Features
Adopting oil-free piston pump
Clean-without pollution of oil and smoke
Convient-no need add oil to maintain daily
Safe-no plus pressure during using
No regorging-keep pressure when the machine stops, so the liquid won’t flow backwards. Completely plastic panel design, hand-switch and foot-switch for operating easily. Select negative pressure at will with no level for pressure adjustment, and overflow protection mechanism, safe  and reliable.It can be widely applied in the surgical operations, which needs to absorb phlegm ect thick liquids and other occasions, which need negative pressure suction ( Not suitable for abortion)
Specification
Voltage: AC220V, 50Hz  or  110V, 60Hz
Max negative pressure : ≥0.09Mpa
Nagative pressure range: 0.02Mpa to Max negative pressure
Noise: ≤60dB(A)
Power consumption: 120W
Pumping rate : ≥20L/min
Reservoir capacity : 2500ml/pc, 2pieces .
Weight: 16.5KG(36.3lbs)
Dimension: 475*415*925mm