Specification Brand : WAAZVXS BulletPoint1 : 1. Adopting precision steel ball retainer, the rotation precision is higher, which ensures the rotation precision of the electric spindle during high-speed grinding. BulletPoint2 : 2. Fan cooling, no water pipe, direct connection, more convenient. BulletPoint3 : 3. The spindle is lubricated with 200 degree high temperature grease. BulletPoint4 : 4. The body is made of greased stainless steel to keep the body clean and not easy to rust. BulletPoint5 : 5. 24,000 ultra-high speed rotation per minute, running smoothly, running sound is only 50-60 decibels, low noise. Color : 220V ExternallyAssignedProductIdentifier : 7557791689431 ItemName : WAAZVXS 2.2KW 220V/380V ER20 Air Cooling Square Spindle Motor GDZ80X73-2.2 Air Cooling Spindle for CNC Milling Machine (Size : 2.2KW, Color : 220V) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : power-milling-machines Manufacturer : WEIWEIBEIER Material : Metal ModelName : WWBR ModelNumber : WWBR NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : WWBR ProductDescription : Parameter:Power: 2.2kw(GDZ80*73-2.2)Voltage: 220/380VACCurrent: 6AFrequency:400 HzSpeed: 24000 rpmCooling: Air-cooledRunout off: Less than 0.01mmBearing Lubrication: GreaseBearings: 4 pcs bearingCollet size: ER20Package Include:1 x 2.2Kw ER20 Air-cooled Square spindleNote: The default setting of the spindle is 400HZ. ProductSiteLaunchDate : 2024-04-26T07:37:14.938Z Size : 2.2KW UnitCount : 1 Voltage : 220 volts