Welch 2070 ChemStar 5.3 cfm PTFE Oil-Free Deep Vacuum Diaphragm Pump

Welch 2070 ChemStar 5.3 cfm PTFE Oil-Free Deep Vacuum Diaphragm Pump  ***Note: This item has a possible 1-3 week lead time depending on stock availability.***  The Welch ChemStar Dry Oil-Free Deep Vacuum System is a revolutionary new...

Welch 6.1 cfm Full Chemical-Resistant 8-Head Diaphragm Pump

Welch 6.1 cfm Full Chemical-Resistant 8-Head Diaphragm Pump  Note: This item has a possible lead time of 2-3 weeks depending on stock availability. The Welch 6.1CFM Full Chemical-Resistant 8-Head Diaphragm Pump is the ideal choice for 50L Rotary...

2.3CFM High Capacity 4 Headed Oil-Free Diaphragm Chemical Vacuum Pump - Welch

2.3CFM High Capacity 4 Headed Oil-Free Diaphragm Chemical Vacuum Pump - Welch Pump Warranty Information  Customers using solvents such as stabilization resins (MinWax™, Gator Venom™ etc.), alcohol and other polar solvents must use...

Welch BTpro100 Diaphragm Pump

Welch BTpro100 Diaphragm Pump New for Botanical Oils processor for post-extraction purification preparation for distillation.  Welch’s BT pro vacuum pump family has the necessary flow and vacuum level to provide fast performance for your size...

Welch ChemStar 1400N 0.9 cfm 0.1 Micron Belt Drive 2-Stage Pump

Welch ChemStar 1400N 0.9 cfm 0.1 Micron Belt Drive 2-Stage Pump  Note: This item has a possible 1-2 week lead time depending on stock availability.*** The Welch ChemStar 1400N has the extreme vacuum depth capabilites of the traditional DuoSeal...

1400 DuoSeal 0.9cfm 0.1 Micron Belt Drive Dual-Stage Pump - Welch

1400 DuoSeal 0.9cfm 0.1 Micron Belt Drive Dual-Stage Pump - Welch The Welch 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...

Welch 0.9CFM Dry Fast 2 Head PTFE Diaphragm Vacuum Pump

Welch 0.9CFM Dry Fast 2 Head PTFE Diaphragm Vacuum Pump Welch DryFastTM PTFE Diaphragm Vacuum Pumps enable precise vacuum control for organic evaporations with exclusive Advanced Vapor Management (AVM). Oil-Free, portable, chemical resistant, 2 head...

Welch WOB-L 2546 Vacuum Pump

Welch WOB-L 2546 Vacuum Pump Note: This item has a possible 1-2 week lead time depending on stock availability. DETAILS Reliable WOB-L Piston pumps are perfect for many common laboratory vacuum applications. Features: Vacuum and Pressure - to 60...

Welch - Minor Repair Kit for 1400 DuoSeal

 Welch - Minor Repair Kit for 1400 DuoSeal   This minor repair kit enables refurbishment of DuoSeal pump model 1400. Includes gaskets, seals, valves, o-rings, springs, and mechanical shaft seal. All parts are Welch Original equipment with...

Welch 1400 DuoSeal Exhaust Filter

Welch 1400 DuoSeal Exhaust Filter Specifications: Filters oil mist from pump exhaust Simple replacement of element Reduces pump noise Filters to 0.3 micron particle size Screw-in type

1/4" FNPT Adapter for Welch 1400 DuoSeal

1/4" FNPT Aluminum adapter for Welch 1400 DuoSeal Vacuum Pump