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Festo
534476
Limit switch attachment DAPZ-SB-I-25DC-EXDR-AR
The Festo 534476 is a round inductive industrial component featuring a NAMUR switch output with a normally closed contact function, operating on a nominal DC voltage of 8 V with a maximum input voltage of 16 V, current of 25 mA, and power of 34 mW. Built in accordance with EN 60947-5-6 and VDI/VDE 3845 standards, this unit accommodates permissible cable diameters from 7 to 13 mm and includes a switching position indicator alongside an insulation voltage rating of 25 V and surge strength of 0.5 kV. It holds an ATEX category gas rating of II 2G X with EPL Gb and EPL Gc explosion protection certifications outside the EU, supporting any assembly position without short circuit strength or polarity protection. Submit the exact part number, quantity, and application requirements to request a quote.
Request pricing and availabilityCommercial response for your destination and required quantity.
Request a Quote- Manufacturer
- Festo
- Part number
- 534476
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 534476.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Permissible cable diameter
- 7 ... 13 mm
- Based on the standard
- EN 60947-5-6 | VDI/VDE 3845 (NAMUR)
- Design
- Round
- Assembly position
- Any
- Short circuit strength
- No
- Switching element function
- Normally closed contact
- Polarity protected
- No
- Measuring principle
- Inductive
- Switching position indicator
- Yes
- Insulation voltage
- 25 V
- Max. input power
- 34 mW
- Max. input voltage
- 16 V
- Max. input current
- 25 mA
- Nominal operating voltage DC
- 8 V
- Switch output
- NAMUR
- Surge strength
- 0.5 kV
- Degree of contamination
- 3
- ATEX category Gas
- II 2G X
- Explosion protection certification outside the EU
- EPL Gb (RU) | EPL Gc (RU)
- CE symbol (see declaration of conformity)
- according to EU-Ex protection guideline (ATEX)
- Corrosion resistance classification CRC
- 2 - Moderate corrosion stress
- Protection class
- IP67
- Ambient temperature
- -20 ... 70 °C
- Probability of Failure per Hour in [1/h].
- 1.07E-07
- PFD (Probability of Failure on Demand)
- 4.69E-04
- Switching current attenuated
- <= 1 mA
- Switching current not attenuated
- >= 3 mA
- Electrical connection
- Screwed terminal
- Cable gland connection
- M20x1,5
- Materials note
- Conforms to RoHS
- Material seals
- NBR
- Material housing cover
- PC
- Material housing socket
- ABS+PC
- Material console
- ABS+PC
Engineering context
Identification and RFQ Guidance
What to include in your RFQ
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Technical verification
Our sourcing response is prepared against Festo 534476. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.