The B2B-ZR-SM4-TF is a 2-way 1-row ZH Top Entry Header with tin-plated brass contacts, 1.5mm pitch spacing and surface mount termination. Contact retention lances on the housing make insertion easier, while the dimple at the centre of the contact ensures reliable contact with the post. Compact, low profile design, reliable contact construction, distortion-resistant construction, compatible with the ZR insulation displacement connectors.