0.250" tab, 18-22 AWG crimp receptacle
The 1217378-1 is the female quick disconnect receptacle in TE's Mark III series, accepting 0.250" (6.35mm) tab width male blades. The brass contact is rated for 18-22 AWG wire with a crimp termination and free-hanging in-line mounting; the non-insulated design requires the mating tab thickness of 0.032" (0.81mm).
