The L-com FOAV-STU0160-MD0103 is a Variable Optical Attenuator . The FOAV-STU0160-MD0103 features 1 meter input/output cables , with ST/UPC connectors. It is used for attenuating single mode fiber signals at 1310 or 1550nm wavelengths. The L-com FOAV-STU0160-MD0103 has a variable attenuation range from 1-60dB, and the single mode input/output cables have 3mm jacketing. It is ideal for lab usage as well as troubleshooting and system integration. The L-com FOAV-STU0160-MD0103 is one of thousands of fiber optic products in-stock and ready to ship.