2.1mm x 5.5mm Metal DC Power Supply Jack Socket Female Panel Mount Connector2, 5, or 10 Piece Quantities Features: Metal panel mounting plastic/metal 2.1mm x 5.5mm DC socket Metal case and threads 2 terminal style – positive (inner conductor) & negative Outer conductor is electrically connected to shield (non-isolated ground) Mounting hole: 7.8mm – 8mm Includes locking nut Terminals are 2.8mm wide, accept standard 2.8mm push-on wire connectors or solder connections Requires total clearance behind panel of 14mm Specifications: Contact rating: 3A 12V DC maximum Connector size: 2.1mm x 5.5mm x 9mm Overall size: 11mm x 11mm x 21mm Max panel thickness: 3mm Package includes: 2x/5x/10x DC Power Supply Metal Female Panel Mount Connector 2.1mm x 5.5mm Locking nuts Contact us for Quantity/OEM discounts. Get it faster! Stocks and ships from our US Colorado office for quick delivery. We provide FREE USPS First Class Shipping with Tracking – Not Economy Shipping