Low rotation speed for longer service life Vital parts corrosion resistant Large oil reservoir dilutes contaminants Freeze Dryer Vacuum Oven ChemStar belt-driven Vacuum Pump is designed to tolerate harsh chemical contamination. Vital pump parts are corrosion resistant. The large…

The Welch two-head service 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.

The Welch seal service kit is an ideal accessory to have in chemical laboratories and research facilities. This kit compatible to use with 2522/2534/2545 pumps.

The Welch chemical-resistant diaphragm pump with a flow rate of 33 LPM utilizes compressed air for its operation and the pneumatic valve allows the user to monitor the operating of the device.

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.

Welch Belt-drive vacuum pumps are known for their ruggedness world-wide in the most demanding applications.

The Welch exhaust filter with a sturdy construction is designed to remove any harmful impurities or unwanted gas particles that are present inside an enclosed environment.

The Welch chemical-resistant diaphragm pump with a flow rate of 70 LPM utilizes compressed air for its operation and the pneumatic valve allows the user to monitor the operating of the device.

The Welch DuoSeal 230 Volt vacuum pump is powered by a single-phase motor and operates at a speed of 525 RPM. It helps in removing any air or other gas particles that are present inside the vacuum vessel.

Welch Major repair kit includes everything in minor repair kit plus large and small metal vanes for use with Chemstar® vacuum pumps.

Welch Rebuild kit includes connecting rod, o-rings, cylinder sleeve, piston cup, rubber suction feet and retainer screws. For use with 2534B-01 pump model.

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 cfm…

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 2032, 2042, 2047 vacuum pumps.

The Welch diaphragm pump service 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.

The Welch major repair kit contains shaft seal, intake screen, gaskets, springs, valves and spring holders, large and small metal vanes. This kit is compatible to use with 1380 vacuum pumps.

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…

The Welch four-channel 40 mm aspirator adapter offers a good connection and is ideal to use in medicinal facilities for removing any complications such as mucus, saliva or blood from a person's airway.

High contamination tolerance Ultimate vacuum <0.001 Torr Low RPM for long service life DuoSeal Vacuum Pumps are known for their ruggedness world-wide. These pumps have large oil reservoirs to dilute contaminants. Low pump rpm to reduces friction and wear while minimizing reservoir…

The Welch diaphragm pump four-head service kit contains diaphragms, valves and O-rings. This kit is compatible to use with 2054/2052 4-head vacuum pumps.

Welch Belt-drive vacuum pumps are known for their ruggedness world-wide in the most demanding applications.

The Welch seal service kit is an ideal accessory to have in chemical laboratories and research facilities. This kit compatible to use with 2561 two-head pumps.

The Welch shaft seal repair kit is used when the motor shaft is subjected to heavy usage thus resulting in the entry of different contaminants such as oil, fluids or fine dust.

The Welch major repair kit contains shaft seal, intake screen, gaskets, springs, valves and spring holders, large and small metal vanes. This kit is compatible to use with 1376N vacuum pumps.

The Welch pump V-belthas specially formulated design and is a critical item to have in chemical laboratories to enhance the performance of various experiments and analysis.

Exhaust oil recyclers are recommended for vacuum systems with continuous pressure of 1 torr (1 mm Hg) or higher. 1 At these pressures, conventional exhaust filters quickly saturate. The Mist Eliminator System continuously separates oil mist from the vacuum pump exhaust and actively returns the oil…

The Welch minor repair kit is an ideal accessory to have in any chemical laboratories and research facilities. This kit is compatible to use with CRR1 and 1373 capture pumps.

ChemStar Belt-driven vacuum pump is designed to tolerate harsh chemical contamination. Vital pump parts are corrosion resistant. The large oil reservoir with PTFE surfaces dilutes contamination and the low pump rotational speed lessens friction to reduce operating temperature and chemical effects.…

The Welch connecting rod assembly with a strong construction is mainly used in jobsites and construction sites and is compatible to use with 2561/2563 pumps.

The Welch probe vacuum gauge has specially formulated design and is a critical item to have in chemical laboratories to enhance the performance of various experiments and analysis.

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 2021, 2031, 2026, 2027 vacuum pumps.

The 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.

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.