Medeco Key Management Solutions Medeco offers the T21 Key Management System as a stand alone way to manage multiple keys within a location. Medeco also offers the new SPC Secure Programming and Charging Device for Medeco XT. Medeco XT SPC T21 Key CabinetWhat is the Medeco T21? Medeco's T21 is a sophisticated… Dealer Locator Enter Postal Code Advanced Search For Export Security Solutions, Click Here. Click here for Engineered Security Solution dealers.