M520 Ancillary module cover 517.035.007

M520 Ancillary module cover

Most M520 modules can be fitted to a double gang MK style backbox using the M520 anciliary cover.

Where several devices are mounted in one place the ANC3 houses 3 x M520 modules and the ANC8 houses 8 modules, expandable to 16 using the STK8 stacking kit.