SS-52000/52100 USB 2.0 & 3.0 Receptacles Stewart Connector / Bel SS-52000/52100 USB 2.0 and 3.0 Receptacles feature high-temperature plastic with 30µ' of gold on the contacts. The receptacles have a nickel shield and an operating temperature range of -20ºC to 80ºC. The SS-52100 USB 2.0 receptacles are available in right angle and vertical mount, single and 1x2 port configurations. The SS-52000 USB 3.0 receptacles are available in right angle (horizontal and vertical port orientations), single, and 1x2 port configurations.