Products

Accessories

Welch offers the broadest range of vacuum pumps for chemical and biological laboratories available from any manufacturer. Use the PUMP SELECTION GUIDE to choose the best vacuum pump for your application. Or select from our CHEMICAL DUTY, OIL-FREE and HIGH VACUUM product lines.

Laboratory Vacuum Pumps
Chemical Duty, Oil-Free Pumps, High Vacuum

Chemical Duty

	PTFE Dry Pumps 100-110 torr; 12 to 22L/min; Chem. Duty
	DRYFAST^® & DRYFAST ULTRA^® 2-35 torr; 25-70 L/min; Chem. Duty
	Self-Cleaning Dry Vacuum System™ 2-9 torr; 34 L/min; Chem. Duty
	CHEMSTAR^® 1x10-4 torr; 28-300 L/min; Chem. Duty

Oil-Free Pumps

	Standard Duty Dry Pump 60-219 torr; 11-45 L/min
	High Throughput Standard Duty Dry Pump 5-60 torr; 60-201 L/min
	Accessorized High Throughput Standard Duty Dry Pump 5-60 torr; 60-201 L/min
	Aspiration/Filtration Stations 70-219 torr; 11-34 L/min
	PTFE Dry Pumps 100-110 torr; 12 to 22L/min; Chem. Duty
	DRYFAST^® & DRYFAST ULTRA^® 2-35 torr; 25-70 L/min; Chem. Duty
	Self-Cleaning Dry Vacuum System™ 2-9 torr/ 34 L/min Chem. Duty
	GELMASTER™ Gel Dryer Vacuum System
	Dry Rotary Graphite Vane 125 torr; 91-130 L/min
	Quiet Vacuum/Pressure Pumps 203 torr; 4psi; 31-101 L/min

High Vacuum

	Welch Direct-Drive 0.1-2x10-3 torr; 31-320 L/min
	CHEMSTAR® & Accessories 1x10-4 torr;28-300 L/min; Chem. Duty
	DUOSEAL® Belt-Drive High Vacuum Pumps 1x10-4 torr; 28-650 L/min
	GEM Vacuum Pump & Systems 0.1 torr; 31 L/min