IS420ESWBH4A Description Description IS420ESWBH4A Emerson IONet Switch – 16 copper, 1 FX Singlemode Fiber (LC-type) MARK VIES SAFETY MARKVIE CM Related products GFK-2142 GFK-1295 GFK-0845 GTB-SC-DI16 GFK-0732 GFK-0731