Pack of 20 DC female barrel jack sockets, 2.1 x 5.5 mm, designed for CCTV camera cable termination and repairs. These connector sockets provide a consistent, spacesaving solution for powering surveillance equipment and other lowvoltage devices that use the standard 2.1 x 5.5 mm DC barrel plug. Key benefits Reliable power connections: Standard 2.1 x 5.5 mm size matches common DC barrel plugs to reduce loose or intermittent contacts. Bulk quantity for convenience: 20 identical connectors let you complete multicamera installations, maintain spare parts inventory, or handle multiple repairs in one . Simple to use: Designed for straightforward cable termination and replacement, saving installation time and reducing system downtime. Versatile compatibility: Suitable for CCTV cameras and other lowvoltage equipment that use the 2.1 x 5.5 mm DC plug format. What it does Functions as a female DC power socket to accept a matching 2.1 x 5.5 mm male barrel plug. Allows clean, secure power connections for surveillance systems and related devices. Ideal for wiring, , and replacement tasks where a reliable DC jack is required. Important attributes Quantity: 20 pieces per pack for bulk use and spares. Connector size: 2.1 x 5.5 mm standard DC barrel format. Function: Female DC power jack socket for cable termination. Performance: Designed to provide steady power transfer and a snug fit with compatible plugs. Installation: Intended for typical cable termination methods used in CCTV and lowvoltage electronics work. Practical use scenarios CCTV system installation: worn jacks or prepare multiple camera cables with matching female sockets to ensure consistent power connections across a surveillance installation. Onsite repairs and maintenance: Keep a supply of sockets for quick field repairs when a camera loses power due to a damaged jack. DIY electronics and lowvoltage projects: Use the sockets when building or modifying devices that accept a 2.1 x 5.5 mm DC barrel plug. This pack supplies a practical, standardized solution for powering CCTV cameras and other devices that use the 2.1 x 5.5 mm DC barrel plug, helping maintain reliable operation and simplifying installations and repairs.