The Fan Expander, or Fan RPE, offers rapid palate expansion, widening the anterior arch while maintaining molar expansion. Its self-deactivation prevents over-treatment, making it ideal for cleft palate patients. Available in 7mm and 11mm sizes, each comes with a custom swivel key featuring an integrated activation tracker.


  • Bands on the 1st permanent molars
  • .040 Lingual Bar
  • Expansion Screw

Suggested Materials:

  • Wire: Chromium Cobalt or Stainless-Steel wire
  • Solder: Silver Solder (Cadmium Free)