The electric brake vacuum pump of HBS# EVP003 fits for 1. Auto gearshift and turbocharged gasoline engines to improve driving comfort; 2. Diesel engine to replace the mechanical vacuum pumps to save energy; 3. New energy car(Electric&hybrid,fuel cell vehicles) as the complete independent vacuum source. This one has the advantages of Compact Design; Long life design; Save the energy; Use the carbon graphite self-lubricating materials for pumpm rotor and blades, maintenance free. The mounting instructions are as the following: And the technique parameter are: