... pump can be used itself and also used in an electrical tube, bulb, chemical, package, medication and laboratory. ApplicationThis series ... also used in an electrical tube, bulb, chemical, package, medication and laboratory.Characteristics Description2X-A series Rotary vane Vacuum pumps are ... -4APumping speed(L/s)4Ultimate pressure(Pa)6×10-²Rotary speed(r/min)450Motor power(Kw)0.55Working voltage( ...