The new Watson-Marlow 521 series close-coupled pumps are tough and compact, making them ideal for process and industrial applications, in general metering and dosing duties, particularly in water and waste treatment.
The new 520REHC LoadSure element pumphead offers increased pressure capabilities up to 7 bar (100psi) constant pressure. The 520 series has the option of the 520R2C continuous tubing pumpheads with their large swept volume and low rotational speeds, for high accuracy and long tube life. - 521F/R2C pumps have fixed speed drives
- 521VI/R2C pumps have Varmeca variable speed drives
- 521I/R2C pumps have inverter controlled drives
- 521P/R2C pumps have pneumatic drives
- 521FX/R2C duplex pumps have fixed speed drives
- 521IX/R2C duplex pumps have inverter controlled drives
- 501DF/RLA pumps have fixed speed ATEX drives
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