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 8109399 is an electrical industrial component featuring Class H insulation, internal fuse protection, and a 100% duty cycle with a universal mounting position. Operating on 24 V DC at 1.8 W or 24 V AC at 40/65 Hz and 1.8 VA, this unit accommodates permissible voltage fluctuations of -15% / +10% while achieving an IP65 degree of protection and VDMA24364 Zone III LABS conformity. Certified under IECEx BVS 15.0075X and TÜV 21 UKEX 7015 X, it carries CE and UKCA markings compliant with ATEX, IEC-EX, UK EX, and RoHS directives for use in gas Zone 1 and Zone 2 (ATEX category II 2G, Ex eb mb IIC T* Gb) as well as dust Zone 21 and Zone 22 (ATEX category II 2D, Ex tb IIIC T*°C Db) across explosive ambient temperatures ranging from -30°C to +60°C. 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 8109399. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.