Twice the power + total freedom:
Meet ENTTEC’s OCTO Mk3 pixel controller

For years, ENTTEC’s OCTO Mk2 has been the compact pixel controller of choice for designers and integrators who need serious output in a small footprint. From architectural façades and themed attractions to pixel neon, it’s quietly powered projects all over the world.

The OCTO Mk3 builds on that legacy … and doubles it!

Housed in the same 4-module DIN-rail form factor, the OCTO Mk3 pushes DIN-rail pixel control further than ever. It delivers 32 universes of control – twice the capacity of the OCTO Mk2 – giving you up to 5,440 RGB pixels or 4,096 RGBW pixels from a single unit. That’s enough headroom for dense media façades, long neon runs or multi-zone installations without needing a rack full of hardware.

In practical terms, that kind of capacity lets you think bigger. One controller becomes the brain behind large, continuous canvases or multiple smaller runs across a site. Whether you are lighting a venue entry, wrapping columns, lining a ceiling or driving a custom feature piece, the Mk3 is designed to keep up with ambitious layouts.

More outputs, more ways to wire

Where the OCTO Mk2 offered two data outputs, the OCTO Mk3 introduces a flexible port architecture. Each physical port can output Data and Clock, or you can convert Clock lines into extra Data outputs using Split Port mode. In other words, you can configure the controller with up to four fully-functional data outputs from a two-port device.

Each output can carry 6 universes plus 2 universes in overdrive mode, giving you freedom to distribute your load neatly across multiple runs. That flexibility makes it easier to keep cable lengths sensible, balance power injection and match the way your pixels are laid out on site.

Twice the power, same compact footprint

The best part? All of this extra performance is delivered without increasing the physical size of the controller. If you are already used to building control cabinets around the OCTO family, the Mk3 drops into the same sort of space – just with much more capability on tap.

Designed with installers in mind

On the front panel, status LEDs provide at-a-glance feedback, while the identify button can temporarily drive all outputs to full white for quick wiring checks. Combined with a detailed web UI that exposes universe buffers, network statistics and configuration, the OCTO Mk3 has been built to make commissioning and fault-finding faster and more predictable.

66 x ENTTEC OCTOs bring a children’s playground to life ~ by Luckey Climbers, Indiana, USA

The OCTO Mk3 has been engineered to sit comfortably inside modern control ecosystems, whether you are driving an interactive feature, a themed environment or long-term architectural lighting.

Smarter, cleaner wiring

A wide 5–60V DC input range means the controller can be powered directly from the same supply as your pixels – either via the dedicated DC input or via the pixel ports. This can simplify cabinet layouts and reduce the need for separate low-voltage supplies.

Dual Ethernet ports allow you to daisy-chain devices neatly on a network. You can link multiple controllers for synchronised playback, or spread them around a site for decentralised control while keeping cabling efficient.

Built-in standalone effects

When a full lighting console or media server is not required, the Mk3’s enhanced standalone engine can take over. Using its intuitive web interface, you can create gradient-based looks, tweak colours and preview effects in real time, then store them to run automatically on power-up.

This makes the OCTO Mk3 ideal for permanent installations that need reliable “set and forget” behaviour – from feature lighting in commercial spaces to architectural accents that need to look great every night without operator input.

Protocols: ready for now and what comes next

The Mk3 supports a wide range of popular lighting and pixel protocols, including Art-Net, sACN, ESP and KiNet, along with an extensive list of SPI pixel types. For specialised or emerging LEDs, custom protocol options allow you to fine-tune timings to match the hardware you are working with.

LEARN MORE ABOUT THE OCTO MK3 HERE

THE OCTO Mk3 AT A GLANCE …

32-Universe Power
Drive up to 5,440 RGB pixels or 4,096 RGBW pixels from a single compact controller.

Flexible Outputs
Split Port mode lets you turn Clock lines into extra Data lines for up to four pixel outputs.

Smarter Standalone
Create and preview gradient-based effects from the web UI, then run them automatically on power-up.

Wide Input Range
Power the controller from the same supply as your pixels – anywhere between 5 and 60V DC.

Installer-Friendly
Identify button for quick white-out tests, dual Ethernet ports for neat daisy-chaining, and clear diagnostics.

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OCTO Mk3 vs OCTO Mk2

Total Universes
Mk2: 16U
Mk3: 32U

Max Outputs
Mk2: 2× Data
Mk3: Up to 4× Data (Split Port mode)

Clock Support
Mk2: Fixed
Mk3: Reassignable to Data

Port Sync
Mk2: No
Mk3: Yes

Voltage Range
Mk2: 4–60V
Mk3: 5–60V

Standalone FX
Mk2: Basic
Mk3: Enhanced with realtime preview

In short: the OCTO Mk3 delivers a major step up in capacity and flexibility for projects that demand more from their pixel control.