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501U Peristaltic Pump

The Watson-Marlow 501U is a laboratory and process peristaltic pump designed to deliver accurate and consistent flow rates in industrial, pharmaceutical or research applications. Featuring an intuitive user interface, it allows simple and reliable flow control thanks to its manual adjustment system and compatibility with a wide range of pump heads. Robust and compact, it ensures contamination-free pumping, ideal for sensitive, viscous or abrasive liquids. It is ideal for users seeking precision, flexibility and reliability in their fluid transfer applications.



Description

The 501U peristaltic pump: A reliable and accurate pumping solution for critical applications

The Watson-Marlow 501U peristaltic pump has been designed to meet the demanding requirements of laboratory environments and industrial processes requiring high precision and gentle handling of fluids. Using peristaltic technology, it enables contact-free liquid transfer between the pumped fluid and mechanical components, eliminating any risk of cross-contamination. This makes it ideal for applications where hygiene, sterility or chemical integrity are essential, particularly in the pharmaceutical, chemical, food or environmental sectors .

The 501U stands out for its modular design and ability to adapt to a wide variety of pump heads, offering maximum flexibility in terms of flow rates and compatible tube types. It is capable of delivering up to 540 ml/min depending on the head and tube used. Its intuitive manual control, combined with an integrated speed variator, allows the motor speed to be easily adjusted, ensuring precise flow control. Flow stability is maintained even with variations in viscosity or pressure, ensuring essential consistency in sensitive processes.

The robust frame of the 501U, made of corrosion-resistant materials, ensures high durability and easy maintenance. The simple, easy-to-read control screen allows immediate reading of operating parameters, and tube replacement is quick thanks to the ergonomic design of the pump head. In addition, the pump operates in both directions (forward and reverse), allowing quick purging of the circuit or reversal of flow as required.

This pump is particularly suitable for applications involving viscous, abrasive or particle-laden liquids, as the peristaltic technology prevents wear of internal components by the pumped fluid. It is also highly valued in research and quality control laboratories for the precise dosing of reagents or samples. With its quiet operation and ease of integration into automated environments, the 501U is an optimal choice for users seeking both performance and ease of use.

The Watson-Marlow 501U offers a complete, reliable and efficient solution for the transfer of sensitive or critical fluids. Its proven technology, versatility and ease of maintenance make it an indispensable tool in many scientific and industrial applications.


Features

  • Precise manual speed control for smooth flow adjustment
  • Reversible function for bidirectional pumping
  • Modular design for easy replacement of pump heads
  • Compatible with a wide range of tube sizes (different flow rates possible)
  • Quiet and vibration-free operation
  • No cross-contamination thanks to peristaltic technology
  • Low maintenance: no mechanical parts in contact with the liquid
  • Chemical resistance thanks to the use of appropriate tubes
  • Robust construction for intensive use in industrial environments
  • Easy installation on a bench or integration into an automated system

Technical Details

  • Pump type: Peristaltic
  • Maximum flow rate: Up to 540 ml/min (depending on head and tube used)
  • Rotation speed: Adjustable from 5 to 220 rpm
  • Flow direction: Reversible (forward/reverse)
  • Control: Integrated speed variator (manual potentiometer)
  • Flow rate accuracy: ±0.5% under optimal conditions
  • Protection rating: IP31
  • Power supply: 100-120/220-240 V, 50/60 Hz, 80 VA
  • Housing material: Painted metal, corrosion resistant
  • Dimensions (W x H x D): approx. 250 x 190 x 300 mm
  • Weight: approx. 6 kg
  • Compatibility: Suitable for pump heads 501RL, 501R2, 520R, etc.

Compatible Accessories

  • Compatible pump heads (501RL, 501R2, 520R)
  • Silicone, marprene, fluoropolymer or other tubes depending on the fluids
  • Remote control panels (optional)
  • Maintenance kits (rollers, tube supports, etc.)
  • Wall or table mounting bracket
  • Analogue converter for external control (optional)

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Logistics

Remma and its partners provide you with serviced and configured equipment tailored to your needs. Receive your product at your facility with standard or express delivery, and an installation option, all through a single point of contact.

Warranty

Our 12/24-month warranty ensures the safety and reliability of your medical equipment throughout its lifespan.

Flexible Financing

Settle your medical equipment in up to 36 installments with our financing service or pay after delivery with Remma Facility.