JST YL Series Receptacle Housings A range of multi-pole receptacles from the JST YL series of wire-to-wire connectors. The receptacles are intended for use with crimp pin contacts, RS 392-2666 . Voltage and current ratings are dependent on wire size used. • Suitable wire size: 26 to 20 AWG (0.13 to 0.5 mm2) • Maximum working voltage: 300V • Maximum current rating: 10A • UL, CSA, and TUV approvals 4.5mm wire-to-wire JST YL Series A range of JST YL series 4.5mm pitch wire-to-wire crimp style connectors