This is the standard female 4-pin fan connector. It shares the same 3-pin locking tab that most motherboard fan connectors have for backwards compatibility with 3-pin fans.
Wire gauge range: 22 AWG to 26 AWG
Total contents: 10 housings and 48 crimp connectors (8 extra crimp pins included)
We recommend the SN-28B crimping tool for these connectors