The RA-122 is a 12 channel x 2400 watts per channel dimmer. It accepts DMX-512 signals and allows remote station control of preset scenes. The unit operates from either single phase or three phase power. The highly versatile RA-122 may utilize multiple remote stations to activate specific user programmed scenes pre-stored in the unit. Several remote types may be used. The RA-122 is UL-508 compliant and is listed by MET Laboratories.