Confirm the exact configuration
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
Festo
The Festo 543871 is a magnetoresistive industrial component featuring an NPN switch output with a normally open contact function, operating within a DC voltage range of 10 to 30 V and a max output current of 100 mA. This RoHS-compliant and copper- and PTFE-free unit incorporates short circuit pulsing strength, overload withstand capability, and reverse polarity protection across all electrical connections, functioning within an ambient temperature range of -5 to 70 °C. It features a 0.3 m TPE-U(PU) oil-resistant cable with an axial M8x1 3-pin plug featuring turnable threads, rated for 5 million chain link trunking cycles at a 75 mm bending radius. Mountable via top slot insertion and tightening, the component holds c UL us - Listed (OL) and C-Tick authorizations alongside a CE symbol according to the EU-EMV guideline. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
For a faster response, include quantity, condition, and delivery destination.
Verified configuration
Engineering context
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Our sourcing response is prepared against Festo 543871. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.