Molex Micro-Fit 3.0 Series Straight Through Hole PCB Header, 8 Contacts, 3 mm Pitch, 2 Row, Shrouded 43045-0812

Molex 43045-0812 Micro-Fit 3.0 Series PCB Header is a high-performance electrical connector designed for compact power and signal distribution on printed circuit boards. This 8-contact, 2-row header features a 3 mm pitch and supports up to 5A current per contact at 250V, making it suitable for demanding industrial and commercial electronics applications.

The connector’s thermoplastic housing is robust and shrouded, providing secure protection for the brass contacts plated with tin to ensure reliable conductivity and corrosion resistance over time. Its through-hole mount with a straight orientation simplifies PCB integration. Operating over a wide temperature range of -40°C to 105°C, it supports versatile environments including telecommunications, IT networking, and various consumer electronics.

Designed for durability and performance, the Micro-Fit 3.0 series headers incorporate features such as housing polarizing pegs for correct mating and kinked solder legs in certain variants for added retention. The contacts are fully isolated within the housing to prevent arcing, enhancing fire safety and connector longevity.

This PCB header aligns with compact power connector standards, delivering a high current in a minimal footprint, and is suitable for applications requiring secure, reliable wire-to-board connections. The product does not have certifications but meets typical industry operational specifications.

The Micro-Fit 3.0 series supports high current carrying capacity in a compact design. Brass contacts with tin plating provide stable electrical connection and corrosion resistance. The connector housing is made of durable thermoplastic resistant to high temperatures.

Polarizing pegs and shrouded housing ensure correct and secure mating. Compatible with through-hole mounting and compatible SMT processes for flexible assembly. Operating temperature range from -40°C to 105°C suits diverse industrial conditions.

Ideal for use in telecommunications, IT networking equipment, and consumer electronic devices. Fully isolated contacts improve electrical safety by preventing arcing and fire hazards. Explore more components in the PCB Headers category at EnvMart for your industrial and commercial electronic design needs.