FeaturesYellow PVC jacket, gold over nickel plated copper alloy contact, black epoxy coated zinc coupling nut1/2-20 end 1 thread sizeThreaded coupling styleFemale pigtail genderDual keyway5.08 mm cable diameter, 1/2-20 UNF mounting thread sizeM12 design meets IEC specifications, IP67 ratingIndustry standard interface compatible with a wide array of sensors and switchesProvides a longer lasting, high performance electrical contactPrevents the coupler from loosening even under extreme vibrationHarsh duty receptacle