SDBT-BSW-1L-PU-W-0.3-N-M12 – Festo Proximity Sensors

USD $ 35.70 USD $ 29.27

SKU: Festo 2476855

Manufacturer Part Number: Festo 2476855
Festo Proximity Sensors: SDBT-BSW-1L-PU-W-0.3-N-M12
OEM Spec Ref 

The Festo SDBT-BSW-1L-PU-W-0.3-N-M12, MPN 2476855, is a highly reliable proximity sensor designed for efficient position detection in industrial applications. It operates on a magneto-resistive measuring principle, ensuring accurate detection with a PNP switching output. This sensor boasts a robust design, providing IP65 and IP68 protection and resistance to welding spatter, making it suitable for harsh industrial environments. Additionally, it meets the EN 60947-5-2 standard and carries RCM and cULus certifications, affirming its compliance with rigorous safety and operational standards.

Key Features:

  • Magneto-resistive Measuring Principle: Offers precise position detection, essential for automation tasks.
  • Robust Protection: IP65 and IP68 rated, ensuring durability against dust, water, and tough conditions.
  • Compliance and Safety: Meets EN 60947-5-2 standards and includes RCM and cULus listings.
  • Resistant Construction: Designed to withstand welding fields and spatter, enhancing longevity and reliability.


  • Enhanced Precision: Ensures accurate positioning, critical for optimizing automated processes.
  • High Durability: Suitable for challenging industrial environments, reducing maintenance needs.
  • Safety and Compliance: Adheres to international safety standards, ensuring safe operation across various systems.


  • Industrial Automation: Ideal for precise control in automated machinery and production lines.
  • Quality Control Systems: Critical for maintaining accuracy in measurement and inspection tasks.
  • Harsh Environment Operations: Perfectly suited for industries where exposure to harsh conditions is common.

The Festo SDBT-BSW-1L-PU-W-0.3-N-M12 Proximity Sensor stands out for its precision, robustness, and safety, making it a top choice for enhancing industrial processes.

Technical Data

Feature Specification
Design T-slot
Based on norm EN 60947-5-2
Symbol 00991153
Certification RCM compliance mark
c UL us – Listed (OL)
CE marking (see declaration of conformity) As per EU EMC directive
As per EU RoHS directive
UKCA marking (see declaration of conformity) To UK instructions for EMC
To UK RoHS instructions
Special features UV-resistant
Welding field resistant
Resistant to welding spatter
Note on materials RoHS-compliant
Application note
Measured variable Position
Measuring principle Magneto-resistive
Ambient temperature -25 °C … 85 °C
Max. travel speed 1 m/s
Repetition accuracy 0.2 mm
Switching output PNP
Switching characteristics during welding process Output signal freezes
Switching element function N/O contact
On time ≤15 ms
Switch-off time ≤25 ms
Max. switching frequency 25 Hz
Max. output current 100 mA
Max. output current in mounting kits 100 mA
Max. switching capacity DC 2.8 W
Max. switching capacity DC in mounting kits 2.8 W
Voltage drop <1.5 V
Inductive protective circuit Adapted to MZ, MY, and ME coils
Minimum load current 0 mA
Residual current <0.005 mA
Short-circuit protection Yes
Overload protection Available
Rated operating voltage DC 24 V
DC operating voltage range 10 V … 30 V
Residual ripple 10 %
Reverse polarity protection For all electrical connections
Electrical connection 1, connection type Cable with plug
Electrical connection 1, connection technology M12x1 A-coded as per EN 61076-2-101
Electrical connection 1, number of pins/wires 3
Electrical connection 1, type of mounting Screw-type lock
Electrical connection for input 1, connection pattern 00995573
Connection outlet orientation Longitudinal
Material of pin contacts Brass, nickel-plated and gold-plated
Material of plug housing TPE-U(PU)
Connector cable test conditions Flexural strength: as per Festo standard
Test conditions on request
Cable length 0.3 m
Cable characteristic Resistant to welding spatter
Color cable sheath Gray
Material of cable sheath PVC, cross-linked by irradiation
Insulating sheath material PVC
Type of mounting Screwed tightly
Can be inserted in slot from above
Max. tightening torque 0.6 Nm
Mounting position Any
Product weight 23.3 g
Housing color Black
Housing material Epoxy resin
High-alloy stainless steel
Material of union nut Brass, nickel-plated
Switching status indication LED yellow
Function reserve indication LED orange
Ambient temperature with flexible cable install -5 °C … 80 °C
Degree of protection IP65
Resistance to interference from magnetic fields Insensitive to AC magnetic fields (50…60 Hz) < 200 mT
Insensitive to MFDC magnetic fields (1000 Hz) < 200 mT
Due to design, insensitive to permanent magnetic fields < Bon
LABS (PWIS) conformity VDMA24364-B2-L
Weight 0.0233 kg