A Fiber Loopback tester eliminates superfluous connections and confirms that a transceiver or port is functioning properly by connecting the transmitter and receiver of the same module. It requires a self-contained loopback module or a single strand of fiber. BigCatCables.com offers a variety of Fiber Loopback in many options ranging from OM1-OM4, OS1 and UPC.

LC Multimode - OM1 - 62.5/125 Fiber Optic Loopback Tester Cable
$3.99
In stock, 83 (Including Any/All options) SKU: BC-0792-B

LC Multimode OM2 50/125 Fiber Optic Loopback Tester Cable
$3.99
In stock, 16 (Including Any/All options) SKU: BC-0794-B

LC Multimode OM3 - 50/125 - Fiber Optic Loopback Tester Cable
$3.99
In stock, 128 (Including Any/All options) SKU: BC-0796-B

LC Multimode OM4 - 50/125 - Fiber Optic Loopback Tester Cable
$3.99
In stock, 7 (Including Any/All options) SKU: BC-0798-B

SC Multimode OM1 62.5/125 Fiber Optic Loopback Tester Cable
$3.99
In stock, 18 (Including Any/All options) SKU: BC-0793-B

SC Multimode OM2 50/125 Fiber Optic Loopback Tester Cable
$3.99
In stock, 10 (Including Any/All options) SKU: BC-0795-B

SC Multimode OM3 - 50/125 - Fiber Optic Loopback Tester Cable
$3.99
In stock, 7 (Including Any/All options) SKU: BC-0797-B

SC Multimode OM4 - 50/125 - Fiber Optic Loopback Tester Cable
$3.99
In stock, 19 (Including Any/All options) SKU: BC-0799-B

SC Singlemode - OS1 - 9/125 Fiber Optic Loopback Tester Cable
$3.99
In stock, 40 (Including Any/All options) SKU: BC-0801-B

LC Multimode OM3 50/125 Fiber Optic Loopback Tester Cable - Shelled
$12.99
In stock, 8 (Including Any/All options) SKU: BC-0823-B