Product Name: 42mm Brushless DC Planetary Gearbox Motor Option Brake Integrated Model NO.: 42JXE. 42RBL Brand: Smart Automation Certification: ISO9001, Ce, RoHS Number of Poles: 8 Casing Protection: Closed Type Function: Driving Operating Speed: Constant Speed Application: Universal, Industrial, Household Appliances, Car, Power Tools, Machine, Robot Feature: Brake Integrated Trademark: OEM ODM Transport Package: Standard Export Package Specification: 42mm Origin: China HS Code: 8501310000 Product Description Below are only some typical models.For more information or a customed motor,Pls contact us.Option for Electric Brake, Planetary Gearbox, Worm Gearbox, Optical Encoder IntegratedBearingHigh quality ball bearingPoles4 or 8Protection classIP40 IP54 IP66 optionInsulation classclass: F