New FB-25 Key Fob Enclosure Replaces FB-20 with Great Enhancements!

Key Fob CasePolycase has designed the next generation FB-20 key fob case. The new FB-25 key fob enclosure is a direct replacement allowing for a smooth transition of your components. The new and improved key fob case offers significant design and assembly improvements while maintaining the same internal dimensions of the FB-20. Your existing PCB can drop right into the new FB-25 without any changes needed to the design of the board.

Design enhancements include:

  • Separate key ring eliminated
    • Keypad holes are molded right into the case cover
  • Better quality ABS plastic
    • Flame retardant material
    • 33% improvement in Impact strength
  • Gate mark on bottom surface moved to inside of base for improved aesthetics

The new key fob case works great for wireless or remote control applications.  Optional 20mm coin cell battery holders are available as an accessory to the FB Series.  And as always, Polycase can customize the cases with CNC machining or digital printing. More details on our customization services can be found here: