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Red Festo guided actuator DFM-40-125-P-A-KF 170943 in box

Festo

Festo DFM-40-125-P-A-KF 170943 guided actuator

SKU CH-ZAH5-25QHA MPN DFM-40-125-P-A-KF

Guided actuator DFM-40-125-P-A-KF 170943 with 40 mm bore and 125 mm stroke for precise linear motion

  • Labor warranty1 Year
  • Product typeTest Equipment
  • Color and finishRed
  • Number of items1 pack
  • Sold asBox
  • Parts warranty3 Years
  • Guided actuator with 40 mm bore for precise linear motion
  • 125 mm stroke length extends reach in automation tasks
  • Festo model DFM-40-125-P-A-KF ensures reliable performance
  • Part number 170943 simplifies ordering and identification
  • Red finish provides clear visibility in industrial settings

Guided actuator for precision motion

The Festo DFM-40-125-P-A-KF is a guided actuator designed for controlled linear movement in automation tasks. It suits engineers and technicians who need repeatable positioning in machine-building or testing environments. The unit arrives new and ready for integration into existing pneumatic or electric systems.

Mounting and system integration

The actuator fits into assemblies where guided rod stability is required to resist side loads and torque. Its construction frees the designer from adding separate linear guides, reducing part count and alignment effort. Connection ports and mounting patterns follow Festo standards for direct attachment to valve manifolds or machine frames.

Sustained operation characteristics

Under continuous cycling the guide bearings maintain low play, preserving positional accuracy over long runs. The sealed design resists contamination, keeping friction consistent during extended shifts. Heat buildup remains moderate, allowing high duty cycles without external cooling in typical industrial settings.

How it compares

Measured against everything we stock in Electrical Trade Tools & Kits, at today’s prices. Recalculated every night.

Price $415.99
Pricier than about 90% of the 5,006 comparable items (median $95.99).

Specifications

Product
Brand nameFESTO
Model nameDFM-40-125-P-A-KF
Product typeTest Equipment
Color and finishRed
In the box
Number of items1 pack

Questions about this item

What is the maximum stroke before the DFM-40-125-P-A-KF reaches its travel limit?

The guided actuator provides a 125 mm stroke, so the first hard stop under sustained use occurs at that full extension length.

How much heat or noise does the DFM-40-125-P-A-KF generate during continuous operation?

As a pneumatic guided actuator it produces minimal heat and low noise; the main thermal load comes from the compressed-air supply rather than the unit itself.

Which air-preparation components must already be in place for the DFM-40-125-P-A-KF to function?

You need a filtered, regulated compressed-air line with suitable fittings and a 4/2 or 5/2 directional valve to drive the 40 mm bore cylinder.

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