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Access our full support library for setup, troubleshooting, system integration, cross-reference for discontinued competitor products and more!
Don’t know where to get started? Come over to our exclusive Project Planner to get recommendations for Lightronics solutions specific to your needs!
Looking to engage with the Lightronics team face to face or connect with one of our approved dealers at a local event? Take a look at our calendar!
Lightronics has been manufacturing reliable lighting solutions for over 40 years. Learn more about our History, Values, and Employment Opportunities here!
Products » Portable Dimming » AS40M-UT-DMX3PIN
The AS40M-UT-DMX-3PIN is the Twistlock Power Input Connecter, DMX 3-pin, version of the 4-channel portable A/C dimmer pack, with local controlling capability, compatible with DMX-512 lighting control systems. Designed for flexible, on-the-go operation, it is ideal for spaces requiring temporary lighting for events, locations without dimming power infrastructure, or areas with limited space needing compact lighting control. Supporting up to 2,400 watts total load capacity, it provides 600 watts per channel across four channels for reliable operation. Designed for use with incandescent and dimmable lighting fixtures, it delivers portable dimmed output control, supports non-dimmable (relay) operation, and includes built-in chase functionality for stand-alone use without a controller.
| Weight | 3.6 lbs |
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| Dimensions | 8 × 9 × 2.25 in |
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(What discontinued products are comparable to this product?)
The Lightronics AS40M-UT-DMX3PIN is the Twistlock Power Input Connector, DMX 3-pin, version of the 4-channel portable A/C dimmer pack, with available local control, designed for DMX-512 operation. Featuring 3-pin DMX input and output connections, it provides compatibility with a wide range of commonly used lighting controllers. The unit delivers flexible, on-the-go control of connected lighting loads and is well suited for temporary or mobile installations requiring dependable portable dimming.
Key Features
• 4 dimming channels, 600W per channel (2,400W total)
• 3-pin DMX-512 input/output for expanded controller compatibility, with local control available directly on unit
• Forward phase dimmed 120VAC output
• Switchable non-dim (relay) mode for compatible loads
• Built-in chase patterns for stand-alone operation
• Twistlock Power Input Connector
• Edison output connectors for standard 120V devices
• Addressing controls for flexible DMX configuration
• Compact, portable design for temporary installations
Users can control lighting through a DMX-512 console or operate the unit independently using built-in chase patterns. This stand-alone capability makes it well suited for smaller setups where a full control system is not required, while DMX-512 compatibility allows seamless integration into larger lighting systems.
Integration into existing lighting systems is straightforward. The AS40M supports standard DMX-512 daisy-chain connections for multiple dimmer packs and can be configured for relay operation when controlling non-dimmable loads. This flexibility allows the unit to be used across a wide range of portable lighting applications.
Designed for dependable, portable operation, the AS40M delivers consistent dimming performance in a compact form factor. Its durable construction, flexible control options, and stand-alone functionality make it a practical solution for facilities and events requiring reliable, mobile lighting control.