SUMICON 1600 SERIES RECTANGULAR CONNECTORS The SUMICON 1600 series are multi-contact connectors designed by Hirose. 8, 12, 16, 20, 24, 28, 34, 45 and 60-contact models available (same as the 1300 series). The connector units are available in three types: soldering, wrapping, and crimping. Accessories are C case, CA case, CBA case, ST stopper, STA stopper, and STB stopper, By combining the many options noted above, the SUMICON 1600 series connectors meet a wide variety applications.