Aetek's AET-M31-011-01 is an industrial-grade gigabit media converter, featuring one 100/1000BASE-X SFP fibre port and one 10/100/1000BASE-T copper port in an IP30-rated rugged yet compact-sizes case. Being able to operate under temperatures ranging from -40 to 75 degrees C, the AET-M31-011-01 provides reliable, stable and continuous long-range data transmission and can be installed in any harsh environment without taking space into consideration.