The HTSW series from Samtec are high-temperature, unshrouded through-hole terminal strip headers featuring 0.025" (0.635mm) square posts. These connectors are compatible with various Samtec series including SSW, SSQ, SSM, ESW, ESQ, BCS, BSW, CES, SLW, IDSD, IDSS, SMSD, and SMSS. They are available in a wide range of standard pin counts, terminal lengths, and configurations such as single, dual, or triple rows with optional locking features. The pitch spacing is 2.54mm, accommodating 1 to 50 contacts per row with straight orientation. The contacts are made of phosphor bronze and are matte tin plated, suitable for high-temperature environments from -55°C to 105°C. The insulators are made of natural liquid crystal polymer. These connectors comply with UL E111594 and CSA 090871 standards. They are ideal for industrial applications where signal integrity and reliability are critical.