Guest room management system based on DALI and EnOcean technologies.

Here you’ll find all the required information to have your 401-D properly planned and delivered. In order to understand how to design a room equipped with a 401-D, please get acquainted with our GRMS planning guide, which covers the design principles and features.

System overview

Fleet management

Fleet Manager

3rd party integrations

Cloud API

Mount Kelvin cloud

The glue between the buildings (and their RCUs) and fleet management tools. Additionally, it:

  • keeps configuration backups
  • serves as the endpoint for 3rd party integrations
  • pushes software updates to the RCUs automatically
  • stores sensor data

Planning tools

Guest room components and datasheetsGuest room components and datasheetsRCU networking requirementsRCU networking requirements

Comparison to 401-D2

The guest-facing features of 401-D and 401-D2 are identical.

However, there are a few differences that should be taken into account when choosing which devices to connect with the system.

Fleet Manager
Four scenes
Energy saver
Welcome lights
Automatic bathroom lights
Socket outlet control
Curtain motor control
API integrations
Wireless EnOcean switches
DALI luminaire drivers
DALI-2 luminaire drivers
DALI-2 control panels
DALI-2 motion sensors
Multiple DALI universes


Can I use any DALI device on the market?
Can I control all types of devices through BACnet or just HVAC systems?
Do I get notified of broken/missing devices?
Can I set a timer-like schedule from the front desk on a specific device like a floor heat bathroom?
Can I use a fire alarm system to control lights in the room?
Are there any limits to group assignments?
Can I disable the occupancy sensor if a scene is activated?
Can I control all lights separately if I want to?