SIEH-M12B-PS-K-L – Proximity Sensor – Festo Inductive Sensors

USD $ 42.84 USD $ 35.13

SKU: 150450

Manufacturer Part Number: Festo 150450
Festo Proximity Sensors: SIEH-M12B-PS-K-L
OEM Spec Ref 

The Festo SIEH-M12B-PS-K-L, with MPN 150450, is a cutting-edge Inductive Sensor designed for precise and reliable detection in a variety of industrial environments. Engineered with superior technology, this sensor enhances the accuracy and efficiency of automated processes, making it an indispensable tool in modern manufacturing and control systems.

Key Features:

  • High Sensitivity Detection: Employs advanced sensing technology to accurately detect metal objects, ensuring high precision in detection tasks.
  • Robust Construction: Built to withstand the demanding conditions of industrial settings, this sensor promises durability and longevity.
  • Compact and Flexible Design: Its compact size facilitates easy integration into tight spaces, providing versatility without compromising performance.
  • Simple Installation: Features hassle-free installation, allowing for quick setup and minimal downtime.
  • Universal Compatibility: Compatible with a wide array of industrial machinery, making it a versatile addition to any setup.


  • Enhanced Process Efficiency: By providing precise detection, it contributes to smoother and more efficient operation of automated systems.
  • Reduced Operational Costs: Helps minimize downtime and maintenance needs, leading to significant cost savings over time.
  • Increased Equipment Reliability: Accurate sensing prevents errors and damage to machinery, extending the lifespan of equipment.
  • Improved Safety: Enhances the safety of operations by ensuring reliable detection of metallic objects in critical applications.


  • Manufacturing Facilities: Crucial for ensuring accuracy in automated production lines, contributing to higher quality and consistency in manufactured products.
  • Material Handling Systems: Plays an essential role in the accurate sorting and handling of materials, enhancing throughput and reducing errors.
  • Automotive Industry: Integral in various stages of automotive manufacturing, from assembly lines to quality control inspections.
  • Robotics and Automation: Ideal for integration into robotic systems where precision and reliability are paramount.

The Festo SIEH-M12B-PS-K-L Inductive Sensor stands as a testament to Festo’s commitment to innovation and quality in the field of industrial automation, offering a reliable and efficient solution for enhancing the capabilities of automated systems.

Technical Data

Feature Specification
Conforms to standard EN 60947-5-2
Symbol 00991702
Certification C-Tick
c UL us – Listed (OL)
CE marking (see declaration of conformity) As per EU EMC directive
Rated operating distance 4 mm
Assured operating distance 3.24 mm
Reduction factors Aluminum = 0.4
Stainless steel St 18/8 = 0.8
Copper = 0.4
Brass = 0.5
Steel St 37 = 1.0
Ambient temperature -25 °C … 70 °C
Repetition accuracy under constant conditions 0.2 mm
Switching output PNP
Switching element function N/O contact
Hysteresis ≤0.36 mm
Max. switching frequency 2500 Hz
Max. output current 200 mA
Voltage drop ≤2 V
Inductive protective circuit Installed
Short-circuit protection Pulsed
DC operating voltage range 10 V … 30 V
Residual ripple ± 10%
Idle current ≤10 mA
Reverse polarity protection for all electrical connections
Electrical connection Cable
Cable length 2.5 m
Material of cable sheath TPE-U(PUR)
Size M12
Type of mounting With lock nut
Mounting type Flush
Product weight 110 g
Housing material Brass
Switching status indication LED yellow
Ambient temperature with flexible cable installation -5 °C … 70 °C
Degree of protection IP65
Corrosion resistance class (CRC) 2 – Moderate corrosion stress
LABS (PWIS) conformity VDMA24364-B2-L
Selection of additional sensor information With increased switching distance
Electrical output PNP
Selection of sensor version Standard
Weight 0.110 kg