Siemens Micromaster 420 remote control, MOP control and set Frequency control. (English) - YouTube
Control Units
Siemens Receives Order to Deliver World's First 1,100 kV HVDC Transformers - Jotrin Electronics
SINAMICS G120C converter
LS MOP-2 MOTOR OPERATOR 230VAC/220VDC | eBay
KLEEN HANDLER White Disposable Industrial Mop Head Replacement : Non-Woven Cut End Floor Cleaning Wet Mop Head Refill (4-Pack) KH-ES-NWSM-W-4 - The Home Depot