Diffusion Pumps

diffusion pumps — pre-owned

39listings

Browse 39 diffusion pumps — pre-owned on eBay — listings updated every few minutes. All items are pre-owned and sold by eBay sellers directly.

EDCO USA V20-150H Vacuum Pump/Generator, 26.7in-HG, 80PSI, 1/4"NPT
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UsedBuy It NowBest Offer

EDCO USA V20-150H Vacuum Pump/Generator, 26.7in-HG, 80PSI, 1/4"NPT

EDCO USA. EDCO Vacuum Pump/Generator. Ports: 1/4"NPT. Max Vacuum: 26.7in-HG. The Original Manufacturer's warranty does not apply. This is a surplus item. Maple Grove, MN 55369. 9472 Hemlock Lane N.

$65.00
Free ShippingOsseo, US
next.day.automationTOP
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100.0%Excellent· 45.5k
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CVC Diffusion Pump Model mcf60-01 120v
UsedBuy It NowBest Offer

CVC Diffusion Pump Model mcf60-01 120v

CVC vapor pump, 120v, Tested works. 12”, 100cc See pictures for details

$399.00
Free ShippingSeattle, US
smith3177
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98.8%Excellent· 2.0k
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VARIAN Diffusion Pump Type 0183 120V
UsedBuy It Now

VARIAN Diffusion Pump Type 0183 120V

$750.00
+$98.00Milton Freewater, US
buyhitek
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99.3%Excellent· 43.3k
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Edwards 160 MM Diffstak Diffusion Pump
UsedBuy It Now

Edwards 160 MM Diffstak Diffusion Pump

$815.00
See listingMiddletown, US
assetrecoveryzone_com
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99.9%Excellent· 8.0k
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UNTESTED  AS-IS     Edwards E02 Oil Diffusion Pump  110V 400W FLUID CHARGES ML75
For parts or not workingBuy It NowBest Offer

UNTESTED AS-IS Edwards E02 Oil Diffusion Pump 110V 400W FLUID CHARGES ML75

UNTESTED, SOLD AS-IS

$865.00
+$45.00New Orleans, US
dealgrade220
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99.7%Excellent· 750
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Edwards Diffstak 63/150P Oil Diffusion Pump 210V 450W B62425977 ISO63 As Is
UsedBuy It NowBest Offer

Edwards Diffstak 63/150P Oil Diffusion Pump 210V 450W B62425977 ISO63 As Is

For sale is a used Edwards Diffstak 63/150 (likely P-model with high-vacuum isolation valve) oil vapor diffusion pump. Removed from a laboratory or industrial vacuum system. Selling strictly as-is, untested, for parts, repair, or as a complete unit for the experienced buyer.

$499.00
See listingBangs, US
electro_553
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100.0%Excellent· 6
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EDCO USA V20-150M Vacuum Pump/Generator, 20.8n-HG, 80PSI, 1/4"NPT
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UsedBuy It NowBest Offer

EDCO USA V20-150M Vacuum Pump/Generator, 20.8n-HG, 80PSI, 1/4"NPT

EDCO USA. Ports: 1/4"NPT. Vacuum Pump/Generator. Max Vacuum: 20.8n-HG. The Original Manufacturer's warranty does not apply. This is a surplus item. 9472 Hemlock Lane N. SKU# SB-142948.

$55.00
Free ShippingOsseo, US
next.day.automationTOP
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100.0%Excellent· 45.5k
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Edwards 09898/32 49001 P Diffstak Diffusion Pumps
UsedBuy It NowBest Offer

Edwards 09898/32 49001 P Diffstak Diffusion Pumps

We think good. When we receive the product we will confirm item is. Let us know what’s going on. are more than happy to rectify any problems by replacing. received in a different condition than stated (DOA, not. ).

$819.99
See listingFleetwood, US
mosesbglickllc
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99.8%Excellent· 24.7k
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CVC Consolidated Vacuum Corporation Dial Gage MM Hg millimeters mercury Used
UsedBuy It Now

CVC Consolidated Vacuum Corporation Dial Gage MM Hg millimeters mercury Used

CVC Consolidated Vacuum Corporation. Heavy Duty Industrial Gage.

$125.00
Free ShippingPalatine, US
blakepliskin
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100.0%Excellent· 5.6k
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EDCO USA V20-150H Vacuum Pump Generator
UsedBuy It NowBest Offer

EDCO USA V20-150H Vacuum Pump Generator

$64.99
Free ShippingLake Forest, US
palmindustrial
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100.0%Excellent· 23.0k
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Edwards Oil Diffusion Pump and Backing Roughing Valve BRV10 BRV 10
For parts or not workingBuy It NowBest Offer

Edwards Oil Diffusion Pump and Backing Roughing Valve BRV10 BRV 10

We will do what we can to accommodate any reasonable request about an issue.

$399.95
See listingHampton, US
tbsc_shop
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99.8%Excellent· 12.1k
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M6 Varian Vacuum Diffusion Pump Cold Trap Water-Cooled Baffle 6" Flange
UsedBuy It NowBest Offer

M6 Varian Vacuum Diffusion Pump Cold Trap Water-Cooled Baffle 6" Flange

The M6 Varian Vacuum Diffusion Pump Cold Trap is a high-quality unit designed for use in vacuum pump systems. This cold trap, with a 6" inlet flange diameter, utilizes a water-cooled baffle to effectively condense and trap moisture and vapor, ensuring a clean and dry vacuum environment. Made by the reputable brand Varian in the United States, this unit is a reliable and essential component for maintaining proper system performance in various industrial and laboratory settings.

$400.00
See listingWeston, US
dabac1958
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100.0%Excellent· 129
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T-M VACUUM PRODUCTS DIFFUSION VACUUM PUMP W/AIRCO TEMESCAL VALVES 1-1/8" FIG1310
UsedBuy It NowBest Offer

T-M VACUUM PRODUCTS DIFFUSION VACUUM PUMP W/AIRCO TEMESCAL VALVES 1-1/8" FIG1310

GATE VALVES. T-M VACUUM PRODUCTS. 31-1/2" X 18" X 12".

$350.00
See listingCoffeyville, US
irontime1
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99.7%Excellent· 31.1k
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Untested Varian VHS-10 Diffusion Pump 480V 3PH F0426-339
For parts or not workingBuy It NowBest Offer

Untested Varian VHS-10 Diffusion Pump 480V 3PH F0426-339

The pump is untested because I don’t know how to test it but it appears in excellent condition. Always stored inside. Please message me before purchasing. Available for pickup in Flagstaff, Arizona. The Varian VHS-10 Diffusion Pump is an electric-powered vacuum pump designed specifically for diffusion applications. It features water-cooled operation for efficient cooling and has a rated power of 480V and 3PH. This model, manufactured in the United States, is suitable for use in various vacuum systems requiring precise control and high pumping speeds. As an untested product, it offers a reliable and durable option for those in need of a dependable diffusion pump for their industrial or research needs.

$2999.99
See listingFlagstaff, US
4ugoods2go
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100.0%Excellent· 351
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MRC Diffusion pump with Granville Phillips Series 244 2" Cryosorb Cold Trap
UsedBuy It NowBest Offer

MRC Diffusion pump with Granville Phillips Series 244 2" Cryosorb Cold Trap

MRC Diffusion pump with Granville Phillips Series 244 2" Cryosorb Cold Trap. This unit came from inventory of Curtis Technology From San Diego, CA. Please contact me for shipping quote or Local pick up!

$2850.00
See listingOakland, US
processingequipment
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100.0%Excellent· 537
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Edwards Speedivac Vapour Diffusion Pump EO2 Rig w/ Pressure Gauge
UsedBuy It NowBest Offer

Edwards Speedivac Vapour Diffusion Pump EO2 Rig w/ Pressure Gauge

Item condition: Used Edwards Speedivac Vapour Diffusion Pump EO2 Rig w/ Pressure Gauge This item was removed from a university where it was surplus to requirement.It is in good overall cosmetic condition, we are unable to test it at our facility.The previous owner stated it is in good working order. NOTE: No cables, remotes, accessories, power supplies, consumables or any other item is included unless shown in the item photo or is in the item description. Item Details Property Value Tested value Electrical Supply N/A 1-Phase Plug Included? (1-Phase) N/A Yes - Standard UK 3-Pin Mains Plug (BS 1363) PAT Test Result N/A Pass PAT Test Date N/A 12-09-2025 Voltage N/A 240V Year of Manufacture N/A Unknown Part / Catalogue Number Unknown Last Service Date N/A Unknown.

$1811.46
+$1986.75LOCKERBIE, GB
unigreenscheme
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99.8%Excellent· 8.2k
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EDCO V20-150M-ST Single-Stage Vacuum Pump/Generator, 20.8inHg, 80psi w/Silencer
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UsedBuy It NowBest Offer

EDCO V20-150M-ST Single-Stage Vacuum Pump/Generator, 20.8inHg, 80psi w/Silencer

EDCO USA. w/ Silencer. Vacuum Pump/Generator. Max Vacuum: 20.8inHg. Model # : V20-150M-ST. The Original Manufacturer's warranty does not apply. This is a surplus item. Office Hours.

$80.00
Free ShippingOsseo, US
next.day.automationTOP
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100.0%Excellent· 45.5k
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TOKUDA ESV-100A ULT-HI-VACUUM. Used Surplus. Item ID 2
UsedBuy It NowBest Offer

TOKUDA ESV-100A ULT-HI-VACUUM. Used Surplus. Item ID 2

This item has been removed from a working facility. We cannot possibly describe every detail of this item and what is in the pictures is included in the sale. This item is to be used for its intended purpose.

$599.99
See listingLockport, US
second2nonebuffalo1
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99.8%Excellent· 5.8k
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VARIAN 362-4 CRYOTRAP FOR VHS-4 DIFFUSION VACUUM PUMP CRYOGENIC
UsedBuy It NowBest Offer

VARIAN 362-4 CRYOTRAP FOR VHS-4 DIFFUSION VACUUM PUMP CRYOGENIC

ALWAYS HERE TO HELP. A signed credit card authorization form is required for all orders paid with credit card. SKU: I610239. We directly accept US issued credit cards.

$693.49
See listingLas Vegas, US
ecrunch
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100.0%Excellent· 8.5k
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Edwards: E2M8 High Vacuum Pump. Model 8 Two Stage with Franklin Motor
For parts or not workingBuy It NowBest Offer

Edwards: E2M8 High Vacuum Pump. Model 8 Two Stage with Franklin Motor

Edwards: E2M8 High Vacuum Pump. FOB Phoenix. Local Pick up is acceptable.

$324.99
See listingPhoenix, US
systechaz6024370100
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100.0%Excellent· 14.4k
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M4 Varian Vacuum Diffusion Pump Cold Trap Water-Cooled Baffle 6" Flange
UsedBuy It NowBest Offer

M4 Varian Vacuum Diffusion Pump Cold Trap Water-Cooled Baffle 6" Flange

The M4 Varian Vacuum Diffusion Pump Cold Trap is a high-quality unit designed for vacuum applications. With a 4" flange and water-cooled baffle, this cold trap effectively condenses and traps water vapor and other gases, ensuring a clean and dry vacuum environment. The Varian brand is known for reliability and durability, making this unit a dependable choice for industrial and laboratory settings where precise pumping and filtration are essential.

$400.00
See listingWeston, US
dabac1958
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100.0%Excellent· 129
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Liquid Nitrogen Cold Trap For Accessory To Diffusion Pump.
UsedBuy It Now

Liquid Nitrogen Cold Trap For Accessory To Diffusion Pump.

Selling a used liquid nitrogen cold trap to be used in conjunction with a diffusion pump to greatly increase vacuum conditions by trapping condensible gases.

$65.00
See listingMichigan City, US
mckay20033
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100.0%Excellent· 406
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TOKUDA ESV-100A ULT-HI-VACUUM. Used Surplus. Item ID 4
UsedBuy It NowBest Offer

TOKUDA ESV-100A ULT-HI-VACUUM. Used Surplus. Item ID 4

This item has been removed from a working facility. We cannot possibly describe every detail of this item and what is in the pictures is included in the sale. This item is to be used for its intended purpose.

$599.99
See listingLockport, US
second2nonebuffalo1
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99.8%Excellent· 5.8k
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TOKUDA ESV-100A ULT-HI-VACUUM. Used Surplus. Item ID 6
UsedBuy It NowBest Offer

TOKUDA ESV-100A ULT-HI-VACUUM. Used Surplus. Item ID 6

This item has been removed from a working facility. We cannot possibly describe every detail of this item and what is in the pictures is included in the sale. This item is to be used for its intended purpose.

$599.99
See listingLockport, US
second2nonebuffalo1
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99.8%Excellent· 5.8k
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CVC Diffusion Pump, SN 26032, MCF 300, 115V, Phase 1, 18” Tall
-10%
UsedBuy It NowBest Offer

CVC Diffusion Pump, SN 26032, MCF 300, 115V, Phase 1, 18” Tall

The CVC Diffusion Pump, with serial number 26032 and model number MCF 300, operates at a supply voltage of 115V. Standing at 18" tall, this pump is designed by Consolidated Vacuum Corporation and is a key component for vacuuming systems, specifically in the field of hydraulics, pneumatics, and plumbing. Its Phase 1 design ensures efficient and reliable performance for various industrial applications requiring the removal of gases and contaminants from a system.

$1350.00$1500.00-10%

You save $150.00

+$85.00Ridgefield, US
vast_trades
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99.3%Excellent· 7.5k
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Edwards Diffstack 250/2000c Diffusion PUMP | B35033978 | 250 2000 | 2130L/s 240v
UsedBuy It NowBest Offer

Edwards Diffstack 250/2000c Diffusion PUMP | B35033978 | 250 2000 | 2130L/s 240v

Edwards Vacuum 250/2000C Diffusion Pump with ISO250-K inlet flange, 2130 L/s, Water cooling, 240 VAC 50/60 Hz Removed from system in good condition but should be inspected, cleaned and gone thru prior to installation. Not tested so selling as parts/repair Ships pallet packaged Freight

$3850.00
See listingWestminster, US
sgardnertrading
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100.0%Excellent· 2.4k
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TOKUDA ESV-100A ULT-HI-VACUUM. Used Surplus. Item ID 7
UsedBuy It NowBest Offer

TOKUDA ESV-100A ULT-HI-VACUUM. Used Surplus. Item ID 7

This item has been removed from a working facility. We cannot possibly describe every detail of this item and what is in the pictures is included in the sale. This item is to be used for its intended purpose.

$599.99
See listingLockport, US
second2nonebuffalo1
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99.8%Excellent· 5.8k
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Edwards E2M8 Two Stage Rotary Vane Vacuum Pump w/ Franklin Motor AS-IS
For parts or not workingBuy It Now

Edwards E2M8 Two Stage Rotary Vane Vacuum Pump w/ Franklin Motor AS-IS

• Model: E2M8. Due to lack of testing, it is being sold AS-IS, FOR PARTS OR REPAIR. Ideal for rebuild, parts, or technician repair.

$399.95
See listingCopemish, US
mmboots
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99.8%Excellent· 1.5k
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Dresser DPD 6-1800 6" Water-Cooled Diffusion Pump DC-704 Oil 1800 L/sec
UsedBuy It NowBest Offer

Dresser DPD 6-1800 6" Water-Cooled Diffusion Pump DC-704 Oil 1800 L/sec

Dresser DPD 6-1800 6" Water-Cooled Diffusion Pump DC-704 Oil 1800 L/sec

$4000.00
See listingHillsboro, US
paumoor-80
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100.0%Excellent· 17
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Edwards Diffstak 160 Vapour Diffusion Pump Rig w/ Pressure Gauge
UsedBuy It NowBest Offer

Edwards Diffstak 160 Vapour Diffusion Pump Rig w/ Pressure Gauge

Item condition: Used Edwards Diffstak 160 Vapour Diffusion Pump Rig w/ Pressure Gauge This item was removed from a university where it was surplus to requirement.It is in good overall cosmetic condition, we are unable to test it at our facility.The previous owner stated it is in good working order.Please note: There is no plug attached. NOTE: No cables, remotes, accessories, power supplies, consumables or any other item is included unless shown in the item photo or is in the item description. Item Details Property Value Tested value Electrical Supply N/A 1-Phase Plug Included? (1-Phase) N/A Yes - Standard UK 3-Pin Mains Plug (BS 1363) PAT Test Result N/A Fail PAT Test Fail Reason N/A Other - Please Specify PAT Test Fail Reason Specifics N/A Missing Plug and bare w.

$1811.46
+$1981.35LOCKERBIE, GB
unigreenscheme
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99.8%Excellent· 8.2k
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Nachi VDR-13A-1A2-3A2-13 Variable Vane Pump Hydraulic 1" Shaft
UsedBuy It NowBest Offer

Nachi VDR-13A-1A2-3A2-13 Variable Vane Pump Hydraulic 1" Shaft

SKU: 282946 - Nachi VDR-13A-1A2-3A2-13 Variable Vane Pump Hydraulic 1" Shaft - Nachi - Used . -- Prefer to pick it up yourself? You are welcome to do so, by appointment. We will load it free of charge unless otherwise stated in the listing. If your purchase requires a pallet, banding or any other form of packaging, a packaging fee may apply.

$825.99
See listingMiddlebury, US
bullseyeindustrialsales
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99.8%Excellent· 64.9k
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Liquid Nitrogen Cold Trap For Diffusion Pump System
UsedBuy It Now

Liquid Nitrogen Cold Trap For Diffusion Pump System

Selling a used liquid nitrogen cold trap to be used in conjunction with a diffusion pump. This will trap condensible gases to greatly improve vacuum conditions. Taken from a working system.

$65.00
See listingMichigan City, US
mckay20033
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100.0%Excellent· 406
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Edwards: E2M-30  High Vacuum Pump. Model 30 with Maathon Electric Motor
For parts or not workingBuy It NowBest Offer

Edwards: E2M-30 High Vacuum Pump. Model 30 with Maathon Electric Motor

Edwards: E2M-30 High Vacuum Pump. Model 30 with Maathon Electric Motor. FOB Phoenix. Local Pick up is acceptable.

$449.99
See listingPhoenix, US
systechaz6024370100
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100.0%Excellent· 14.4k
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TOKUDA ESV-100A ULT-HI-VACUUM. Used Surplus. Item ID 8
UsedBuy It NowBest Offer

TOKUDA ESV-100A ULT-HI-VACUUM. Used Surplus. Item ID 8

This item has been removed from a working facility. We cannot possibly describe every detail of this item and what is in the pictures is included in the sale. This item is to be used for its intended purpose.

$599.99
See listingLockport, US
second2nonebuffalo1
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99.8%Excellent· 5.8k
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VARIAN 0188 M-6 DIFFUSION PUMP 6" [Rebuilt]
Seller refurbishedBuy It NowBest Offer

VARIAN 0188 M-6 DIFFUSION PUMP 6" [Rebuilt]

We have 2 in this condition. One has the power cord already installed, and the other has the wires easily accessible so you can add any appropriate power cord of choice.

$1872.00
See listingSan Jose, US
st-2530
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100.0%Excellent· 43
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TOKUDA ESV-100A ULT-HI-VACUUM. Used Surplus
UsedBuy It NowBest Offer

TOKUDA ESV-100A ULT-HI-VACUUM. Used Surplus

This item has been removed from a working facility. We cannot possibly describe every detail of this item and what is in the pictures is included in the sale. This item is to be used for its intended purpose.

$599.99
See listingLockport, US
second2nonebuffalo1
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99.8%Excellent· 5.8k
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TOKUDA ESV-100A ULT-HI-VACUUM. Used Surplus. Item ID 3
UsedBuy It NowBest Offer

TOKUDA ESV-100A ULT-HI-VACUUM. Used Surplus. Item ID 3

This item has been removed from a working facility. We cannot possibly describe every detail of this item and what is in the pictures is included in the sale. This item is to be used for its intended purpose.

$599.99
See listingLockport, US
second2nonebuffalo1
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99.8%Excellent· 5.8k
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Rebuilt Varian 326-6  6" ASA Long Life LN2 Trap
Seller refurbishedBuy It NowBest Offer

Rebuilt Varian 326-6 6" ASA Long Life LN2 Trap

It is 24" long, 15" wide and 9.75" flange face to flange face. It takes 15 liters of LN on the initial fill and then has a 10 liter reservoir capacity. The trap is 75 lbs. Pre-paid orders may also be held for pick up at our Will Call desk in Fremont, CA.

$500.00
See listingFremont, US
duniway
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100.0%Excellent· 1.4k
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Edwards Diffstak 250 Large Oil Diffusion Pump
UsedBuy It NowBest Offer

Edwards Diffstak 250 Large Oil Diffusion Pump

Item condition: Used Large Oil Diffusion PumpThis item was removed from a facility where it was surplus to requirement.It is in good cosmetic condition, we are unable to test it at our facility.The previous owner stated it was in working order prior to removal. NOTE: No cables, remotes, accessories, power supplies, consumables or any other item is included unless shown in the item photo or is in the item description. Item Details Property Value Tested value Recertification Initial Checks Overall Cosmetic Condition N/A Good Safety Features Emergency Stop Safety Check N/A N/A Service Details Last Service Date N/A N/A This item is only suitable for pallet delivery. Delivery will be made to kerbside only, unless otherwise confirmed in writing. The listed price is for economy deliv.

$3168.36
+$2020.80CAERPHILLY, GB
unigreenscheme
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99.8%Excellent· 8.2k
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