VACUUM

This high throughput standard duty oil-free vacuum pump is powered by an economical WOB-L Piston. Simplicity is the key to the economical design. As piston wobbles, air resistance on upward stroke expands PTFE seal on piston to increase its efficiency...

This high throughput standard duty oil-free vacuum pump is powered by an economical WOB-L Piston. Simplicity is the key to the economical design. As piston wobbles, air resistance on upward stroke expands PTFE seal on piston to increase its efficiency...

This high throughput standard duty oil-free vacuum pump is powered by an economical WOB-L Piston. Simplicity is the key to the economical design. As piston wobbles, air resistance on upward stroke expands PTFE seal on piston to increase its efficiency...

Cell culture station 2515B-75 (115V, 60Hz) is aneconomical, portable solution for aspirating tissue culture samples. A high flow (34 L/min),WOB-L piston pump is the heart of this cell culture aspiration station. Added accessoriesinclude a 1.2-L...

Standard oil-free station is an economical portable solution for aspirating or filtering. Unit will shut off automatically when 1.2 L collection receiver is full. All wetted parts are treated for corrosion protection from moisture. Units are suitable for...

These sleek, compact oil-free, dry vacuum pumps are popular in Environmental and Analytical Labs, or anywhere else that needs rapid filtration of corrosive or solvent vapors. Quiet, and portable, they are suitable for up to 3 filtration setups (model...

These sleek, compact oil-free, dry vacuum pumps are popular in Environmental and Analytical Labs, or anywhere else that needs rapid filtration of corrosive or solvent vapors. Quiet, and portable, they are suitable for up to 3 filtration setups (model...

Capable of matching performance of traditional (oil-seal) pumps on Rotovaps, Welch DryFast Ultra Vacuum Pumps use advanced dry, oil-free technology and construction to deliver 2 torr performance in a compact, quiet PTFE Head/PTFE membrane package. ...

Self-Cleaning Dry Vacuum Systems for Rotary Evaporators are complete vacuum solutions for rotary evaporation. All models feature adjustable vacuum to optimize for a variety of solvents. Model 2027 is a digital adjustable high vacuum. Digital vacuum...

These rugged oil-free, dry vacuum pumps are popular in pharmacy, waste water, lab, cell culture standard-duty filtration settings. Quiet, compact, and portable, they are suitable for up to 3 filtration setups (model 2522) or 5 setups (model 2546). The...

Welch Direct-Drive Rotary Vane Vacuum Pumps achieve vacuum levels down to 1 x 10-4 torr (0.1 micron) with flows up to 11.3 CFM. These compact, portable oil-seal pumps are recommended for a variety of laboratory applications. Vacuum system configuration...