The GRAYHILL part 90HBW04PRT is a surface mount DIP switch designed for use in various electronic applications. It features a SPST configuration with 4 recessed slide switches, allowing for easy ON and OFF switching. With a current rating of 0.1A and a voltage rating of 30VDC, this switch offers reliable performance. It has a gull-wing design for easy soldering onto PCBs and offers a durability of 2000 switch cycles. With a pitch of 2.54mm, it is compatible with standard SMD mounting techniques. This switch is provided in tape and reel packaging for easy handling during production.