The 1-178802-5 is a 5-position, horizontal board-mounting header from the D-3100S Dynamic series, designed for wire-to-board applications. This single-row header features a 3.81mm pin pitch and is constructed with a black housing and an 'X' keying configuration to prevent mismating. It is rated for 250V AC/DC and can support a maximum current of 15A per pole. The component is designed to operate reliably across a temperature range of -55°C to +105°C and withstand up to 1,500V AC. As part of the D-3000 family, it is suitable for various industrial signal and power circuit applications requiring a secure and durable connection.