The HTSW series from Samtec consists of high-temperature terminal strip headers designed for reliable signal connections. These unshrouded through-hole headers feature 0.025-inch (0.635 mm) 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 pitch spacing of 2.54 mm, accommodating 1 to 50 contacts per row in a straight orientation. The contacts are gold-plated with a high-temperature range from -55°C to 125°C, made from phosphor bronze, with a natural liquid crystal polymer insulator. These connectors meet UL E111594 and CSA standards and optionally include locking features for secure connections.