ATC features a molded thermoplastic shell with a reverse bayonet coupling system, jam nut or square flange mounting with strain relief options, and is environmentally sealed against moisture and contaminants. This series of connectors features field installable contacts, is RoHS compliant, meets the SAE J1939 specification, and is ideal for heavy duty industrial applications at an affordable price. Quick installations are achievable with a jam nut shell style which requires no screws. The major applicable markets include but are not limited to: heavy equipment; industrial controls; transportation; marine; and energy.