They can be individually changed without re-wiring the whole assembly. All units are 1 module wide unless otherwise stated. Voltage rating 240V a.c. 50Hz.

Dimensions:
Switch Module 25 mm wide x 59 mm high and 25 mm deep
Buzzer Unit 25 mm wide x 59 mm high and 34 mm deep
Single Dimmer Module are 25 mm wide x 59 mm high and 58 mm deep
Double Dimmer Module are 50 mm wide x 59 mm x 60 mm deep
24/240V Buzzer Unit 25 mm wide x 59 mm high x 31.5 mm deep
Cord Unit 25 mm wide x 59 mm high x 42 mm deep

For the dimmer (RS 292-8809 MK ) the power / load ratings are: Min. W or VA = 60; Max. W or VA = 320 and it uses 2 module widths in a standard MK Grid Plus grid.

MK Grid Plus

A modular switching and monitoring system.

The comprehensive range of modules includes switches, indicators, dimmers, secret key switches, and buzzer units, making it the ideal system for commercial and public building applications
Easy to fit and change, Grid Plus modules simply clip into place from the front of the mounting frame