Fiber Optic Loopback Cables

Fiber Optic Loopback Cables by Amphenol Now In-Stock at Cables on Demand in the most popular connector configurations for testing the capabilities of your Single Mode (9/125) and Multimode (50/125 & 62.5/125) optical networking equipment. Our fiber loopbacks feature extremely low loss characteristics for transparent test operation. Loopbacks simply take the fiber TX (Transmit) channel and loop it back (i.e. loopback) to the corresponding RX (Receive) channel on a given optical port.

Amphenol FO-50LPBFC000-001 FC Connector Loopback Cable: Multimode 50 / 125 Fiber Optic Port Testing .5m
Code: FO-50LPBFC000-001
100% optically tested multimode 50/125 fiber optic loopback cables by Amphenol meet and exceed industry standard specifications for insertion loss, return loss, and endface geometry. Features tight buffered 50-micron fiber with precision terminated FC connectors for fiber optic test applications.
Qty avail.: 3
Availability: Discontinued

1-50	$10.29
51+	$9.78

Qty:
EA

Amphenol FO-50LPBLC000-001 LC Connector Loopback Cable: Multimode 50 / 125 Fiber Optic Port Testing .1m
Code: FO-50LPBLC000-001
100% optically tested multimode 50/125 fiber optic loopback cables by Amphenol meet and exceed industry standard specifications for insertion loss, return loss, and endface geometry. Features tight buffered 50-micron fiber with precision terminated LC connectors for fiber optic test applications.
Qty avail.: 196
Availability: Discontinued

1-50	$12.57
51+	$11.94

Qty:
EA

Amphenol FO-50LPBMTRJ0-001 MT-RJ Connector Loopback Cable: Multimode 50 / 125 Fiber Optic Port Testing .1m
Code: FO-50LPBMTRJ0-001
100% optically tested multimode 50/125 fiber optic loopback cables by Amphenol meet and exceed industry standard specifications for insertion loss, return loss, and endface geometry. Features tight buffered 50-micron fiber with precision terminated MT-RJ connectors for fiber optic test applications.
Qty avail.: 51
Availability: In stock

1-50	$10.68
51+	$10.15

Qty:
EA

Amphenol FO-62.5LPBFC0-001 FC Connector Loopback Cable: Multimode 62.5 / 125 Fiber Optic Port Testing .1m
Code: FO-62.5LPBFC0-001
100% optically tested multimode 62.5/125 fiber optic loopback cables by Amphenol meet and exceed industry standard specifications for insertion loss, return loss, and endface geometry. Features tight buffered 62.5-micron fiber with precision terminated FC connectors for fiber optic test applications.
Qty avail.: 14
Availability: Discontinued

1-50	$11.15
51+	$10.59

Qty:
EA

Amphenol FO-62.5LPBLC0-001 LC Connector Loopback Cable: Multimode 62.5 / 125 Fiber Optic Port Testing .1m
Code: FO-62.5LPBLC0-001
100% optically tested multimode 62.5/125 fiber optic loopback cables by Amphenol meet and exceed industry standard specifications for insertion loss, return loss, and endface geometry. Features tight buffered 62.5-micron fiber with precision terminated LC connectors for fiber optic test applications.
Qty avail.: 1
Availability: In stock

1-50	$11.82
51+	$11.23

Qty:
EA

Amphenol FO-62.5LPBMT0-001 MT-RJ Connector Loopback Cable: Multimode 62.5 / 125 Fiber Optic Port Testing .1m
Code: FO-62.5LPBMT0-001
100% optically tested multimode 62.5/125 fiber optic loopback cables by Amphenol meet and exceed industry standard specifications for insertion loss, return loss, and endface geometry. Features tight buffered 62.5-micron fiber with precision terminated MT-RJ connectors for fiber optic test applications.
Qty avail.: 2
Availability: Discontinued

1-50	$10.28
51+	$9.77

Qty:
EA

Amphenol FO-9LPBMTRJ00-001 MT-RJ Connector Loopback Cable: Single-Mode 9 / 125 Fiber Optic Port Testing .1m
Code: FO-9LPBMTRJ00-001
100% optically tested single-mode 9/125 fiber optic loopback cables by Amphenol meet and exceed industry standard specifications for insertion loss, return loss, and endface geometry. Features tight buffered 9.0-micron fiber with precision terminated MT-RJ connectors for fiber optic test applications.
Qty avail.: 10
Availability: In stock