... 120W-250W 4.Speed:3000RPM-5500RPM Technical Data & Motor Size Huachuang Motors:1.Features:We can produce ... all kinds of size motors at your requirements.A.Shaft diameter:4.5mm,6.35mm,7.14mm ... ,such as voltage,frequency,speed,temperature rise.Huachuang Motor Co.,Ltd:1.The resources to produce 6 ... behind your order3.One-stop motor production4.CE,CCC,ISO 9001:2008 Approved DC 24v motor for Air pump HC5332