current Rating, 3mm Pitch - 43045-1212


This PCB header ensures a dependable connection in various applications, especially in power and wire-to-board configurations. The Micro-Fit 3.0 connector features a shrouded design that enhances safety and usability, providing a secure fit for demanding requirements within the automation and electronics sectors.

Features & Benefits


• Brass contacts deliver high conductivity and durability

• Glow wire compatible, designed to withstand high-temperature ratings

• Vertical orientation facilitates streamlined integration into various devices

Applications


• Utilised for power distribution in printed circuit boards

• Compatible with microcontrollers and electronic devices

What is the current rating per contact, and can it handle my application?


The maximum current rating is 5A per contact, ensuring adequate performance for various setups. Ensure your configuration does not exceed this rating.

How should I install the component for optimal performance?


Solder the component through the designated holes on the PCB for a secure fit. Ensure correct alignment before soldering.

Can multiple headers be used in the same circuit?


Yes, multiple headers can be employed, as long as they do not surpass the collective current limitations of your circuit.

What is the recommended PCB thickness for use?


The advised PCB thickness for this header is 1.60mm, which ensures optimal retention and connection integrity.

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