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The Allegro™ Peristaltic Pump family is engineered for worldwide regulatory compliance. The outstanding durability and quality of this advanced peristaltic system is second to none.

Technical specification

Allegro™ I Allegro™ II Allegro™ III
Tubing Size (inner diameter min/max) 0.8-8.0 mm 0.8-4.8 mm 0.8-8.0 mm
Tubing Durometer Range (min/max) 55A-62A* 55A-62A* 55A-62A*
Flow Rate (per channel, tubing dependent) Please see tube size flow rate chart Please see tube size flow rate chart Please see tube size flow rate chart
Accuracy ±1.0 % ** ±1.0 % ** ±1.0 % **
Display 4.3 in WQVGA TFT color display with touch screen 4.3 in WQVGA TFT color display with touch screen 4.3 in WQVGA TFT color display with touch screen
Non-Volatile Memory Stores all settings Stores all settings Stores all settings

* The Allegro™ Peristaltic Pump System can run higher durometer tubing depending on the Allegro™ model and customer application. Contact us for additional information.

** Accuracy specification assumes user performance of tubing break-in and calibration. KD Scientific pumps are for laboratory use only. They have not been approved by the FDA for clinical use on patients. Specifications are subject to change.

Available models

Allegro™ I 
Tubing Size
Tubing ID
Max Flow Rate
L/S® 13
0.8 mm (0.03 in)
15 ml/min
L/S® 14
1.6 mm (0.06 in)
60 ml/min
L/S® 16
3.1 mm (0.12 in)
240 ml/min
L/S® 25
4.8 mm (0.19 in)
540 ml/min
L/S® 17
6.4 mm (0.25 in)
960 ml/min
L/S® 18
7.9 mm (0.31 in)
1500 ml/min

 

Single channel, Masterflex® Pump Head, Drive, and Controller

The KD Scientific Allegro™ I Peristaltic Pump System allows maintenance free, continuous flow pumping of various liquids. The fluid contacts only the inside surface of the tubing negating concern for valves, O-rings or seals that might be incompatible with fluid being pumped.

Key features

  • One channel pump head
  • Flow rates up to 1500 ml/min
  • Accepts tubing ID sizes 0.8 mm (0.03 in) - 8.0 mm (0.32 in)
  • Compatible with Masterflex® L/S® 13, L/S® 14, L/S® 16, L/S® 25, L/S® 17 and L/S® 18 tubing
  • Clearly displays flow rate and total dispensed volume
  • User configurable multi-step operation
  • Dispenses in forward or reverse direction
  • Adjustable flow rate while pump is running
  • Stackable sealed remote pump drive with IP32 rating
  • Selectable tubing table
  • Automatic tubing break-in
  • Automatic calibration procedures
  • External connectivity with USB interface and I/O port
  • Easy to maintain
Allegro™ II
Tubing Size
Tubing ID
Max Flow Rate
L/S® 13
0.8 mm (0.03 in)
10 ml/min
L/S® 14
1.6 mm (0.06 in)
40 ml/min
L/S® 16
3.1 mm (0.12 in)
160 ml/min
L/S® 25
4.8 mm (0.19 in)
360 ml/min

 

Dual channel, Masterflex® Pump Head, Drive, and Controller

The KD Scientific Allegro™ II Peristaltic Pump System allows maintenance free, continuous flow pumping of various liquids. The fluid contacts only the inside surface of the tubing negating concern for valves, O-rings or seals that might be incompatible with fluid being pumped.

Key features

  • Two channel pump head
  • Two simultaneous individual flows or one combined flow
  • Flow rates up to 720 ml/min with combined channels
  • Accepts tubing ID sizes 0.8 mm (0.03 in) - 4.8 mm (0.19 in)
  • Compatible with Masterflex® L/S® 13, L/S® 14, L/S® 16 and L/S® 25 tubing
  • Clearly displays flow rate and total dispensed volume
  • User configurable multi-step operation
  • Dispenses in forward or reverse direction
  • Adjustable flow rate while pump is running
  • Stackable sealed remote pump drive with IP32 rating
  • Selectable tubing table
  • Automatic tubing break-in
  • Automatic calibration procedures
  • External connectivity with USB interface and I/O port
  • Easy to maintain
Allegro™ III
Tubing Size
Tubing ID
Max Flow Rate
L/S® 13
0.8 mm (0.03 in)
10 ml/min
L/S® 14
1.6 mm (0.06 in)
40 ml/min
L/S® 16
3.1 mm (0.12 in)
160 ml/min
L/S® 25
4.8 mm (0.19 in)
360 ml/min
L/S® 17
6.4 mm (0.25 in)
640 ml/min
L/S® 18
7.9 mm (0.31 in)
1000 ml/min

 

Two, single channel, Masterflex® Pump Head, Drive, and Controller

The KD Scientific Allegro™ III Peristaltic Pump System allows maintenance free, continuous flow pumping of various liquids. The fluid contacts only the inside surface of the tubing negating concern for valves, O-rings or seals that might be incompatible with fluid being pumped.

Key features

  • Two single channel pump heads
  • Two simultaneous individual flows or one combined flow
  • Flow rates up to 2000 ml/min with combined channels
  • Accepts tubing ID sizes 0.8 mm (0.03 in) - 8.0 mm (0.32 in)
  • Compatible with Masterflex® L/S® 13, L/S® 14, L/S® 16, L/S® 25, L/S® 17 and L/S® 18 tubing
  • Clearly displays flow rate and total dispensed volume
  • User configurable multi-step operation
  • Dispenses in forward or reverse direction
  • Adjustable flow rate while pump is running
  • Stackable sealed remote pump drive with IP32 rating
  • Selectable tubing table
  • Automatic tubing break-in
  • Automatic calibration procedures
  • External connectivity with USB interface and I/O port
  • Easy to maintain
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KD Scientific

KD Scientific provides liquid handling products for automated and affordable delivery of fluids and gas in the laboratory environment. Our products are recognized worldwide for quality and reliability at an economical price. KD Scientific has the broadest line of economical infusion pumps, syringe pumps, OEM syringe pumps and syringe pumps with infuse and withdraw capability.

In addition to our syringe pumps, we also carry evaporators, dispensers and accessories to meet your specific application. We are committed to delivering the highest level of customer satisfaction, as well as technical support for all of our products. Syringe Pumps & MORE..... So Advanced They're Simple !

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