The MOLEX / WALDOM 43045-1212 is a Micro-Fit 3.0 vertical header, part of the Micro-Fit 3.0 Connector System. This header is designed for robust wire-to-board connections and is commonly used in applications requiring a secure and reliable electrical interface. It features a dual-row configuration with 12 circuits, tin plating for excellent solderability, and a high-temperature thermoplastic resin for durability. The header is polarized to the PCB and shrouded for added protection against accidental shorts. It is also glow-wire compliant, meeting safety standards for household and similar electrical appliances. Its halogen-free construction and RoHS compliance make it an environmentally responsible choice for modern electronic designs.