The part number 254PW12E0152-F5HF5H is from. Nicomatic, a company that manufactures custom electrical connectors and components. This part number is for their MULTI-WAY 254 series butt-type connector. It has a total of 12 contacts, with sizes 2+4. The connectors’ shell material is aluminium with a finish of Olive Drab Chromate, and the contact material is phosphor bronze. The contacts are arranged in 2 rows with a pitch of 2.54mm, and a wire range size of 6-14AWG. All these features make this connector a reliable and reliable connection solution in many applications.