Our Diaphragm Vacuum Pumps category offers a selection of high-quality, second-hand pumps designed for oil-free, chemical-resistant operation in a variety of laboratory and industrial applications. These pumps are ideal for applications requiring clean, contaminant-free vacuum environments, such as filtration, degassing, and sample preparation. Diaphragm pumps are widely used in chemical, biological, and medical labs due to their durability and minimal maintenance requirements.


Equipment undergoes varying levels of testing, including functionality checks and vacuum performance assessments, ensuring reliable and efficient solutions for your vacuum needs. Perfect for labs requiring consistent, oil-free vacuum systems.

Items 1 to 18 of 18

Image of Quattroflow Fluid Systems 1200 Quaternary Diaphragm Pump QF 1200-SU Lab

£ 2,130.00 (ex. VAT) 1 in stock

Quattroflow Fluid Systems 1200 Quaternary Diaphragm Pump QF 1200-SU Lab

ITEM-35886

Quattroflow Fluid Systems 1200 Quaternary Diaphragm Pump QF 1200-SU


This was removed from a university lab where it was surplus to requirements.


The unit powers up and is in working order.


It is in good cosmetic condition with minor marks.


12cm Diaphragm

2200 RPM


Model- Quattroflow CV

Serial number- 673786


Image of KNF FLODOS STEPDOS 03 Diaphragm Metering Pump System Lab

£ POA 1 in stock

KNF FLODOS STEPDOS 03 Diaphragm Metering Pump System Lab

ITEM-41356

This item is new in stock. Please enquire for further details.

Image of KNF Neuberger Laboport Diaphragm Pump N 840.3 FT .18 Lab

£ 920.00 (ex. VAT) 1 in stock

KNF Neuberger Laboport Diaphragm Pump N 840.3 FT .18 Lab

ITEM-36580

KNF Neuberger Laboport Diaphragm Pump N 840.3 FT .18


This was removed from a university lab where it was surplus to requirements.


The unit powers up and is in good working order. It is in good cosmetic condition with minor marks.


Image of KNF LAB Laboport SH810 Chemically-resistant Vacuum System Lab

£ 900.00 (ex. VAT) 1 in stock

KNF LAB Laboport SH810 Chemically-resistant Vacuum System Lab

ITEM-41994

KNF LAB Laboport SH810 Chemically-resistant Vacuum System Lab


This item was removed from a university where it was surplus to requirement.


It is in good cosmetic condition and powers on, we are unable to test it further at our facility.


This system features the following:

- The system includes a 250ml separator flask on the input side.

- A Shott Duran 250ml round bottom flask is included on the condenser side.

- The 5-ported condenser coil is 31cm in total length and has a diameter of 6cm.

Image of KNF Neuberger Laboport Diaphragm Pump  Type - N840.3 FT.18 Lab

£ 870.00 (ex. VAT) 1 in stock

KNF Neuberger Laboport Diaphragm Pump Type - N840.3 FT.18 Lab

ITEM-25495

This KNF Neuberger Laboport Diaphragm Pump Type - N840.3 FT.18 was removed from a university lab where it was surplus to requirements.


The unit powers up and is in good working order.


It is in reasonably good cosmetic condition with some marks from use.


Image of Vacuubrand MZ 2CE Membrane Diaphram Vacuum Pump Lab

£ 720.00 (ex. VAT) 1 in stock

Vacuubrand MZ 2CE Membrane Diaphram Vacuum Pump Lab

ITEM-34893

This Vacuubrand MZ 2CE Membrane Diaphram Vacuum Pump was removed from a university lab where it was surplus to requirements.


The unit powers up and is in good cosmetic condition with marks from use.

Image of ILMVAC BIOVAC 106 Aspiration & Filtration Diaphragm Vacuum Pump 112037 Lab

£ 685.00 (ex. VAT) 1 in stock

ILMVAC BIOVAC 106 Aspiration & Filtration Diaphragm Vacuum Pump 112037 Lab

ITEM-31611

This was removed from a lab where it was surplus to requirements.


The unit powers up and draws suction.


It is in good cosmetic condition but has some minor marks from use.


Included with it is;


1x Glass Jar w/ Lid

1700 ccm


Image of LVS ILMVAC BIOVAC 106 Aspiration & Filtration Diaphragm Vacuum Pump Lab

£ 665.00 (ex. VAT) 1 in stock

LVS ILMVAC BIOVAC 106 Aspiration & Filtration Diaphragm Vacuum Pump Lab

ITEM-31612

This was removed from a laboratory where it was surplus to requirements.


The unit powers up and draws suction. It is in good cosmetic condition with minor marks from use.


Included with it is;


1x Glass Jar w/ Lid

•1700 ccm


Image of Buchi V-700 Diaphragm Vacuum Pump Lab

£ 510.00 (ex. VAT) 1 in stock

Buchi V-700 Diaphragm Vacuum Pump Lab

ITEM-31447

This Buchi V-700 Diaphragm Vacuum Pump was removed from a university lab where it was surplus to requirements.


The unit powers up and the air in/out is working but it has not been tested with a gauge.


It it in reasonably good cosmetic condition but has some marks from use.


Please note that we have multiples of this unit in stock. You may not receive the one in the photos but will receive one in near-identical working and cosmetic condition. If you would like to see photos of the exact unit you are receiving upon purchase before it is shipped, we would be happy to provide this.



Image of ProMinent Dosing Pump gamma/L Type, Gala1000NPB200UB000000 Lab

£ 500.00 (ex. VAT) 1 in stock

ProMinent Dosing Pump gamma/L Type, Gala1000NPB200UB000000 Lab

ITEM-34867

ProMinent Dosing Pump gamma/L Type, Gala 1000NPB200UB000000


This was removed from a university lab where it was surplus to requirements.


The unit is in good cosmetic condition and powers up without issue.




Image of KNF Neuberger N 035 AN.18 Diaphragm Vacuum Pump

£ 485.00 (ex. VAT) 1 in stock

KNF Neuberger N 035 AN.18 Diaphragm Vacuum Pump

ITEM-38768

KNF Neuberger NO35AN.18 Diaphragm Vacuum Pump


This was removed from a university lab where it was surplus to requirements.


The unit powers up and runs but has not been tested further.


It is in good cosmetic condition with minor marks.



Image of Gast Vacuum Pump Model 0523-V125Q-G588DX

£ 450.00 (ex. VAT) 1 in stock

Gast Vacuum Pump Model 0523-V125Q-G588DX

ITEM-36345

Gast Vacuum Pump Model 0523-V125Q-G588DX


This was removed from a university lab where it was surplus to requirements.


The unit has not been tested as it has not been wired up.


It is in good cosmetic condition with minor marks.

Image of Pfeiffer Vacuum Diaphragm Pump MVP 015-2

£ 360.00 (ex. VAT) 1 in stock

Pfeiffer Vacuum Diaphragm Pump MVP 015-2

ITEM-36344

Pfeiffer Vacuum Diaphragm Pump MVP 015-2


This was removed from a university lab where it was surplus to requirements.


The unit powers up and runs but has not been tested further.


It is in good cosmetic condition with minor marks.

Image of Pfeiffer Vacuum Diaphragm Pump Model MVP 015-2

£ 350.00 (ex. VAT) 1 in stock

Pfeiffer Vacuum Diaphragm Pump Model MVP 015-2

ITEM-36343

Pfeiffer Vacuum Diaphragm Pump MVP 015-2


This was removed from a university lab where it was surplus to requirements.


The unit powers up and runs but has not been tested further.


It is in good cosmetic condition with minor marks.

Image of KNF N022.AN.18 Diaphragm Vacuum Pump Lab

£ 135.00 (ex. VAT) 1 in stock

KNF N022.AN.18 Diaphragm Vacuum Pump Lab

ITEM-34965

This KNF N022.AN.18 Diaphragm Vacuum Pump was removed from a university lab where it was surplus to requirements.


The unit powers up and is in working order.


It is in good cosmetic condition with marks from use.

Image of Charles Austen Pumps Dymax 30 Vacuum Pump Lab

£ 130.00 (ex. VAT) 1 in stock

Charles Austen Pumps Dymax 30 Vacuum Pump Lab

ITEM-16622

This Charles Austen Pumps Dymax 30 Vacuum Pump was removed from a university lab where it was surplus to requirements.


The pump is in reasonably good, used cosmetic condition but it does have some ink stains and marks here and there. The pump powers up appears to suck and blow as it should but has not been tested with a gauge.


The power light in the switch is slightly temperamental but this is very common for this type of switch. It doesn't affect the usage of the unit.



Image of Vacuubrand MD12C Laboratory Diaphragm Vacuum Pump Chemical Resist Lab

£ POA 1 in stock

Vacuubrand MD12C Laboratory Diaphragm Vacuum Pump Chemical Resist Lab

ITEM-38775

This item is new in stock. Please enquire for further details.

Image of Vacuubrand MD12C Lab Diaphragm Vacuum Pump Chemical Resist Lab

£ POA 1 in stock

Vacuubrand MD12C Lab Diaphragm Vacuum Pump Chemical Resist Lab

ITEM-38776

This item is new in stock. Please enquire for further details.

Items 1 to 18 of 18

Filters

Price (£)

to

Condition

Brand