Pulssar PBC Pump

Industry leading piston pump performance


Related products:  Cavro Magni Flex

Best-in-class performance.

Piston pumps are used in a wide range of single-fluid aspiration and dispensing applications. The Cavro Pulssar PBC series of OEM piston pumps offers best-in-class performance, ensuring high precision and accuracy for pipetting, diluting and dispensing applications. Available with a range of market-leading options – such as integrated valves, control electronics, and pressure sensors – the pump’s ultra-low maintenance design offers exceptional process security and peace of mind for challenging applications.

This compact unit can be supplied in a range of materials making it ideal for use with aggressive and abrasive liquids, such as NaOH. The pump’s modular design allows it to be easily configured for numerous applications, providing straightforward integration into your instrument design.

Piston pumps are used in a wide range of single-fluid aspiration and dispensing applications.


  • Industry-leading liquid handling precision and accuracy with exceptional low volume performance
  • Suitable for a range of pipetting, diluting, and dispensing applications
  • Long life and virtually maintenance free (application dependent)
  • Highly configurable based on customer requirements with a choice of piston volumes, piston material, manifold material, optional control electronics and solenoid valves
  • Innovative integrated pressure sensor enables increased sample process security (available on limited configurations)


Pipetting Performance (low volume)*

Pump volume 100 250 500 1000 2500 5000
Aspirate volume 10 10 10 10 10 25
CV ≤ 1% ≤ 1% ≤ 1% ≤ 1% ≤ 1% ≤ 1%
Accuracy ≥ 99.5% ≥ 99.5% ≥ 99.5% ≥ 99.5% ≥ 99.5% ≥ 99.5%

* According to Tecan test conditions and methods at room temperature, including best practices liquid-handling techniques.


Configurable Items Options
Manifold Material PMMA
Piston Material SST316
Valves No valve
3-way (3/2)
2-way (2/2)
Valve Materials EPDM with PPS
Pump Size 100μL
Control Electronics Optional Cavro Pulssar PBC electronics
Motor Cable Options available
Pressure Sensor Limited availability
Principle Stepper motor and lead screw drive. The motor may be controlled by Tecan’s optionally available control electronics or by customer developed electronics.
Life expectancy Drive mechanism: five million cycles1

1) Average life expectancy for small volumes under Tecan test conditions. Pulssar PBC Pump life may vary based on customer application and usage.

Supply voltage 24 VDC ± 10 %
Current 1.5A (max)
Addressing Up to 15 devices can be addressed individually
Inputs Two TTL Level Digital Inputs
Outputs Three TTL Level Digital Outputs

Valid when using optional control electronics

Three communication protocols are supported by the optional control electronics:
1) OEM communications protocol (serial)
2) Data Terminal (DT) protocol (serial)
3) CAN protocol
Baud rate OEM & DT protocol: 9,600
CAN: 100K
Operating temperature1 15-35 °C
(59-95 °F)
Humidity2 20-85 % RH at 35 °C
Storage temperature2 -20 to +60 °C max 85% RH
(-4 to 140 °F)

1) mechanism
2) non‑condensing mechanism

The PBC is manufactured with components that meet the requirements set by the following standards

- European Union Directive 2011/65/EU on the Restriction
  of Hazardous Substances (RoHS)
- China RoHS, SJ/T 11364-2014
- REACH Directive
- Conflict Minerals (3TG)

PBC pumps are manufactured in compliance with Tecan’s ISO 13485:2016 certified Quality Management System. The PBC is a module designed for incorporation into larger systems that require independent testing and certification, and therforedoes not carry its own UL, CE, WEEE or other related markings.

Related products
Cavro Magni Flex

Application-focused multichannel liquid handling technology for integration

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