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 part number 537981 is an industrial component featuring an M8 plug electrical connection, sub-base mounting via through-hole, and four G1/8 pneumatic connections designated as pneumatic connection 1, 2, 3, and 4. This unit operates within a pressure and pilot pressure range of 0.3 MPa to 0.8 MPa (3 bar to 8 bar) across an ambient temperature range of -5 °C to 50 °C, while carrying a product weight of 233 g, dimensions of 30.5 mm width by 107.3 mm length with a 21 mm width dimension, CRC corrosion resistance class 0, and VDMA24364-B1/B2-L LABS conformity. Regulatory compliance includes c UL us recognition, KC-EMV characterization, CE and UKCA markings per EU and UK EMC and RoHS directives. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Festo references — within one business day.
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 537981. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.