SIEN-6,5B-NO-K-L – Proximity Sensor – Festo Inductive Sensors

USD $ 65.31 USD $ 53.55

SKU: Festo 150380

Manufacturer Part Number: Festo 150380
Festo Inductive Sensors: SIEN-M12NB-PO-K-L
OEM Spec Ref 

The Festo SIEN-6,5B-NO-K-L Inductive Sensor, with MPN 150380, is a state-of-the-art sensor designed for unparalleled accuracy and durability in industrial settings. This robust sensor is tailored to meet the demanding conditions of automation environments, ensuring reliable performance and enhanced operational efficiency.

Key Features:

  • High Sensitivity: Delivers exceptional detection capabilities, enabling precise sensing of metallic objects even in challenging conditions.
  • Robust Construction: Built with industrial-grade materials, it withstands extreme environments, promising longevity and reliability.
  • Compact Design: Its sleek, space-efficient form factor allows for seamless integration into various machine architectures.
  • Easy Installation: Designed for quick and hassle-free installation, reducing setup times and maintenance efforts.
  • Versatile Output Options: Offers versatile NO (Normally Open) configurations to suit a broad range of application requirements.


  • Increased Productivity: By providing accurate and consistent sensing, it minimizes downtime and boosts production efficiency.
  • Cost-Effective Operations: Optimizes resource use and reduces maintenance costs through its durable design and reliable performance.
  • Enhanced Safety: Improves operational safety by providing precise and dependable sensing, adhering to stringent industry standards.


  • Manufacturing Automation: Essential in automated production lines for consistent, high-quality outputs.
  • Material Handling: Plays a vital role in the precise control and management of materials in various industrial settings.
  • Quality Control Systems: Ideal for systems that require rigorous quality assurance through accurate and reliable sensing.

The Festo SIEN-6,5B-NO-K-L Inductive Sensor stands out as a cornerstone of Festo’s commitment to innovation and quality, offering advanced solutions that enhance the precision and efficiency of industrial processes.

Technical Data

Feature Specification
Conforms to standard EN 60947-5-2
Symbol 00991643
Certification RCM compliance mark
c UL us – Listed (OL)
CE marking (see declaration of conformity) As per EU EMC directive
Rated operating distance 1.5 mm
Assured operating distance 1.21 mm
Reduction factors Aluminum = 0.25
Stainless steel St 18/8 = 0.7
Copper = 0.2
Brass = 0.35
Steel St 37 = 1.0
Ambient temperature -25 °C … 70 °C
Repetition accuracy under constant conditions 0.07 mm
Switching output MPN
Switching element function N/C contact
Hysteresis ≤0.07 mm
Max. switching frequency 5000 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 6.5 mm
Type of mounting Clamped
Mounting type Not flush
Product weight 45 g
Housing material PA
High-alloy stainless steel
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 standard switching distance
Electrical output NPN
Selection of sensor version Standard
Weight 0.045 kg