The SW20-RC3 is a part of Hirose Electric Co., Ltd, a Japanese manufacturer and supplier of electronic connectors, ranging from telecommunication and automotive industries to medical and industrial sectors. The SW20-RC3 is a circular connector from Hirose's waterproof, sealed series of connectors designed for reliable electrical performance in harsh environments. It is typically used for data and power connections in industrial and medical environments and is a reliable choice for wet, dirty and exposed conditions. The SW20-RC3 is available in male/female versions, with a 3-pole configuration, and has a length of 28mm. It is waterproof, dustproof, and resistant to vibration and shock. It also meets the IP68 protection standards.