The 20021121-00016C4LF is a 16-way 2-row surface-mount vertical Board-to-board Header with gold-plated copper alloy contacts, 1.27mm pitch. This Minitek127 20021121 series connector with black high temperature thermoplastic housing. The housing will withstand exposure to 260°C peak temperature for 10-second in a convention Infra-red or vapour phase reflow oven.