0430450212

About this part

# 0430450212 – 2-Position Micro-Fit 3.0 Header – Molex

The 0430450212 from Molex is a high-performance, 2-position Micro-Fit 3.0 header designed for reliable board-to-wire connections in demanding applications. PCX supplies this premium interconnect component with guaranteed fast shipping and dedicated customer support, ensuring you receive a genuine, high-quality part exactly when you need it.

## Key Features
* **Connector Type:** Header, Male Pins
* **Number of Positions:** 2
* **Current Rating:** 8A
* **Voltage Rating:** 600V
* **Mounting Type:** Through Hole
* **Fastening Type:** Secure Locking Ramp
* **Contact Finish:** Tin
* **Insulation Material:** UL94 V-0 Rated Liquid Crystal Polymer (LCP), Glass Filled

## Technical Details
This rectangular connector is part of the robust Micro-Fit 3.0 43045 series. It features a 2-row design with a row spacing of 0.118″ (3.00mm) and is fully shrouded with a 4-wall design and integrated board guide for secure mating and misalignment prevention. The male pins are made from brass with a tin finish and are designed for through-hole soldering termination. It operates effectively within a broad temperature range, making it suitable for various environments.

## Common Applications
This versatile header is engineered for use across numerous industries, including:
* Automotive control modules and systems
* Industrial automation equipment and machinery
* Medical devices and diagnostic equipment
* Telecommunications infrastructure
* General-purpose consumer electronics and power supplies

## About the Manufacturer: Molex
Molex is a globally recognized leader in the development and manufacturing of electronic connectivity and sensor solutions. With a rich history of innovation, the company is renowned for its engineering excellence and commitment to creating products that meet the evolving needs of the electronics industry. Their components are trusted by designers and engineers worldwide for critical applications where performance and reliability are non-negotiable.

Molex’s dedication to quality is evident in their rigorous testing procedures and adherence to international standards. They invest heavily in research and development to pioneer new interconnect technologies, ensuring their products, like the Micro-Fit 3.0 series, offer superior performance, durability, and miniaturization to enable the next generation of electronic devices.

## About Board-to-Wire Headers
Board-to-wire headers are fundamental interconnects that provide a secure and reliable interface between a printed circuit board (PCB) and a wire or cable assembly. They serve as the critical junction point for power and signal transmission, ensuring a stable and consistent electrical connection that is resistant to vibration and environmental stressors. The choice of header directly impacts the assembly process, overall system reliability, and long-term performance.

Selecting a high-quality header from a reputable manufacturer like Molex is essential for preventing system failures, voltage drops, and signal integrity issues. Headers with features like locking mechanisms, high current ratings, and robust housings are vital for applications subject to mechanical shock, frequent mating cycles, or harsh operating conditions. They are indispensable components in virtually every sector of electronics manufacturing.

## Packaging
This component is supplied in industry-standard tray packaging, ideal for automated assembly processes. Please contact PCX for specific quantity pricing and availability.

## Frequently Asked Questions (FAQs)

**Question: What is the mating connector for this header?**
**Answer:** This header is designed to mate with the corresponding Micro-Fit 3.0 receptacle housings and crimp terminals from Molex, ensuring a secure and reliable connection.

**Question: What is the maximum wire gauge compatible with the mating terminals?**
**Answer:** The Micro-Fit 3.0 system typically supports a wire range of 20 AWG to 28 AWG. We recommend consulting the official Molex datasheet for the specific crimp terminal for precise specifications.

**Question: Is this connector rated for automotive use?**
**Answer:** Yes, the robust construction, high current and voltage ratings, and secure locking ramp feature make this header an excellent choice for various automotive applications.

**Question: What is the purpose of the board guide feature?**
**Answer:** The integrated board guide helps align the connector during the mating process, preventing damage to the pins and ensuring a correct and secure connection every time.

**Question: Can I get a sample of this part before placing a large order?**
**Answer:** PCX understands the need to evaluate components. Please contact our customer support team to inquire about sample availability and terms.

**Question: Why is the UL94 V-0 flammability rating important?**
**Answer:** A UL94 V-0 rating means the insulation material is self-extinguishing. This is a critical safety feature, especially in power-related applications, as it significantly reduces the risk of fire propagation.

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*Product image is for representational purposes only. Please refer to the datasheet for exact specifications.*
[View Datasheet](https://www.molex.com/en-us/products/part-detail/43045-0212?display=pdf) (Hosted on manufacturer’s site; PCX can provide a local copy upon request)

**Secure your reliable supply chain for this essential component. Order from PCX today for fast delivery and expert support!**