The ComNet selection of thirty-three Small Form-Factor Pluggable modules allow for an optical or copper interface when using a ComNet managed switch, unmanaged switch or media converter. These interchangeable SFP modules are available for use with copper media, or multimode and single mode optical fiber. The optical fiber SFP modules are available in fast Ethernet one and two fiber versions and Gigabit one and two fiber versions. They also are available with LC or SC optical connectors. The ComNet SFP modules have different wavelengths and optical power to offer distances from 300 meters to 120 kilometers. These SFP modules are industrially rated to perform in the most difficult operating environments. The ComNet SFP interface is required for use with all ComNet SFP configurable products to qualify for the ComNet Lifetime Warranty.