S4B-PH-K-S(LF)(SN) Connector Header: Reliable Board-to-Cable Solution by JST 2025-04-20 Discover the S4B-PH-K-S(LF)(SN) connector header by JST Sales America Inc. A high-quality, 4-position, 2mm pitch male pin header ideal for board-to-cable applications with 2A current rating and UL94 V-0 flammability rating.