The HTSW series from Samtec are high-temperature terminal strip headers designed for reliable signal connections in demanding environments. These unshrouded, through-hole headers feature 0.025-inch (0.635mm) square posts and are compatible with various Samtec connector series including SSW, SSQ, SSM, ESW, ESQ, BCS, BSW, CES, SLW, IDSD, IDSS, SMSD, and SMSS. They are available in single, dual, or triple row configurations, with a pitch spacing of 2.54mm, and can accommodate from one to fifty contacts per row with a straight orientation. The contacts are made of phosphor bronze with a matte tin plating, suitable for high operating temperatures ranging from -55°C to 105°C. The insulator is constructed from natural liquid crystal polymer, complying with UL and CSA standards. Optional locking features are available for added security in connections.