The NEW CL32 WireFree Lift Motor is a direct replacement for the old CT32 motor (part#:1000494) and is exactly the same size and uses all the same Headrail and Drive components as the old CT32. Compatible with all Somfy (RTS) Controls Capable of lifting Honeycomb-Duette, Pleated and Roman type shades up to 15 lbs. Fits in many manufacturer headrails with headrail and shaft adapters (sold separately) Can be integrated into many popular home automation controllers such as SmartThings, Iris, Wink, Vera, Indigo, ADT-Pulse and many others using a ZRTSI (ZWave Controller), Dry Contact Interface or URTSI (Universal RTS Interface Dimensions: Length 4.19"(113.95mm), Width: 1.25"(31.75mm), Height: 1.23"(31.24mm)