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Choosing the right pump can mean the difference between an application' success or failure.
Most Ismatec pumps are rated for continous 24 hour use and have a two year warranty (excludes OEM).
Below is a table which compares the four main type of Ismatec pumps which Bennett & Scientific can supply. Click on the table headings for the pump type if you wish to see more. If you are uncertain about the most suitable pump type and model, complete our enquiry form and we'll contact you to discuss the best way to solve your pumping needs.
These webpages only cover the most commonly used pumps; Bennett Scientific can also supply syringe pumps,vacuum pumps etc, as well as further models of pump types on this page. For a full catalogue call us on 01626 369990 or complete our on-line enquiry form.



Peristaltic Pumps

Single and multichannel (max 40 channels)
Very high reproducibility
Insensitive to dry running
Clockwise or counter-clockwise delivery
Flow rates up to 45 litres/min


Suitable for use with:
- various chemicals depending on tubing material
- supensions with up to 60% solids
- abrasive material
- highly viscous media
- delicate media(e.g living cells)

Gear Pumps

Single channel
Magnetically coupled
Interchangable gear pump-heads
Practically pulse free
Stainless steel pump-head housing
PTFE, PPS or graphite gears
Flow rates up to 45 litres/min

Suitable for use with:
- many corrosive chemicals
- media without particles
- aqueous to low-viscosity media
- back-pressure up to 10 bar


Diaphragm Pumps

Single Channel
Liquid contacts with PTFE parts only
Flow rates up to 640ml/min



Suitable for use with:
- most corrosive liquids
- media without particles
Piston Pumps

Single Channel
Liquid contacts with PTFE or Ceramic parts only
Very high reproducibility
Flow rates up to 250ml/min

Suitable for use with:
- most corrosive liquids
- back-pressure up to 10 bar




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