1376020-1 is a 12-position horizontal board-mounting header from the TE Connectivity D-2100S Dynamic Series single-row standard type connectors. This connector features a 2.5mm pin pitch with gold plating and black housing color, designed with X key configuration. The header has dimensions of 17.7mm (A) x 20.2mm (B) x 14.7mm (C) and is constructed with copper alloy contacts featuring 0.38µm gold-plating over 1.27µm nickel under-plating, with 2.0µm tin-plating on the tail side. The housing is made from UL94V-0 rated thermoplastic PBT containing glass fiber. This connector is RoHS compliant and suitable for industrial wire-to-board applications requiring reliable electrical connections.