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 170521 is an industrial component functioning as a basic unit for four plug-in modules, integrating a power supply, serial interface, digital I/Os, a blanking plate, and a control unit. It features an IP20 protection class to IEC 60529, operates within an ambient temperature range of -5 to 50 °C, and supports 0 to 95% non-condensing relative air humidity. This device carries a CE symbol according to the EU-EMV guideline and has been tested for continuous shock resistance per DIN/IEC 68 parts 2-82 at severity level 2 and vibration resistance per DIN/IEC 68 parts 2-6 at severity level 1. Submit the exact part number, quantity, and application requirements to request a quote.
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 170521. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.