USB 3.1 Receptacle Connectors Amphenol FCI USB 3.1 Type C Gen 1 and 2 Receptacle Connectors offer a small form factor and a reversible design that enables quick and easy connections no matter which way the connectors are inserted. Amphenol FCI connectors support power delivery up to 100W and performance speeds of up to 5Gb/s for Gen 1 and 10Gb/s for Gen 2.