Master FC Adapter

MAY TELECOM’s Master FC Adapter is ideal for measuring and manufacturing of fiber optic components and high precision optical fiber testing.

Master FC Adapter is equipped with highest quality sleeve of high precicion alignment. The high precision adapters determine very low insertion loss, very high return loss and high repeatability.


  • High precision alignment
  • High reliability and stability
  • Low insertion loss and high return loss


  • Fiber optic testing instruments
  • Fiber optic component manufacturing
  • Telecommunication networks
  • FTTX, FTTH (Fiber to the Home)
  • Testing labs
Insertion Loss ≤0.1dB
Return Loss ≥55dB (UPC), ≥65dB (APC)
Plug and Unplug Force 200~600g/f
Durability 1,000 times
Exchangeability ≤0.2dB typical change after 1,000 matings
Relative Humidity 95%
Operating Temperature -40°C~+85°C
Storage Temperature -55°C~+85°C
Ordering Information:
Brand MAY
Name AD: Adapter
Type FC: FC
Mode & Housing Color None: SM & MM UPC
APC: SM APC, Green Color
Shape SQ: Square
Picture Model Description
MAY-AD-FC-SQ FC/UPC Adapter, square type, simplex, one body metal housing, zirconia ceramic sleeve
MAY-AD-FC-APC-SQ FC/APC Adapter, square type, simplex, single mode APC, one body metal housing, zirconia ceramic sleeve, green dust cap