DMX conversion kit for Electro Controls “Playmate” digital 12 x 2.4KW packs

Electro Controls Quad Module Upgrade Kit (QD-MU KIT)

Johnson Systems EC GEN1 PACK Replacement SCR Packs for Early Generation EC Quad and Alpha Series Dimmers

Johnson Systems EC GEN3 PACK Heavy Duty 50 Amp SCR Packs for Late Model EC Quad and Alpha Series Dimmers

Johnson Systems QD-RPC Rear Power Connector for Electro Controls Quad Dimmers