Coherent QSFP56-DD 400G
F-tone Coherent QSFP-DD 400G ZR and ZR+ are in mass production and supplied for 120km and 480km applications.
400G QSFP56-DD
F-tone is the leading quality 400G transceiver manufacture that servers TOP global DC, system vendors and operators. QSFP56-DD electrical interfaces will employ eight /four lanes that operate up 50/100 Gbps PAM4 modulation, providing solutions up 400 Gbps aggregate, up to 40km. ZR4 400G models will be released soon.
400G OSFP
F-tone takes rage 1 position for OSFP(Octal Small Form Factor Pluggable) production, a new pluggable form factor with eight high speed electrical lanes that will initially support 400 Gbps (4*100G and 8x50G). Model is available both in 400 and 800G variants, 1.6T is under R&D.
400G QSFP56-DD AOC
F-tone 400G AOCs offer a high performance and cost effective solution for short reach interconnections.
400G QSFP112
F-tone produces new generation 400G QSFP112 transceivers, having great performance and low cost.
400G LPO QSFP112
F-tone QSFP112 400G LPO transceivers are compliant to the latest releases of the QSFP112 MSA. The firmware supports CMIS 5.0 and newer release. We offer transceivers for DR4, SR4 and FR4 interfaces. Our vertical integration for optical engines enables leading performance and per consumption.

