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Professional-grade RGBW control, without the technical hassle



Colour shapes the atmosphere, brand identity, and overall experience.

That’s why more and more lighting projects—hotels, retail spaces, offices, restaurants—are asking for ambient colour accents, without going full-on light show.

They want something simple: solid colours triggered by schedule, zone, or special occasion. But while it sounds easy, it often becomes complicated.

Many designers and installers run into the same issues:

  • How do you add colour without using DMX?
  • How do you avoid rewiring in parallel for each channel?
  • How do you make sure white stays white—not blueish or magenta?

The truth is, many RGB strips and drivers (without a white channel) can’t deliver a clean white, and over long runs, colours tend to lose consistency.

What seems like just a small touch of colour can end up causing a major headache


Traditional RGBW setups often come with hidden pitfalls:

  • Complex and costly hardware
    Multiple controllers, gateways and custom wiring increase both cost and risk.
  • Colour inconsistency
    Luminaires don’t match, dimming affects tone, and scenes never look the same twice.
  • Slow commissioning
    Manual tweaks and constant re-checks drag out timelines and wear down your team.


If any of this sounds familiar, you’ll want to keep reading.

Centralised RGBW control, without the complexity of installation. 

With Koolmesh and advanced RGBW drivers, Hytronik centralises colour control—without complicating the installation.

  • No extra control boxes
  • No rewiring
  • No mismatched scenes between luminaires

You get:

  • Consistent, repeatable colour
  • Scenes configured in minutes
  • Professional control via mobile

Three levels of RGBW control, tailored to your project

RGBW Preferences

Set and save default brightness and color for each channel. Instantly recall customized scenes — whether it’s natural daylight, warm evening tones, or vibrant party lighting.

 xyY Coordinate Control

For projects that demand top-tier precision, fine-tune exact color points based on the CIE color space, ensuring consistency across fixtures and spaces.
 Black-Body Curve Tuning

Achieve natural white light transitions that follow the black-body radiation curve. Guarantees smooth dimming with no awkward hue shifts.

Two hardware technologies, depending on your installation type

Choose the approach that best fits your project: high-precision control integrated into the luminaire, or flexible control for LED strips.

In both cases, full professional RGBW control from the app.

Constant Current (CC): for premium projects with integrated luminaires


Constant Current (CC)

Key benefits

  • Uniform colour across luminaires with no manual adjustments
  • Advanced control: RGBW, xyY, DUV
  • Smooth, seamless colour mixing—even at low brightness
  • No colour drift over time or thermal variations
  • Greater LED efficiency and lifespan
  • Ideal for architectural, museum, hospitality or corporate projects

Constant Voltage (CV): for retrofit. Control RGBW strips already installed—no rewiring needed


Constant Voltage (CV)

Key benefits

  • For RGBW LED strips in decorative or retrofit installations
  • Simple setup: placed between power supply and strip
  • App-based control with no gateway required
  • Functional scenes without DMX or complex setup
  • Perfect for small projects or quick upgrades
  • Ideal for retail, bars, restaurants, shopfronts or temporary solutions


A workflow designed to save time

  • 1. Detect and group devices in the Koolmesh App
  • 2. Set your colour strategy: RGBW, CCT, or xyY
  • 3. Calibrate and copy: apply settings to the full group
  • 4. Create scenes with smooth transitions
  • 5. Automate using schedules or sensors
  • 6. Deliver the system locked and documented

Where RGBW Delivers the Most Value in Lighting Applications

Hotels & Hospitality

Comfortable, elegant atmospheres from the lobby to guest rooms.

• Lobbies, lounges, spas, guest rooms

Recommended product: HBEW8040

Key Benefits

• Warm, stable white ideal for relaxation

• Scheduled scenes for morning/evening

• Full app control without gateways

Retail & Commercial Spaces

Dynamic lighting that strengthens branding and guides customer attention.

• Shop windows, promo islands, entrances

Recommended product: HBTD8200PWM

Key Benefits

• Ambience changes for campaigns

• True white enhances product appearance

• Compatible with push-buttons and schedules

Architectural Façades

Corporate identity lighting without complex infrastructure.

• Façades, canopies, building entrances

Recommended product: HBTD8200PWM

Key Benefits

• Uniform color across the façade

• Calendar-based scenes

• Quick setup, no DMX needed

Museums & Galleries

Chromatic precision without compromising artwork or exhibition design.

• Exhibition halls, installations, corridors

Recommended product: HBEW8040

Key Benefits

• Perfect white with DUV fine-tuning

• Uniform color across luminaires

• No recalibration needed

Offices & Corporate Spaces

Adaptive lighting for focused work, meetings, or creativity.

• Meeting rooms, open offices, shared areas

Recommended product: HBEW8040

Key Benefits

• True white + precise color for tasks

• Scenes for meetings or events

• Works with DALI DT8, Bluetooth Mesh

Choose the perfect combination for your project

The two technologies—Constant Current and PWM—together with the three RGBW control modes, let you tailor the solution to every space and requirement.

Whether it’s a new installation or a retrofit, we’ll help you define the ideal setup to achieve:

  • Uniform, accurate colour
  • Simple, hassle-free installation
  • Professional, flexible control via mobile

In both cases, full professional RGBW control from the app.