Description
The HDL Inkslab knob temperature-control panel (manufacturer model MPHY-4B-BP.18) is part of a professionally configured HDL Buspro climate-control installation. It uses a rotary knob and compatible Buspro control modules to adjust connected air conditioning, underfloor-heating and fresh-air systems.
Features
- Rotary/knob temperature control interface
- Manufacturer-listed temperature, humidity and proximity sensing
- LED backlighting; available plastic and metal finish variants according to the 2026 supplier list
- Designed for integrated HDL Buspro HVAC control
Compatibility
- Not a universal standalone room thermostat, and not a generic KNX or Zigbee device.
- Confirm exact HVAC actuator/gateway, interface, installation box, power requirements and configuration with a qualified installer.
- Manufacturer stock and delivery to Spain are still unverified.
Source: HDL Buspro Smart Home Price List Rev. 4.0 (Oct 2026), page 8, manufacturer model MPHY-4B-BP.18. Checkout remains disabled pending verification.


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