The HTSW series from Samtec consists of high-temperature, unshrouded terminal strip headers designed for through-hole mounting. They feature 0.025-inch (0.635mm) square posts and are compatible with various Samtec connectors, including the SSW, SSQ, SSM, ESW, ESQ, BCS, BSW, CES, SLW, IDSD, IDSS, SMSD, and SMSS series. These connectors are available in multiple configurations, such as single, dual, or triple rows, with a pitch spacing of 2.54mm and straight orientation. They are suitable for applications where signal integrity and reliability are critical, operating over a temperature range of -55°C to 125°C with 10 µ-inch gold-plated contacts. The terminal material is phosphor bronze, insulated with natural liquid crystal polymer, and they comply with UL and CSA standards. Optional locking features may be included.