KD501/502 have been the industry requirement for over 30 years. This waterproof silicon filled connector is used with double insulated two core cables, 3-pin also available. KD501/502 connectors are Intertek certified to FAA.
KD501 (Plug) and KD502 (Receptacle) are packed and delivered in kit including all the necessary parts for making the assembly on secondary cable. Each secondary connector kit contains components for a plug or a receptacle.