SIES-Q8B-PO-S-L – Proximity Sensor – Festo Inductive Sensors

USD $ 59.64 USD $ 48.90

SKU: Festo 174553

Manufacturer Part Number: Festo 174553
Festo Inductive Sensors: SIES-Q8B-PO-S-L
OEM Spec Ref 

The Festo SIES-Q8B-PO-S-L, with MPN 174553 Inductive Sensors, is a state-of-the-art inductive sensor designed to enhance the efficiency and reliability of industrial applications through precise position detection and robust operation. This sensor is engineered for seamless integration into various manufacturing and processing environments, ensuring optimal functionality and enhanced operational efficiency.

Key Features:

  • High Precision Detection: Utilizes advanced inductive technology to provide exact control and reliable detection of metal objects, ensuring accurate positioning and movement control within systems.
  • Robust Construction: Crafted from high-quality materials, this sensor is capable of withstanding harsh industrial conditions, offering durability and long-lasting performance.
  • Compact Design: Its compact size allows for easy installation in space-constrained areas, making it ideal for diverse industrial applications without sacrificing functionality.
  • Easy Configuration: Features a straightforward setup and calibration process, enabling quick installation and minimal downtime.
  • Versatile Output Options: Compatible with a variety of electronic interfaces, this sensor can be easily integrated into existing systems, providing flexibility in design and application.


  • Enhanced Operational Efficiency: By providing precise and reliable detection, it contributes to smoother operations and reduced system errors, enhancing overall productivity.
  • Reduced Maintenance Costs: Durable construction and reliable performance reduce the need for frequent replacements and maintenance, lowering operational costs.
  • Increased System Safety: Helps prevent potential accidents and equipment damage by ensuring accurate detection and control in critical applications.
  • Improved Process Control: Enables more refined control over automated processes, essential for high-quality production and consistent output.


  • Manufacturing Automation: Ideal for use in automated assembly lines where precise positioning and detection are crucial for operational accuracy.
  • Material Handling: Plays a critical role in conveyor systems and material handling equipment for detecting the presence and position of metal objects.
  • Automotive Industry: Used extensively in automotive manufacturing for component placement, welding operations, and assembly verification.
  • Packaging and Sorting: Essential in packaging machinery for detecting metal components in goods, ensuring correct packaging without errors.

The Festo SIES-Q8B-PO-S-L Inductive Sensor stands as a testament to Festo’s dedication to advancing automation technology, providing a sophisticated solution for precise inductive sensing in a variety of industrial processes.

Technical Data

Feature Specification
Conforms to standard EN 60947-5-2
Symbol 00991614
Approval RCM trademark, c UL us listed (OL), CE mark (see declaration of conformity), To EU EMC Directive
Note on materials RoHS-compliant
Rated operating distance 1.5 mm
Assured operating distance 1.2 mm
Reduction factors Aluminium = 0.45, Stainless steel St 18/8 = 0.8, Copper = 0.4, Brass = 0.55, Steel St 37 = 1.0
Ambient temperature -25 °C … 70 °C
Repetition accuracy 0.07 mm
Switching output PNP
Switching element function N/C contact
Max. switching frequency 3500 Hz
Max. switching frequency DC 1500 Hz
Max. output current 200 mA
Voltage drop 2 V
Short circuit current rating Pulsed
Operational voltage range DC 10 V … 30 V
Residual ripple 10 %
No-load supply current ≤10 mA
Reverse polarity protection For all electrical connections
Electrical connection 3-pin, M8x1
Plugs Size 8x8x59 mm
Type of mounting Via female thread
Mounting type Flush
Product weight 12 g
Material housing Die-cast zinc, Chrome-plated, Nickel-plated
Switching status indication Yellow LED
Degree of protection IP67
LABS (PWIS) conformity VDMA24364-B2-L
Additional information for sensor selection Special design, Electrical output PNP, Selection of sensor design Standard
Weight 0.012 kg