My parts list/tender specifications

SD/S4.16.1 Switch-/Dim Actuator, 4-fold, 16 A, MDRC

Data Sheet:

MDRC Devices for switching and dimming of 2, 4 or 8 independent groups of luminaries with electrical ballasts and 1-10V control inputs. Per channel a potential free relay can be switched on or off via the ABB i-bus® or manually. Manual and visual operation is included. A power supply is not necessary.