The Sports Arena Blackout Shutter, MBS-20, is a motorized blackout device designed for use with metal halide and xenon light source fixtures. It is an ideal accompaniment to floodlight systems used in the lighting of indoor sports stadiums and professional sports arenas. A complete weather tight enclosure is planned for full-time outdoor operation.

The MBS-20 has a 20" aperture and operates with a smooth chatterless movement. The MBS-20 responds to either a remote or internal 25 volt control signal and is availablefor either 120, 220 or 277 vold AC operation.

The responsive 2 second full range movement of the MBS-20 makes possible a hole new range of HID lighting control for the sports arena.