Allied Medical LLC S430A Portable Aspirator with 4 Legs, No Base with 800cc Disposable Canister, Tubing & Filter. Portable, high volume aspirator with quiet, vibration-free operation. Controlled vacuum regulation from up to 560 mm Hg (from 0 to 22 in. Hg). Plastic canister and top provide automatic overflow protection. Durable metal canister brackets accommodate a variety of collection containers. For EENT drainage; tracheal, bronchoscopic and proctologic suctioning. 115-V, 60 Hz.