MTMM-140-09-G-S-355

The Samtec MTMM-140-09-G-S-355 is a 2mm pitch terminal strip header designed for board-to-board or cable-to-board connections. It features 40 positions in a single row, all loaded, with square male pins made of phosphor bronze and a gold contact finish of 20.0µin. The insulation is black liquid crystal polymer (LCP) with a flammability rating of UL94 V-0, and the insulation height is 1.50mm. This unshrouded header supports through hole mounting with solder termination, and has an overall contact length of 0.535" (13.59mm) with a mating contact length of 9.02mm. The operating temperature range is -55°C to 125°C, and the current rating is 3A per contact. The fastening type is push-pull, making it suitable for applications requiring secure but tool-free disconnection. The header is cuttable, allowing customization of the number of positions. The contact material is phosphor bronze, and the contact shape is square, ensuring reliable mating with compatible receptacles. This component is commonly used in industrial, automotive, and consumer electronics where a compact, high-density interconnect is required.