1.Used in Exhaust Fan,Hand drier, Ventilation Fan,Personal Fan,etc 2.This fan motor is safty and the price is reasonable. FIGURE: ... Shaft Length :as you requestShaft Diameter :4mmExotherm :≤40k Certificate: Rohs,CE,TUV,UL Delivery terms:1.T/T in advance will ... ,characteristics hard ,good starting ,long life ,etc .2.This fan motor can be designed and produced as your request.3. This ...