Welch Pumps
As a global leader in vacuum technology, Welch Pumps is renowned for it's solution-oriented vacuum expertise.
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Extraction & Vacuum Extractors, complete systems and vacuum. |
Temperature Control Chilling, freezing, drying and ovens. |
Separation Evaporation, distillation and filtration. |
Life Science & Safety Incubation, containment and sterile work. |
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Extractor Parts & Accessories Everything to build or service a closed loop system. |
Equipment Parts Replacement parts and accessories by equipment. |
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Supplies Solvents, fluids, media and safety. |
As a global leader in vacuum technology, Welch Pumps is renowned for it's solution-oriented vacuum expertise.
The new CRVpro family of direct drive vacuum pumps offers increased reliability and longer service interval vs. other direct drive rotary vane vacuum pumps. The CRVpro family consumes up to 36% less oil than comparable pumps.CRVpro 2,4,6,8 are switch selectable between 110V/60Hz and 230V 50/60 Hz operation. Motors include overload protection. 110V pumps...
The new CRVpro family of direct drive vacuum pumps offers increased reliability and longer service interval vs. other direct drive rotary vane vacuum pumps. The CRVpro family consumes up to 36% less oil than comparable pumps.CRVpro 2,4,6,8 are switch selectable between 110V/60Hz and 230V 50/60 Hz operation. Motors include overload protection. 110V pumps...
Vacuum reservoir for instant vacuum availability.Includes ASME code receiver, vacuum gauge, exhaust muffler, and manual shutoff valve.Wob-L pump is tolerant of line moisture.Three position switch allows for on/off continuous duty.
The Chemstar or N series is a belt driven pump with a PTFE coated oil case, stainless steel valves and a nitrogen bubbler feature. It is used by labs with a nitrogen supply and allows the user to blow nitrogen through the oil case while processing extremely corrosive gasses. Primary benefits of the 1400N ChemStar is the oil case is resistant to corrosion,...
The new CRVpro family of direct drive vacuum pumps offers increased reliability and longer service interval vs. other direct drive rotary vane vacuum pumps. The CRVpro family consumes up to 36% less oil than comparable pumps.
Welch DryFast PTFE Diaphragm Vacuum Pumps enable precise vacuum control for organic evaporations with exclusive Advanced Vapor Management (AVM). Oil-Free, portable, chemical resistant, 2 head diaphragm design simplifies maintenance. Choose from seven dry PTFE vacuum pump models with flows up to 70 L / min and adjustable vacuum down to 2 Torr. Economical...
Use Welch ProBoost in conjunction with a backing pump like the CRVpro to get deeper vacuum and higher flow.
Clean operation (oil free), low cost of ownership, highest reliability – these are just a few benefits that customers can appreciate when they use a diaphragm pump for laboratory or industrial applications. With a broad range of diaphragm pumps – ultimate vacuum from 75 to 1 mbar and peak flow rates up to 138 l/min – Welch offers specific pump families...
The new CRVpro family of direct drive vacuum pumps offers increased reliability and longer service interval vs. other direct drive rotary vane vacuum pumps. The CRVpro family consumes up to 36% less oil than comparable pumps.
Welch Belt-drive vacuum pumps are known for their ruggedness world-wide in the most demanding applications.Rugged oil seal pumps for a wide variety of vacuum needs, including Schlenk drying lines, freeze drying, degassing, concentrations, distillations, and more. Pulley drive enables low rpm operation by reducing friction, oil temperature, and oil...
Welch HVAC Vacuum Pumps are used to remove gas, vapors, and other contaminants from refrigeration systems after refrigerant recovery and repair of cooling systems. To ensure the Air Conditioning system is free from contaminants before recharging it with refrigerant, one must maintain a deep and complete vacuum. Our industrial duty HVAC pumps are...
Welch DryFast PTFE Diaphragm Vacuum Pumps enable precise vacuum control for organic evaporations with exclusive Advanced Vapor Management (AVM). Oil-Free, portable, chemical resistant, 2 head diaphragm design simplifies maintenance. Choose from seven dry PTFE vacuum pump models with flows up to 40 L / min and adjustable vacuum down to 0.75 Torr....