tOSA Modules

Chat Now
Product Details

TOSA  Modules

ZKTel offers lasers/TOSA for digital, analogue, CWDM and supervisory channel applications. Additionally we can supply Mini-TOSAs optimized for SFF and SFP designs and various FTTx devices.


•  Economical un-cooled lasers for digital applications up to 2.5Gbps
•  InGaAsP/InP, SMQW lasers (Fabry-Perot and DFB) for low threshold current (typically 5-8mA)
•  Wide temperature operation from -40 to 85°C (95°C for some lasers)
•  Multiple package types available including TOCAN, transmission optical sub assemblies (TOSA), FC and SC receptacle, and pigtail
•  Designed to meet Telcordia (Bellcore) and ITU-T requirements


•  Lasers for analogue applications
•  Lasers for CWDM applications
•  DWDM and supervisory channel lasers
•  Mini-TOSAs
•  FTTx devices