The HTSW series from Samtec are high-temperature terminal strip headers designed for reliable electrical connections. These unshrouded through-hole headers feature 0.025 inch (0.635 mm) square posts and are compatible with various Samtec connector series such as SSW, SSQ, SSM, ESW, ESQ, BCS, BSW, CES, SLW, IDSD, IDSS, SMSD, and SMSS. Available in single, dual, and triple-row configurations, they offer a pitch spacing of 2.54 mm. The series supports a high operating temperature range from -55°C to 105°C with matte tin plated phosphor bronze contacts and natural liquid crystal polymer insulators. Optional locking features are available for enhanced security. These connectors are suitable for industrial applications and comply with UL and CSA standards.