Vacuum Pumps
Electrical pumps that create a partial vacuum for rotary evaporation, concentration, distillation, degassing solutions, gel drying, blotting, freeze-drying; used with small vacuum ovens, filtration flasks, manifolds; motors can be oil-free.
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Flow Rate
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Maximum Pressure
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Pump Type
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122
123
Oakton™ Portable Vacuum/Pressure Station, Free air capacity: 0.32cfm
Air Cadet Portable Vacuum/Pressure Station features lightweight, plastic housing, and an integral handle for easy transport.
124
Welch™ Economical High Capacity PTFE Diaphragm Vacuum Pumps
For oil-free chemical duty vacuum applications (1.5 to 760 TORR)
| Includes | Line cord and plug |
|---|---|
| Electrical Requirements | 115 V 60 Hz |
| For Use With | Large vacuum ovens(>5 CF), floor model rotovaps, concentrators, pilot plants, vacuum source for filtration at multiple workstations and vacuum autoclaves |
| Voltage | 115 V |
| Frequency | 60 Hz |
| Material | Fluoroplastic |
125
Environmental Express™ Variable Speed Metering Pump
Fluid metering pump with PTFE and Stainless Steel Construction
| Voltage | 115 V |
|---|
126
127
Welch™ Self-Cleaning Vacuum System
Complete oil-free dry vacuum systems for rotary evaporators and concentrators
| Flow Rate | 35 L/min. |
|---|---|
| Shipping Weight (Metric) | 16.4 kg |
| Overall Length (Metric) | 34.5 cm |
| Horsepower | 0.2 hp |
| Weight (English) | 30 lb. |
| Material | PTFE |
| Overall Width (English) | 12 in. |
| Overall Length (English) | 13.6 in. |
| Certifications/Compliance | CE, CSA |
| Shipping Weight (English) | 36 lb. |
| Overall Height (Metric) | 28.7 cm |
| Weight (Metric) | 13.6 kg |
130
Welch™ Compact Aspiration/Filtration Vacuum Stations: Cell Culture Aspiration Station Model 2515 Series
Accumulate waste liquids safe and easily. Aspiration systems prevent ingestion of fluids leading to vacuum pump failure.
| Includes | 1.2L Autoclavable collection receiver, a hydrophobic inline filter, an automatic shutoff, vacuum regulator |
|---|---|
| Shipping Weight (Metric) | 6.7 kg |
| Overall Height (English) | 10 in. |
| Overall Length (Metric) | 37.5 cm |
| Horsepower | 0.13 hp |
| Weight (English) | 13.2 lb. |
| Overall Width (English) | 8.3 in. |
| Overall Length (English) | 14.8 in. |
| Certifications/Compliance | CE |
| Shipping Weight (English) | 14.8 lb. |
| Maximum Pressure | 93 mbar |
| Pump Type | Cell Culture Aspiration Station |
| Overall Height (Metric) | 25.4 cm |
131
Excelta™ Electric Vacuum Systems
The Excelta™ 4000-ST general purpose vacuum system produces vacuum of up to ten inches of mercury with an open air flow of 2.3 LPM.
133
Welch™ Gemini™ Dry Vacuum Pump: Model 2050
Economica, go-anywherel pumps with advanced chemical resistance
| Shipping Weight (Metric) | 3.2 kg |
|---|---|
| Overall Width (English) | 4.5 in. |
| Includes | AC/DC adapter |
| Flow Rate | 8.5 L/min. |
| Overall Height (English) | 7.5 in. |
| Overall Length (Metric) | 19.4 cm |
| Horsepower | 0.005 hp |
| Model | 2050 |
| Weight (English) | 5.3 lb. |
| Overall Length (English) | 7.6 in. |
| Shipping Weight (English) | 7 lb. |
| Maximum Pressure | 253 mbar |
| Overall Height (Metric) | 19.1 cm |
| Weight (Metric) | 2.3 kg |
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