• TK PRESSURE TRANSMITTER
  PERFORMANCE AND COMPETITIVE PRICE
  
  
• T150 RELATIVE UMIDITY TRANSMITTER
  
  
• GD - GTD POWER SOLID STATE RELAYS WITH LOGIC OCNTROL AND DIAGNOSTICS

SIEI: new production unit in Shanghai

Come and discover SIEI now part of GEFRAN GROUP

List of exhibitions GEFRAN is attending in 2005

FAQ on our products

News on our products
Short forms on all GEFRAN products and the latest news