PI - Motion Control & Nanopositioning Solutions

Piezo Actuators
Nanopositioning & Scanning Systems
Active Optics /
Steering Mirrors
Capacitive Position Sensors
Piezo Drivers & Nanopositioning Controllers
Hexapods /
Motorized Positioners
Photonics Alignment Solutions
Motion Controllers
Ceramic Linear Motors & Stages

Tech blog

Search Catalog
 All Categories    Preloaded Piezo Actuators (LVPZT) with Sensor Option
All Categories > Nanopositioning: Piezo Stages,
Actuators, Piezo Controllers, Sensors
> Piezoelectric Actuators, Translators, Piezo Ceramic Components > Piezo Actuators with Casing, Closed-Loop Actuators > Preloaded Piezo Actuators (LVPZT) with Sensor Option > Item # P-844.20

Item # P-844.20, Preloaded Piezo Actuators (LVPZT) with Sensor Option

    border="0" Printable Page  
    Email Email This Page  
    Save To Favorites Save To Favorites

  • Travel Range to 90 µm
  • Pushing Forces to 3000 N
  • Preloaded for Pulling Forces to 700 N
  • Sub-ms Response
  • Sub-nm Resolution
  • Options: Vacuum Versions, Water-Resistant Case


Travel Range

30 µm

Open Loop Resolution

0.30 nm

Static Large-Signal Stiffness

107 N/µm

Push Force Capacity

3000 N

Unloaded Resonant Frequency

12 kHz

Length L

65 mm

Pull Force Capacity

700 N

Electrical Capacitance

12.0 µF ±20%

Dynamic Operating Current Coefficient (DOCC)

50 µA/(Hz x µm)

Weight (without Cables)

108 g ±5%

Recommended Amplifier / Controller

C, G


Active structures (Adaptronics)
Active vibration control

Adaptive mechanics

Disk drive testing equipment

Laser tuning

Metrology / interferometry


Precision engineering / micromechanisms

Static and dynamic positioning

Switching applications


·  Dimensional Drawing

·  Dimensional Drawing

·  Comparison of PMN and PZT Material

·  Chart - PMN and PZT material


PMN Compared to PZT


© 1996-2018 PI (Physik Instrumente) GmbH & Co. KG. All rights reserved. Specifications subject to change without notice.