The Burk Plus-X GSC Adapter lets you easily and affordably upgrade legacy GSC and VRC systems to the ARC Plus. The Plus-X GSC connects to up to two GSC/VRC wiring interfaces and command relays using the same DB37 cables as the legacy remote control. You won’t need to rewire a single channel to upgrade to the ARC Plus, saving hours of toil.The Plus-X GSC Adapter includes all the I/O needed for up to 16 channels, eliminating the need for additional input and output units.With its 256 channel capacity and Ethernet I/O architecture, a single ARC Plus can replace multiple ARC-16 systems. Simply install a Plus-X GSC Adapter at each site.Burk Plus-X GSC Adapter Features:Connects two wiring interfaces and two command relaysProvides ARC Plus access to existing GSC/VRC channels without rewiringEthernet link to ARC PlusWorks with Command Relay and wiring interface panels for: GSC3000 I/O 16, VRC2500, VRC2000 and VRC1000