Alternate color or configuration shown Black Box FOLB50M3-SC fiber optic adapter 1 pc(s) Black Box FOLB50M3-SC. Connector type: SC, Product color: Black, Fiber mode structure: Multi-mode. Quantity per pack: 1 pc(s) Manufacturer: Black Box SKU: 5033035 Manufacturer part number: FOLB50M3-SC MSRP: $50.57 Price: $44.49 Qty: Add to cart Custom wishlist OK Add to wishlist Add to compare list Email a friend Test and troubleshoot fiber optic links in networks or devices. Loopbacks “loop back” the signals from the transmit to the receive pairs. Use to locate faults. Features a ceramic ferrule.Test and troubleshoot fiber optic links in networks or devicesLoopbacks “loop back” the signals from the transmit to the receive pairsUse to locate faultsFeatures a ceramic ferrule Overview Contact Us Test and troubleshoot fiber optic links in networks or devices. Loopbacks “loop back” the signals from the transmit to the receive pairs. Use to locate faults. Features a ceramic ferrule.Test and troubleshoot fiber optic links in networks or devicesLoopbacks “loop back” the signals from the transmit to the receive pairsUse to locate faultsFeatures a ceramic ferrule