Wob-L Pressure/Vacuum Dry Pump, 115V 60Hz 1Ph, 45 lpm, 60 Torr.   

Welch 2546B-01 WobL piston technology dry vacuum pump is recommended for vacuum filtering of only 
COLD ethanol tinctures/solutions.  

Product Details

• Economical
• Oil Free
• Adjustable Vacuum / Pressure

Reliable WOB-L Piston pumps are perfect for many common laboratory vacuum applications. Features: Vacuum and Pressure - to 60 Torr (27.6"Hg). Includes Vacuum and Pressure Regulators and Gauges - simple to adjust and monitor vacuum level and delivery pressure. Inlet Water Trap - float ball rises to seal off pump from accidental ingestion of water. Muffler quiets pump and filters discharge air. For use with dry or aqueous vapor applications only.

Applications: Filtration (1 to 6 funnels), Aspiration, Desiccation, SPE, Replace water aspirator, Vacuum Drying

Type: Laboratory vacuum pump

Free Air Displacement cfm (l/min.) @60Hz: 1.6(45)

Free Air Displacement m3/hr (l/min.) @50Hz: 2.3(38)

Ultimate Pressure: 60(80)

Maximum Vacuum: 27.6

Max Pressure PSIG (pascal): 100(106)

Motor Horsepower (watts): 1/4(190)

Adjustable Vac. / Gas Ballast: yes

Tubing Needed: 3/16(5)

Intake Thread NPT: 1/4

Overall Dimensions LxWxH in. (cm): 10x7.5x9 (25.4x19.1x7.7)

Ship Weight: 17(7.7)