Welch
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Welch ISO NW inlet connectors made with aluminum for high vacuum pumps.
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The Welch oil return/regulator kithas specially formulated design and is a critical item to have in chemical laboratories to enhance the performance of various experiments and analysis.
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Welch Belt-drive vacuum pumps are known for their ruggedness world-wide in the most demanding applications.
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Exhaust Filters
WelchFilters trap exhaust oil mist and reduce pump noise. They are supplied with housing and replaceable filter.
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Welch Refrigeration Pump
WelchDuoSeal rotary vane vacuum pumps are proven performers with low pump RPM to ensure long service life with durable precision machined steel rotor, cast iron intake, exhaust ring and metal vanes. DuoSeal models are used on the most demanding service applications such as purge pump on absorption…
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MP models use aluminum pump heads suitable for pumping non-reactive gases/vapors such as air, noble gases and water vapor. PTFE diaphragms are used because they offer longer lifetime than conventional elastomer diaphragms. The diaphragms consist of a PTFE membrane sandwiched to a strong non-wetted backing.
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Three features to extend service intervals: Cool running slows rate of corrosion and slows down rates of oil consumption Large oil capacity minimizes the rates of oil breakdown and reduces chemical attack within pump Internal surface protection on pump internals and PTFE coating on…
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The Welch one-head service kit is a necessary tool kit to have in any jobsite for the maintenance and repair of vacuum pumps. This kit is compatible to use with 2034, 2037, 2044 vacuum pumps.
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The Welch 1 Inch mechanical seal kit is made from strong neoprene material that ensures a leak-proof seal. This kit is compatible to use with 1397 pumps.
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Welch Pump Lip Seal Kit
WelchThe Welch pump lip seal kit is the perfect kit to have in jobsites as well as in construction sites for the urgent repair, maintenance and monitoring of vacuum pumps. It contains all the necessary tools that are required to keep the pumps running.
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Welch WOB-L pumps are oil-free for reduced maintenance. These WOB-L piston pumps have a high water vapor tolerance.
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The Welch cut length vacuum hose measuring 3/16 Inch x 13/16 Inch x 5 Feet, is suitable for use with vacuum pump. It ensures smooth functioning and long lasting usage. This accessory is made of sturdy material which offers enhanced durability.
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The Welch replacement filter element is used for the elimination and removal of very fine and small particles that is normally not filtered through regular filter paper.
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Rugged oil seal pumps for a wide variety of vacuum needs, including Schlenk drying lines, freeze drying, degassing, concentrations, distillations, and more. Pull drive enables low rpm operation by reducing friction, oil temperature, and oil degradation. Its large oil reservoir minimizes…
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Welch Standard Duty* vacuum pumps use dry, oil-free WOB-L® Piston technology to deliver industry-leading, strong pumping dynamics that support filtration, drying, aspiration, parts forming, and other rough vacuum applications. There are 17 models available, with free air displacement from 0.4…
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Welch Seal Service Kit
WelchThe Welch seal service kit is an ideal accessory to have in chemical laboratories and research facilities. This kit compatible to use with 2581 WOB-L dry pumps.
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Welch Vacuum Hose
WelchThe Welch vacuum hose measuring 7/16 Inch x 5 Feet, is suitable for use with vacuum pump. It ensures smooth functioning and long lasting usage. This accessory is made of sturdy material which offers enhanced durability.
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Welch Minor Repair Kit
WelchThe Welch minor repair kit is an ideal accessory to have in any chemical laboratories and research facilities. This kit is compatible to use with 1376 vacuum pumps.
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The Welch major rotary vane pump repair kit is used for the maintenance, repair and monitoring of vane pumps. This kit is compatible to use with ChemVac 8965, 8970 pumps.
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The Welch beige 20 Feet vacuum hose is mainly used as a power source in automotive industries for various products such a vacuum brake booster, windshield wipers PCV valve, heater control valve, EGR valve and HVAC controls.
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Welch Hose Adapter
WelchThe Welch NW 40 - 1-5/8 Inch hose adapter is suitable for use with vacuum pump. It ensures smooth functioning and long lasting usage. This accessory is made of sturdy aluminum material which offers enhanced durability.
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Welch Vane Kit
WelchThe Welch vane kithas specially formulated design and is a critical item to have in chemical laboratories to enhance the performance of various experiments and analysis.
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Welch Belt-drive vacuum pumps are known for their ruggedness world-wide in the most demanding applications.
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Welch Hose Adapter
WelchThe Welch hose adapter measuring 1-5/8 Inch, is suitable for use with vacuum pump. It ensures smooth functioning and long lasting usage. This accessory is made of sturdy material which offers enhanced durability.
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MP models use aluminum pump heads suitable for pumping non-reactive gases/vapors such as air, noble gases and water vapor. PTFE diaphragms are used because they offer longer lifetime than conventional elastomer diaphragms. The diaphragms consist of a PTFE membrane sandwiched to a strong non-wetted backing.
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Welch Pump V-Belt Kit
WelchThe Welch pump V-belt kithas specially formulated design and is a critical item to have in chemical laboratories to enhance the performance of various experiments and analysis.
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Welch Belt-drive vacuum pumps are known for their ruggedness world-wide in the most demanding applications. Part # 1402 is an unmounted pump. It is a replacement pump for DUOSEAL Vacuum Pump Part # 1402B-01. The 1402 is the pump only and doesn’t ship with a motor,…
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Welch Hose Barb
WelchThe Welch hose barb is made from strong and sturdy metal that offers good corrosion resistance thus enhancing the durability. This fitting provides a secure connection forming a leak-proof seal.
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Welch Hose Adapter
WelchThe Welch NW 16 - 7/16 Inch hose adapter is suitable for use with vacuum pump. It ensures smooth functioning and long lasting usage. This accessory is made of sturdy aluminum material which offers enhanced durability.
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Product Details Corrosion Resistant Fitted Explosion Proof Motor (Class I, Groups C & D; Class II Groups F & G) with CSA/UL Mark Portable Suggested Applications Vacuum Filtration Vacuum Oven Welch corrosion-resistant diaphragm pumps are driven by…
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The Welch replacement jar is made from impact-resistant plastic material for added strength. This jar is compatible to use with 2025, 2026,2027 and 2028 pumps.
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