The TSW series from Samtec are standard terminal strip headers. These are unshrouded through hole headers with 0.025" (0.635mm) square post and mates with Samtec SSW, SSQ, SSM, ESW, ESQ, BCS, BSW, CES, SLW, IDSD, IDSS, SMSD and SMSS series of connectors. TSW series connectors are available with industry's largest variety of standard pin counts, terminal lengths and are used where signal integrity and reliability is of major concern.