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3 CFM Two Stage Vacuum Pump - Harbor Freight Tools

This two stage vacuum pump is ideal for automotive air conditioning and other operations that require steady vacuum pull from a compact pump. Two stage pump draws vacuum down to 22.5 microns Durable die cast aluminum housing and convenient top handle for easy maneuvering ...<< more>>

dual stage vacuum pump

1-16 of 118 results for "dual stage vacuum pump" Kozyvacu 5CFM 2-Stage Rotary Vane Vacuum Pump (5.0CFM, 40Micron, 1/2HP) for HVAC/Auto AC Refrigerant Recharging, Degassing wine or epoxy, Milking cow or lamb, Medical, Food processing etc. ...<< more>>

2 Stage or 1 Stage Pump Design - HyVac Main Index Page

2 stage pumps are more expensive than a 1 stage pump because they have a high vacuum stage what we refer to as an exhaust stage. This 2nd stage serves to help speed the pumps performance curve from about 150 micron or .150mm down to below 1 micron (.001mm). ...<< more>>

dual stage vacuum pump | eBay

Find great deals on eBay for dual stage vacuum pump. Shop with confidence. ...<< more>>

Vacuum Pumps, Dual Stage, Rotary Vane, Dry Scroll and Diaphragm

The RVP Series line of quality rotary vane pumps will meet your demands for high pumping speed combined with high ultimate vacuum. These dual stage rotary vane pumps are reliable, efficient and competitively priced. ...<< more>>

Two Stage Liquid Ring Vacuum Pump - Principles of Operation

In the case of the two-stage liquid ring pump, the discharge from the first stage does not discharge to atmosphere. Instead, the first stage discharges through the manifold leading to the second stage as well as through a discharge port located in the intermediate plate between the first- and second-stage impellers. ...<< more>>

2 Stage Vacuum Pump | eBay

Designed for deeper vacuum draw, this vacuum pump pulls vacuum down to 75 microns. Application: R134A, R12, R22 refrigerant. Dual ports for R134A and R12/R22 systems. ...<< more>>


Plasma sterilizers, vacuum freeze drying, vacuum mixing etc. Considering there is a large amount of H 2 0 2 gas and water vapor which will be exhausted into vacuum pump, value designed weak corrosion-resistant vacuum pump VRD-M series. ...<< more>>

5 Cfm 2 Stage Vacuum Pump - sears

XtremepowerUs 1/2 HP Two Stage Vane Vacuum Pump 5 CFM Air Conditioner Refrigeration HVAC Air AC A/C R410a R134. Sold by idrack. $306.19 $191.95. ...<< more>>

Selecting a Vacuum Pump - TurnTex Woodworks

Two stage pumps basically have two rotors and two sets of vanes. The first stage generates a medium vacuum and the second stage processes the exhaust of the first stage to create a better vacuum. As a result, two stage pumps can produce a deeper vacuum than single stage pumps....