TE Connectivity (TE) introduced "Coolbit optical engines" - new, active 25Gmdevices that convert data from electrical signals to optical signals for 100G, 300G and 400Gs.
In 2014, TE will bring to market four active optics products that include Coolbit optical engine platform:
100G QSFP28 active optical cables (AOCs)
100G QSFP28 transceivers
300G Mid board optical modules
400G CDFP AOCs
The QSFP28 modules perform at less than 1.5 Watts...