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Flex-Pro A3 Peristaltic Pump

A3 Series

Flex-Pro high pressure, high accuracy, industrial peristaltic metering pump.

Spec the A3 in your next job...

Flex-Pro Peristaltic Pump

Patents: 8,418,364 - 8,215,931 - 7,284,964 - 7,001,153 - 4,496,295
other patents pending


Peristaltic Pump

A3F Pump Series

Peristaltic Pump

A3V Pump Series

A3 with Extended Brackets

Shown with optional extended
(item # 72000-380)

Peristaltic Pump J-Box
Junction Box

Peristaltic Pump Terminal Block
Terminal block


A3 Series Product Information

  • Volume output not affected by changes in back pressure

  • 2500:1 Turndown ratio

  • Variable speed brushless DC motor

  • Washdown, NEMA 4X (IP66)

  • Max feed rate 33.3 GPH (126 LPH)

  • Continuous pressure up to 125 PSI (8.6 bar)

  • Continuous duty cycle

  • Multiple outputs:

    • Scalable output signal to control other pumps or external devices
      (4-20 mA and pulsed output)

    • Three contact closures

    • One 6 amp relay

  • Multiple inputs:

    • 4-20 mA, 0-10 VDC, Pulsed

    • Batch (program trigger from 1 - 1,000 pulses)

    • Contact Closure (remote Start/Stop)

    • And more...

  • Automated parts per million dosing

  • Feature used to extend tube life (Patent Pending)

  • Safety sensor protects operator and aides in tube replacement (Patent Pending)

  • High resolution multi-color LCD (RGB)

  • Output adjustment: 0.04 - 100% (0.05 - 125 RPM)

  • Dimensions (CAD drawings)

  • Larger Images:

    • A3F (manual speed control only)

    • A3V (full feature, manual and remote)

  • Flex-Pro training videos 

Flex-Pro Literature

ARRA   ARRA compliant.
See our ProSeries video now.  

Series Comparison

Series TFD
(leak detection)
Input Output
(Flow Verification)
Remote Start/Stop  4-20 mA 0-10 VDC Frequency
4-20 mA Frequency
Alarm Relay
(10 Amp)


No Yes Yes  No No No No No Yes
A3V Yes Yes Yes Yes  Yes Yes Yes Yes Yes Yes

* PPM = Parts Per Million
** FVS requires Micro-Flo sensor sold separately

* Over one million diaphragm and peristaltic pumps in the field.

Caution: Always wear protective clothing, face shield, safety glasses and gloves when working on or near your metering pump.
Additional precautions should be taken depending on the solution being pumped. Refer to MSDS precautions from your solution supplier.


Note: All diagrams are strictly for guideline purposes only. Always consult an expert before installing the metering pump on specialized systems. The metering pump should be serviced by qualified persons only.

2013 Blue-White Industries
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phone: 714-893-8529  |  fax: 714-894-9492
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