Used to boost the capacity of an ISD, DSD, or SQIDC Series wall-box dimmer. Also allows an ISD Series dimmer to control three-wire fluorescent dimming ballasts and SQIDC dimmers to control four-wire fluorescent dimming ballasts.
RDMF 2000 120: For Mark X Powerline and Hi-Lume, 120V applicationsRDMF 3000 277: For Mark X Powerline and Hi-Lume, 277V applicationsRDMI 2000 120: For Incandescent and Magnetic Low Voltage applications