door operator , can load 125KG glass ,good qulity , and guarantee for one-year. door operator,1. ModeOriental 125DRangeSingle-doorDouble-doorWeight125KG×195KG×2Door width760-1219600-2180Open speed250-600/s(adjustable)Close speed150-300/s(adjustable)Hold-open time1-15sManual force37N45NPowerAC200-250V 50HZ2.track:2.1m-4.2m3.intelligent design,easy to install and adjust4.warranty:one year 125D door ...