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Small rectangular decoder in grey plastic housing with green terminal block on side measuring 86 by 51 by 17.8 millimetres

OmaiLighting

OmaiLighting DMX512 Decoder 3-Channel DC12-24V

SKU CH-T1VR-4YCXN

Converts DMX512 digital signals to PWM for three-channel RGB or single-colour LED control at 12 to 24 V DC with 3 A per channel

  • ProtocolHomekit
  • TypeAutomation Hub / Controller
  • 3-channel DMX decoder drives RGB or single-colour LED strips
  • Converts DMX512/1990 digital signals into 256-level PWM output
  • DC 12-24 V input delivers up to 216 W at 24 V
  • Compact 86 × 51 × 17.8 mm unit weighs only 110 g
  • Operates reliably from 0 to 50 °C ambient temperature

What it is and who it serves

The OmaiLighting DMX512 decoder converts standard DMX512/1990 digital signals into three channels of PWM output for LED lighting. It accepts a DC 12 to 24 V supply and drives up to 3 A per channel, making it suitable for installers who need to link a DMX controller to analog RGB or single-colour strips.

Thermals noise and power draw

The unit operates from 0 to 50 °C with no moving parts, so it runs silently in normal use. At 24 V it can deliver up to 216 W total across the three outputs, while at 12 V the maximum is 108 W, and the 256-level brightness control allows fine adjustment without audible coil whine.

Sustained load behaviour

Under continuous operation each channel maintains its rated 3 A limit, and the micro-computer control keeps signal conversion stable over long runs. The compact 86 x 51 x 17.8 mm housing dissipates heat passively, and the removable green connection block simplifies wiring for permanent installations.

Highlights

  • 3-channel DMX decoder drives RGB or single-colour LED strips
  • Converts DMX512/1990 digital signals into 256-level PWM output
  • DC 12-24 V input delivers up to 216 W at 24 V
  • Compact 86 × 51 × 17.8 mm unit weighs only 110 g
  • Operates reliably from 0 to 50 °C ambient temperature

Specifications

ProtocolHomekit
TypeAutomation Hub / Controller

Questions about this item

How do I wire the removable green connection port to my LED strips without sending voltage straight to the decoder?

Feed power only through the dedicated DC 12-24 V input terminals, then connect the three output channels from the green port to your RGB or single-colour strips; each channel handles up to 3 A.

What part will need replacement first if I run the decoder at full 216 W output continuously?

The three output channels are rated at 3 A each; sustained maximum load generates heat inside the 86 × 51 × 17.8 mm enclosure, so the decoder itself is the component most likely to require replacement.

At what ambient temperature does the decoder hit its thermal limit during prolonged operation?

The specified operating range tops out at 50 °C; running the unit near 216 W in an enclosed space above that temperature will trigger thermal shutdown first.

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