The HTSW series from Samtec consists of high-temperature terminal strip headers designed for reliable signal connections in industrial applications. These unshrouded through-hole headers feature 0.025-inch (0.635mm) square posts and are compatible with various Samtec connectors, including SSW, SSQ, SSM, ESW, ESQ, BCS, BSW, CES, SLW, IDSD, IDSS, SMSD, and SMSS series. They offer a wide range of standard pin counts, terminal lengths, and options for single, dual, or triple row configurations. The headers have a pitch spacing of 2.54mm, with right-angle orientation, and are rated for high operating temperatures from -55°C to 105°C with matte tin-plated contacts. Made from phosphor bronze with a natural liquid crystal polymer insulator, they comply with UL and CSA standards. Optional features include locking leads and locking clips for enhanced retention. These headers are suitable for industrial applications requiring signal integrity and reliable connections.