Doug Fleenor Design makes a series of Relay Packs that are controlled by DMX512. These six channel units are designed to switch up to 15 amp line voltage loads and use 30 amp relays. Line voltage input is on an 18" 12/3 SJ pigtail(s) fitted with 15 amp parallel blade plug(s). Model DMX6REL15A has one line in pigtail. Model DMX6REL30A has two line in pigtails (one for channels 1-3, one for channels 4-6). Switched line outputs are on chassis mounted 15 amp parallel blade receptacles.