Precision Pneumatic Sensing: Festo 150855 SME-8-K-LED-24 T-Slot Magnetic Reed Switch

Key Technical Specifications
  • Part Number / Type: 150855 / SME-8-K-LED-24
  • Design: Optimized for standard T-slot cylinders
  • Measuring Principle: Magnetic Reed
  • Operating Voltage: 12 V … 30 V AC / DC
  • Switching Output: Contacting, bipolar (Compatible with both NPN and PNP circuits)
  • Output Current: Max. 500 mA
  • Connection Type: 3-core axial cable, 2.5 meters length
  • Cable Jacket Material: Heavy-duty TPE-U (PUR)
  • Ingress Protection: Dual-rated IP65 and IP67
  • Switching Status Display: High-visibility Yellow LED
Category:
Precision Pneumatic Sensing: Festo 150855 SME-8-K-LED-24 T-Slot Magnetic Reed Switch
In automated production lines, the exact positioning of pneumatic cylinders determines the efficiency and safety of the entire assembly process. For global procurement managers, machinery OEMs, and maintenance engineers seeking absolute reliability in cylinder position tracking, the Festo 150855 SME-8-K-LED-24 inductive reed proximity sensor is the ultimate industry-standard choice.
As a flagship position detector from Festo—the world leader in pneumatic automation—this magnetic reed switch offers flawless non-contact piston detection tailored specifically for standard T-slot profiles.

Why Global Buyers Choose SME-8-K-LED-24
1. Universal Bipolar Switching Flexibility
Integrating different machine parts often forces you to manage separate stocks for NPN and PNP setups. The Festo SME-8-K-LED-24 features a contact-based, bipolar switching output. It works seamlessly across standard NPN or PNP control configurations, cutting your sensor inventory requirements in half.
2. Rugged Dual IP65/IP67 Environment Protection
Industrial settings are filled with flying debris, water droplets, and pneumatic oils. Built with a chemical-resistant epoxy resin, PC, and PET housing, this sensor holds a dual IP65 and IP67 protection rating. It ensures complete seal integrity and stable signal transmission across temperatures ranging from -40°C up to 60°C.
3. Ultra-Fast Response and High Frequency
For fast-moving packaging lines or robotic grippers, standard sensors struggle with delay lag. The 150855 model achieves a switch-on time of \(\le \) 0.5 ms and an ultra-rapid switch-off time of 0.03 ms. With a maximum switching frequency of 800 Hz, it tracks rapid-cycle cylinder movements without missing a single pulse.

Related Product Selection Guide
Festo provides a versatile family of SME and SMT (solid-state) 8-series cylinder switches to accommodate varying cable types, connector formats, and automation designs. Below are the highly recommended models frequently combined with the SME-8-K-LED-24:

Model / Series Part Number Connection Type Switching Principle Best Used For
SME-8-K-LED-24 150855 2.5m Open-End Cable Magnetic Reed Core Model: Long-run standard wiring directly to terminal blocks.
SME-8-S-LED-24 150857 M8 Plug Connector Magnetic Reed Quick-disconnect maintenance environments.
SME-8-K5-LED-24 175404 5.0m Open-End Cable Magnetic Reed Extended reach setups across large machine frames.
SMT-8M-A-PS-24V-E-2,5-OE 574335 2.5m Open-End Cable Solid-state PNP Wear-free electronic switching for infinite cycles.
SMT-8M-A-NS-24V-E-2,5-OE 574338 2.5m Open-End Cable Solid-state NPN Wear-free electronic switching tailored for NPN controllers.


Target Applications
  • Pneumatic Cylinder Systems: Fits directly onto standard Festo T-slot piston rod, rodless, or guided cylinders.
  • Automotive Body & Assembly Shops: Reliable end-of-stroke verification for pneumatic clamping jigs.
  • High-Speed Packaging Machinery: Quick-cycling object verification on sorting and pick-and-place lines.
  • Industrial Grippers & Materials Handling: Compact position sensing embedded directly into automated assembly claws.

Your Trusted B2B Industrial Supply Partner
We are an established global exporter of genuine factory automation and pneumatic components. Sourcing your Festo sensor stocks through our channel provides your business with distinct competitive advantages:
  • 100% Genuine Festo Products: Dispatched brand-new in original manufacturer boxes with fully traceable lot codes.
  • Highly Competitive Wholesale Quotes: Flexible tiered B2B pricing optimized for volume distributors and machinery OEMs.
  • Fast and Secure Global Logistics: Priority air-freight and efficient customs dispatch via international carriers like DHL, FedEx, and UPS.
  • Complete System Matching: Complete your component Bills of Materials (BOM) by bundling sensors with matching Festo cylinders, solenoid valves, and fittings.

Contact Us for a Fast Wholesale Quote Today
Secure your machine infrastructure’s tracking accuracy with a stable supply of the Festo 150855 (SME-8-K-LED-24). Reach out to our international sales department right now to check real-time stock availability, download original datasheets, or secure a competitive bulk quotation.
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