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 4 of 4

Image of KNF FLODOS STEPDOS 03 Diaphragm Metering Pump System Lab

£ 2,000.00 (ex. VAT) 1 in stock

KNF FLODOS STEPDOS 03 Diaphragm Metering Pump System Lab

ITEM-41356

KNF FLODOS STEPDOS 03 Diaphragm Metering Pump System


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


All pumps are in good cosmetic condition and powered up, we are unable to test the system further at our facility.


The system comprises:


-Terminal Eliminator Plus Black box

-RM Accelerator PC Tower

-DAC Calibration Files Floppy Disk

-Various Cables

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

£ 500.00 (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 Welch MPC101Z MPC Chemical Duty Diaphragm Vacuum Pump Type 412522 2022 Lab

£ 300.00 (ex. VAT) 1 in stock

Welch MPC101Z MPC Chemical Duty Diaphragm Vacuum Pump Type 412522 2022 Lab

ITEM-51174

Welch MPC101Z MPC Chemical Duty Diaphragm Vacuum Pump Type 412522 2022 Lab


This item was removed from a facility 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.


The previous owner stated it was in working order prior to removal.

Image of Rietsche Thomas 669BESUU44TFE-217 B Oilless Diaphragm Vacuum Pump

£ POA 1 in stock

Rietsche Thomas 669BESUU44TFE-217 B Oilless Diaphragm Vacuum Pump

ITEM-51590

Rietsche Thomas 669BESUU44TFE-217 B Oilless Diaphragm Vacuum Pump


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.


Items 1 to 4 of 4

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