RD121-SO

RD121-SO Rack Dimmer

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The RD121-SO is a 12-channel rack-mount dimming system with Socapex output connections, designed for permanent lighting installations requiring dependable forward phase dimming, integrated scene recall, and 8 built-in chase scenes. Ideal for churches and houses of worship, theaters, schools, conference spaces, and other multi-purpose venues.

Key Features

• 12 channels, 1200W per channel (14,400W total)
• Forward phase dimmed 120VAC output with non-dim (relay type) capability
• 8 Built-in chase scenes
• DMX-512 lighting control compatibility
• Hardwired terminal input
• Socapex output connections
• Integrated 1 scene memory
• Contact closure input support
• Supports incandescent, halogen, fluorescent, and LED fixtures
• Fast-acting magnetic circuit breakers
• 19-inch rack-mount design
• UL-508 compliant

The RD121 supports DMX-512 control and contact closure operation for flexible system integration across installed lighting environments. With 8 integrated chase scenes,  it allows simple operation of multiple lighting presets without requiring a dedicated lighting console, making the system well suited for everyday operation. It also includes 1 local programmable scene for simple operation at the unit.

Each channel provides 1200 watts of forward-phase dimming capacity and is protected by fast-acting magnetic circuit breakers for dependable long-term operation. Designed for use with incandescent and compatible dimmable fixture types, the RD121-SO operates on 120/240VAC single-phase power systems with 60A per leg. Its rack-mount construction, architectural integration capabilities, and high-capacity dimming performance make it a reliable solution for demanding permanent installation environments.

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