Ltech LT-904 DMX512 Decoder – Professional 4-Channel LED Control
Take complete control of your LED lighting installations with the Ltech LT-904 DMX512 Decoder. This professional-grade controller delivers precise 4-channel control for complex lighting systems, perfect for architectural, entertainment, and commercial applications requiring sophisticated lighting control.
Professional DMX Advantages:
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Dual connectivity – RJ45 and 3-pin XLR DMX sockets for maximum compatibility
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Digital display – clear DMX address indication with button adjustment or RDM programming
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High current capacity – 6A per channel for powering substantial LED loads
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Flexible dimming – adjustable PWM frequency and dimming curves for optimal performance
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Precision control – selectable 8-bit (256 levels) or 16-bit (65,536 levels) dimming resolution
Perfect Applications:
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Architectural lighting – precise control of building facade and feature lighting
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Entertainment venues – dynamic lighting control for bars, clubs, and event spaces
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Retail installations – sophisticated display lighting with scene programming
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Stage and theatre – professional lighting control integrated with DMX systems
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Large commercial projects – centralized control of multiple LED zones
Installation Advantages:
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Versatile mounting – four fixing points on base for secure installation
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Professional connections – industry-standard DMX connectivity options
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Scalable system – daisy-chain multiple units for expanded control
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RDM compatible – remote device management for system-wide configuration
Power Capacity Planning:
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Per Channel = 6A maximum (72W at 12V / 144W at 24V)
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Total Capacity = 24A across 4 channels
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12V Systems = Up to 288W total LED load capacity
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24V Systems = Up to 576W total LED load capacity
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Power Supply Required = Separate constant voltage LED driver needed
Browse our 12V power supplies, 24V power supplies and dimmable PSUs or contact our technical team for free consultation: sales@weloveleds.co.uk
Professional Quality You Can Trust:
Built for commercial applications with robust construction and reliable DMX signal processing. 5-year manufacturer warranty with automatic fault recovery.
Planning a bigger project? We offer technical support and system design consultation for complex installations.
Professional DMX Integration
The LT-904 integrates seamlessly into professional DMX512 lighting networks. Configure DMX addresses via the digital display and buttons, or use RDM (Remote Device Management) for system-wide programming. Adjustable PWM frequency ensures compatibility with various LED types, while selectable dimming curves optimize performance for different applications.
Technical Specifications
- Model: Ltech LT-904
- Input Voltage: 12-24V DC
- Output Channels: 4 independent channels
- Current Capacity: 6A per channel (24A total)
- Power Capacity: 288W (12V) / 576W (24V)
- DMX Channels: 4 channels (configurable start address)
- DMX Connectivity: RJ45 and 3-pin XLR sockets
- Resolution: Selectable 8-bit (256 levels) or 16-bit (65,536 levels)
- Display: Digital DMX address display
- Programming: Button control or RDM compatible
Environmental & Performance
- Operating Temperature: -30°C to +65°C
- Humidity: <90% RH non-condensing
- Dimensions: 122×110×37mm (L×W×H)
- Package Size: 127×123×41mm (L×W×H)
- Weight: 550g
- Mounting: 4-point screw mounting system
- Protection: Short circuit, overheat, and over current protection with automatic recovery
- Ventilation: >20mm clearance required between units for heat dissipation
DMX System Requirements
DMX Signal: Requires DMX512 lighting controller or console
Cabling: 3-pin XLR DMX cable (sold separately)
Addressing: 1-512 DMX addresses (4 consecutive channels required)
Signal Format: Standard DMX512 protocol compatible
Output Compatibility
- LED Strip Types: All constant voltage LED strips (single colour, RGB, RGBW)
- Voltage Range: 12V or 24V DC systems
- Load Types: Resistive LED loads only
- Protection: Built-in overload and short circuit protection
Installation & Setup
- Mounting: Secure 4-point mounting system included
- Wiring: Screw terminal connections for easy installation
- Configuration: Digital display with button programming or RDM setup
- System Integration: Daisy-chain compatible for multi-decoder installations
- Heat Management: Maintain >20mm ventilation clearance between units
- Signal Amplification: DMX amplifier required for systems with >32 decoders
- Terminal Resistor: 0.25W 90-120Ω resistor recommended at end of long signal lines
Quality Notes
- Professional Grade: Designed for commercial and entertainment applications
- RDM Support: Remote configuration and monitoring capability
- Signal Integrity: Robust DMX signal processing with photoelectric isolation
- Automatic Recovery: Built-in protection with automatic fault recovery
- Technical Support: Installation and programming assistance available
- Certification: cULus E500585 certified for professional installations
