A1540 dimmeri kate must

Centre plate with knob

for rotary dimmer inserts ref.-no.: 1730 DD, 1731 DD, 211 GDE
for satellite dimmer insert ref.-no.: 1733 DNE
for electronic potentiometer 1–10 V ref.-no.: 240-10, 240-31
for DALI potentiometer insert ref.-no.: 240 DPE, 240 PDPE, 240 PDPE TW