Molex Micro-Fit 3.0 Series Straight Through Hole PCB Header 4 Contact 3 mm Pitch 2 Row Shrouded 43045-0412

Molex 43045-0412 Micro-Fit 3.0 Series Straight Through Hole PCB Header features a 4-contact, 2-row shrouded design with 3 mm pitch for compact power connector applications. This wire-to-board PCB header is engineered to carry currents up to 5A per contact, making it ideal for low to mid-range power distribution tasks.

The header housing is made of high-temperature thermoplastic material compliant with UL 94V-0, able to endure IR reflow soldering temperatures of up to 265°C. The brass contacts plated with tin provide reliable electrical conductivity and resist corrosion, enhancing the product’s longevity under industrial conditions.

Its polarised pins prevent misalignment, reducing risks of short circuits or damage during installation. The kinked solder legs improve mechanical stability by securing the header firmly onto the PCB.

This PCB header finds its use in a variety of fields including gaming consoles, solar power setups, medical equipment, and telecommunication networks, providing dependable performance in industrial, electrical, and electronic applications.

The header supports a maximum current of 5A per contact for efficient power distribution. Constructed with thermoplastic housing capable of withstanding IR reflow soldering up to 265°C. Tin-plated brass contacts offer excellent conductivity and corrosion resistance.

Polarised design ensures correct alignment and prevents short circuits. Kinked solder legs provide enhanced PCB retention and durability. Suitable for applications in gaming consoles, solar power installations, medical equipment, and data communications.

This product belongs to the Molex Micro-Fit 3.0 Series of PCB Headers, known for compact sizing and reliable power connections in electronic and electrical assemblies. Browse more in our Electronics & Electricals category for related PCB connectors and power distribution components.