Terminal Blocks - Headers, Plugs and Sockets definition: A terminal block is an accessory product used to achieve electrical connections, and is industrially divided into the category of connectors... Terminal Blocks - Headers, Plugs and Sockets Product Listing: 32509,32508.Connectors, Interconnects type:Circular Connectors(4568089),Barrel - Audio Connectors(714841),Rectangular Connectors - Headers, Male Pins(577481),Card Edge Connectors - Edgeboard Connectors(554593),D-Sub Connectors(513416) .Terminal Blocks - Headers, Plugs and Sockets has 2 pieces of spot stock price information, you can click the "RFQ" button to confirm the inventory and price with the MOST.