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Oil-Free Technology

Self-Contained Liquid Ring

The Airtech® 3AL vacuum pump uses proven liquid ring technology in an air-cooled self-contained package, offering reliable operation with only a small amount of make-up water needed for some applications.

A low maintenance alternative to rotary vane, screw and piston type vacuum pumps that is especially suitable for high water-vapor applications and which reduces maintenance to a minimum.
3AL Series Vacuum Pumps
Unit of Measure
Items 3AL Series Vacuum Pumps
3AL2041
3AL Series Vacuum Pump 3AL2041
3AL Series Vacuum Pumps
3AL2061
3AL Series Vacuum Pump 3AL2061
3AL Series Vacuum Pumps
3AL2101
3AL Series Vacuum Pump 3AL2101
3AL Series Vacuum Pumps
3AL2241
3AL Series Vacuum Pump 3AL2241
3AL Series Vacuum Pumps
3AL2251
3AL Series Vacuum Pump 3AL2251
Dimension A N/A 17.6 in N/A 21.0 in N/A 21.0 in N/A 29.7 in N/A 29.7 in
Dimension B N/A 15.5 in N/A 18.8 in N/A 18.8 in N/A 27.2 in N/A 27.2 in
Dimension C N/A 24.6 in N/A 30.0 in N/A 30.0 in N/A 43.1 in N/A 43.1 in
Dimension D N/A 13.6 in N/A 17.8 in N/A 17.8 in N/A 29.7 in N/A 29.7 in
Dimension E N/A 14.1 in N/A 19.5 in N/A 19.5 in N/A 28.2 in N/A 28.2 in
Dimension F N/A 7.8 in N/A 9.0 in N/A 9.0 in N/A 10.1 in N/A 10.1 in
Dimension G N/A 1.5 in N/A 0.8 in N/A 0.8 in N/A 0.8 in N/A 0.8 in
Air Inlet H (MNPT) N/A 1.0 in N/A 1.5 in N/A 1.5 in N/A 2.0 in N/A 2.0 in
Air Discharge I (FNPT) N/A 1.0 in N/A 1.5 in N/A 1.5 in N/A 2.0 in N/A 2.0 in
Rated Power N/A 1.5 hp N/A 3 hp N/A 4 hp N/A 5 hp N/A 7.5 hp
Flow Rate N/A 18 ft³/min N/A 33 ft³/min N/A 48 ft³/min N/A 72 ft³/min N/A 86 ft³/min
Speed N/A 3450 rpm N/A 3450 rpm N/A 1750 rpm N/A 1750 rpm N/A 1750 rpm
Voltage Range N/A 208-230 V460 V
Electrical Frequency N/A 60 Hz
Maximum Current N/A 3.4 A4.9 A N/A 4.4 A7.6 A N/A 5.9 A12.9 A N/A 8.6 A18 A N/A 11.5 A25.5 A
Sound Level N/A 66 dB(A) N/A 70 dB(A) N/A 74 dB(A) N/A 74 dB(A) N/A 71 dB(A)
Weight N/A 105 lb N/A 150 lb N/A 190 lb N/A 360 lb N/A 380 lb
Features N/A
Note N/A All Stainless Steel units also available.