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LOSS TESTERS & FAULT LOCATORS

Loss testing and fault locating are pivotal processes in maintaining optimal performance within fiber optic networks. During loss testing, precise measurements of signal loss are conducted using specialized equipment such as optical loss test sets, power meters, and light sources. These tools collectively assess the efficiency of signal transmission through optical fibers and connectors, ensuring adherence to desired standards. In fault locating, issues such as breaks, bends, or abnormalities in the fiber optic cable are identified using Visual Fault Locators (VFLs) and other dedicated tools. These instruments allow technicians to pinpoint faults with accuracy, facilitating swift and effective troubleshooting. Our inventory includes advanced optical loss test sets, power meters, light sources, and VFLs, equipping technicians with the tools needed for meticulous loss testing and efficient fault location, thereby enhancing the reliability and performance of fiber optic communication systems.

EXFO FLS-140 Visual Fault Locator full side view showing EXFO branding, laser warning label and blue end cap

EXFO FLS-140 VFL reverse side showing CFR 1040.10 compliance text, CE marking and pocket clip

EXFO FLS-140 Visual Fault Locator w/ 2.5mm Universal Connector

Model: FLS-140

Manufacturer: EXFO

In stock: 13

SKU: 5850 6D02

Condition: Used

Price: Sale price £34.00

JDSU OLP-55 optical power meter front view with port cover open, TT Instruments product ID 2983 label visible

JDSU OLP-55 BN 2277/01 specification table showing variants from general purpose to ultra high power

Viavi JDSU OLP-55 Optical Power Meter 2277/01 780nm to 1650nm SC PC/APC SM MM

Model: OLP-55

Manufacturer: Viavi JDSU

In stock: 3

SKU: 2983 6C05

Condition: Used

Price: Sale price £63.75

Santec OTF-930 optical tunable filter front panel with TT Instruments product ID tag 2916

Santec OTF-930 optical tunable filter three-quarter front-left view showing keypad and display

SANTEC OTF-930 Polarisation Independent 80 nm Optical Tunable Filter 1530-1610nm

Model: OTF-930

Manufacturer: SANTEC

In stock: 1

SKU: 2916 6E04

Condition: Used

Price: Sale price £1,015.75

Viavi JDSU 2256/90.03 UPP 1.25mm LC MU power meter adapter in anti-static bag with TT Instruments label

Viavi 2256/90.03 UPP 1.25mm adapter side view showing stainless steel bowl body and central ferrule post

Viavi JDSU UPP Adapter for 1.25mm for Power Meter 2256/90.03 LC MU

Model: 2256/90.03

Manufacturer: Viavi JDSU

In stock: 2

SKU: 2982 6C02

Condition: Used

Price: Sale price £21.25

Megger TDR2000/3 used cable fault locator time domain reflectometer portable test equipment

Megger TDR2000/3 front panel display and controls close-up

Megger TDR2000/3 Dual Channel Cable Fault Locator TDR Xpert Crosstalk

Model: TDR2000/3

Manufacturer: Megger

In stock: 1

SKU: 8578 4F04

Condition: Used

Price: Sale price £2,035.75

EXFO FOA-22 NTT-FC fibre adapter cap, top-angle view showing knurled body, FC threaded port and EXFO branding

EXFO FOA-22 NTT-FC Fiber Adapter Cap FC Connector for Optical Power Meters

Model: FOA-22 FC

Manufacturer: EXFO

In stock: 8

SKU: 3690 6C02

Condition: Used

Price: Sale price £34.00

EXFO FTBx-945-SM3-EA used single-mode optical fibre OTDR test module front view

EXFO FTBx-945-SM3-EA 1310/1550/1625nm Singlemode OLTS Module SC-APC Built-in PM

Model: FTBx-945-SM3-EA

Manufacturer: EXFO

In stock: 1

SKU: 8461 7F03

Condition: Used

Price: Sale price £3,820.75

EXFO FOT-922 MaxTester kit open in hard carry case showing unit, AC adapter, VFL, manuals and accessories

EXFO FOT-922 MaxTester full kit laid out showing unit, case, AC adapter, cables, manuals and Declaration of Conformity

EXFO FOT-920 MaxTester Optical Loss Tester 1310/1550 SM OLT FOT-922

Model: FOT-920

Manufacturer: EXFO

In stock: 1

SKU: 7921 3D04

Condition: Used

Price: Sale price £335.75

EXFO FLS-600 Light Source FLS-600-234BL 1310/1550/1625 nm APC-SC0

EXFO FLS-600 Light Source FLS-600-234BL 1310/1550/1625 nm APC-SC1

EXFO FLS-600 Light Source FLS-600-234BL 1310/1550/1625 nm APC-SC

Model: FLS-600

Manufacturer: EXFO

In stock: 9

SKU: 8340+8338 5B01+6E02

Condition: Used

Price: Sale price £335.75

AFL Noyes used fiber optic test equipment front view, portable handheld OTDR tester

AFL Noyes fiber optic tester side angle view showing housing and controls

AFL Noyes OFI-400 Optical Fiber Identifier Live Traffic Tester

Model: Noyes

Manufacturer: AFL NOYES

In stock: 1

SKU: 8542 7D05

Condition: Used

Price: Sale price £335.75

NOYES AFL used optical power meter handheld fibre optic test equipment

NOYES AFL optical power meter front panel display and controls

NOYES AFL OPM5-4D Filtered InGaAs Optical Power Meter SC Adapter

Model: OPM5-4D

Manufacturer: AFL NOYES

In stock: 3

SKU: 8541 6G02

Condition: Used

Price: Sale price £165.75

VIAVI OLP-87 used fiber optic power meter handheld test equipment front view

VIAVI OLP-87 2305/36 PON Power Meter 1310 ONT 1490/1550 OLT SC-APC with BB-OPM

Model: OLP-87

Manufacturer: Viavi JDSU

In stock: 1

SKU: 8527 7E05

Condition: Used

Price: Sale price £335.75

VIAVI OLP-87 used fiber optic power meter handheld test equipment

VIAVI OLP-87 fiber optic power meter front panel view

VIAVI OLP-87 2305/66 PON Power Meter 1270/1310 ONT 1490/1550/1578 OLT BB-OPM

Model: OLP-87

Manufacturer: Viavi JDSU

In stock: 1

SKU: 8528 7E05

Condition: Used

Price: Sale price £420.75

Fluke Networks used optical fibre testing equipment front view

Fluke Networks fibre tester side angle view used condition

Fluke Networks Fiber OneShot Pro SM Fiber Fault Locator Kit 1550 nm

Model: OneShot

Manufacturer: Fluke

In stock: 1

SKU: 8520 7F04

Condition: Used

Price: Sale price £505.75

EXFO FTB-2 used optical loss test set OLTS fibre testing equipment

EXFO FTB-2 OLTS front panel view with display and controls

EXFO FTB-2 Pro Mainframe with FTBx-945-SM3-EA OLTS 1310/1550/1625nm Optical Loss

Model: FTB-2

Manufacturer: EXFO

In stock: 1

SKU: 8476 5D04

Condition: Used

Price: Sale price £5,095.75

EXFO MaxTester MAX-945-SM3 OLTS unit with carry case, AC adapter, stylus and LC adapter accessories

EXFO MAX-945-SM3 front view showing 7-inch touchscreen, MaxTester branding and home/power buttons

EXFO OLTS MAX-945-SM3 1310/1550/1625 SM Fibre Certifier MAX-945 SM3 SC-APC

Model: MAX-945-SM3

Manufacturer: EXFO

In stock: 1

SKU: 8435 XXXX

Condition: Used

Price: Sale price £3,395.75

EXFO FLS-600-234BL light source with EXFO carry case, shoulder strap, patch lead and international AC adapter plugs

FLS-600 specifications sheet showing 234BL model highlighted — 1310/1550/1625 nm wavelengths and general specs

EXFO FLS-600 Light Source FLS-600-234BL 1310/1550/1625 nm APC-SC MFD2022

Model: FLS-600

Manufacturer: EXFO

In stock: 6

SKU: 8339 6D01

Condition: Used

Price: Sale price £420.75

VIAVI FI-60 Live Fibre Identifier & Power Meter front view with LCD display active, alongside black VIAVI zip carry case

VIAVI VP-60 OPM body rear label showing Part No. ZP-FIT-9029-01 and Serial No. I1118S-7450-025, CE marked, Made in China

VIAVI FI-60 Live Fiber Identifier & Power Meter

Model: FI-60

Manufacturer: Viavi JDSU

In stock: 4

SKU: 8279 6G03

Condition: Used

Price: Sale price £148.75

VIAVI OLP-87 PON Power Meter 2305/36 complete kit with carry case, power supply, plug adapters, stylus and calibration certificate

VIAVI OLP-87 PON Power Meter front view showing 3.5-inch touchscreen, keypad, dual SC/APC ports and green test head cover

VIAVI OLP-87 PON Power Meter 2305/36 SC/APC 1310/1490/1550 - New BB-OPM

Model: OLP-87

Manufacturer: Viavi JDSU

In stock: 2

SKU: 8241 4E05

Condition: New other (see details)

Price: Sale price £420.75

JDSU OLT-55 optical loss test set front view with port cover open, Loss Test screen visible, alongside black soft carry case and shoulder strap

JDSU OLT-55 SmartClass optical loss test set front-on view, port cover open, backlit LCD display visible, all keypad buttons shown

Viavi JDSU OLT-55 Optical Loss Test Set 1310/1550 nm

Model: OLT-55

Manufacturer: Viavi JDSU

In stock: 1

SKU: 7942 4E03

Condition: Used

Price: Sale price £127.50

Viavi mEDFA-C11LB-M100-MFA L-band EDFA amplifier module in open cardboard box with pink anti-static foam packaging

Viavi mEDFA-C1 L-band amplifier front panel showing IN/OUT FC/APC ports, L Band laser label, APC and SMF/9um indicators, with MAP-200 USB Key

Viavi JDSU mEDFA-C1 L-band Amplifier SM APC mEDFA-C11LB-M100-MFA 1565-1610 nm

Model: mEDFA

Manufacturer: Viavi JDSU

In stock: 1

SKU: 7866 5C02

Condition: Used

Price: Sale price £2,035.75

VIAVI MOPM-C1RH1 Single Channel Power Meter + mOPM-C1 Remote Head (MOPM-C1RHPCT)

VIAVI MOPM-C1RH1 Single Channel Power Meter + mOPM-C1 Remote Head (MOPM-C1RHPCT)

VIAVI MOPM-C1RH1 Single Channel Power Meter + mOPM-C1 Remote Head (MOPM-C1RHPCT)

Model: mOPM-C1RH1

Manufacturer: Viavi JDSU

In stock: 1

SKU: 7859 6G01

Condition: Used

Price: Sale price £1,270.75

VIAVI mOPM-C1RHIS remote head in original cardboard box with pink anti-static foam and interconnect cable

VIAVI mOPM-C1RHIS remote head with five fibre adapter caps, MPO bracket, and coiled interconnect cable

VIAVI mOPM-C1RHIS Remote Head with Multiple Adapters Integrated Premium Performa

Model: mOPM-C1RHIS

Manufacturer: Viavi JDSU

In stock: 1

SKU: 7871 5C02

Condition: Used

Price: Sale price £845.75

JDSU Viavi mOPM-B1RH1 Power Meter cassette, front panel angled view showing multi-pin remote head connector and label

JDSU Viavi mOPM-B1RH1 rear connector end showing dual backplane connectors and ventilation slots

Viavi JDSU mOPM-B1RH1 Power Meter mOPM-B1 Single Channel Remote Interface Casset

Model: mOPM-B1RH1

Manufacturer: Viavi JDSU

In stock: 1

SKU: 7852 7F01

Condition: Used

Price: Sale price £675.75

Viavi mOPM-C1RH2 dual-channel optical power meter module angled front view showing two remote head ports and VIAVI label

Viavi mOPM-C1RH2 Power Meter module rear three-quarter view showing silver chassis and Power Meter mOPM-C1 label on faceplate

Viavi JDSU mOPM-C1RH2 Power Meter mOPM-C1 Dual Channel Remote Interface Cassette

Model: mOPM-C1RH2

Manufacturer: Viavi JDSU

In stock: 1

SKU: 7851 7F01

Condition: Used

Price: Sale price £845.75

VIAVI OLP-87P PON Power Meter 2306/66 with carry bag, mains adapter and stylus on white background

VIAVI OLP-87P selective PON power meter specifications comparison chart highlighting 2306/66 variant

Viavi JDSU OLP-87P Selective PON Power Meter 2306/66 1270/1310/1490/1550/1578 nm

Model: OLP-87P

Manufacturer: Viavi JDSU

In stock: 1

SKU: 7878 7F02

Condition: Used

Price: Sale price £845.75

Anritsu MA9714B Optical Power Sensor with interface cable coiled alongside, yellow warning label visible

Anritsu MA9714B rear face showing multi-pin circular connector port and two fixing screws

Anritsu MA9714B Optical Power Sensor 0.75-1.8um + Interface Cable

Model: MA9714B

Manufacturer: Anritsu

In stock: 1

SKU: 7849 7F01

Condition: Used

Price: Sale price £335.75

JDSU OLT-55 optical loss test set front view with laser port cap open, display showing Laser Source OFF at 1550nm

JDSU OLT-55 rear label showing Ge photodiode 780-1650nm, Class 1 laser, serial BN 2286/01, made in Germany

Viavi JDSU OLT-55 Optical Loss Test Set 1310/1550 nm 2286/01 -70 to +20 dBm GE.

Model: OLT-55

Manufacturer: Viavi JDSU

In stock: 3

SKU: 7020 7F05

Condition: Used

Price: Sale price £165.75

JDSU OLT-55 front view with laser cap open, LCD displaying -60.39 dBm at 1625nm in Power Meter mode

JDSU OLT-55 specification table showing 2286/01, 2286/02, and 2286/04 source mode variants

Viavi JDSU OLT-55 SmartClass Optical Loss Test Set 1310/1550 nm 2286/01 PM+LS.

Model: OLT-55

Manufacturer: Viavi JDSU

In stock: 7

SKU: 7019/4049/4048 6D02

Condition: Used

Price: Sale price £165.75

EXFO FOT-930 MaxTester II pair with two carry cases, chargers, talk set headset, RS-232 cable, probe, and user guides

Two EXFO FOT-930 MaxTester II units front view showing LCD screen, F1 F2 function keys and navigation keypad

EXFO FOT-930 MaxTester II Multifunction Loss Tester SET 1310/1550/1625 SM OLTS

Model: FOT-932-4

Manufacturer: EXFO

In stock: 1

SKU: 7471 3C02

Condition: Used

Price: Sale price £2,375.75

EXFO FOT-930 MaxTester II Multifunction Loss Tester SET 1310/1550/1625 SM OLTS

EXFO FOT-930 MaxTester II Multifunction Loss Tester SET 1310/1550/1625 SM OLTS

EXFO FOT-930 MaxTester II Multifunction Loss Tester SET 1310/1550/1625 SM OLTS

Model: FOT-932-4

Manufacturer: EXFO

In stock: 1

SKU: 7468 3C02

Condition: Used

Price: Sale price £2,375.75

Viavi OLTS-85 2325/14 MM matched pair with carry bag, power adapter and plug adapters — full kit view

Viavi JDSU OLTS-85 Fiber Optic Loss Test Set 2325/14 MM Multi-mode Tier 1

Model: OLTS-85

Manufacturer: Viavi JDSU

In stock: 1

SKU: 7125 4D03

Condition: Used

Price: Sale price £1,270.75

Viavi MPOLx MM Tier 1 OLTS complete kit — MPOLP-85P, MPOLS-84P, 2x P5000i scopes, carry bag, accessories

Viavi MPOLP-85P and MPOLS-84P front panel view showing touchscreens, keypads and VIAVI calibration labels

Calibrated Viavi MPO Optical Loss Test Set MM Tier 1 Certification LS PM + Scope

Model: MPOLP-85P MPOLS-84P P5000i

Manufacturer: Viavi JDSU

In stock: 1

SKU: 4017 4B03

Condition: Refurbished

Price: Sale price £4,245.75

JDSU OLT-55 Optical Loss Test Set front view, LCD showing Laser Source OFF at 1550nm -3.00dBm

JDSU OLT-55 top panel close-up showing fibre optical ports and laser warning label, screen marks visible

Viavi JDSU OLT-55 Optical Loss Test Set 1310/1550 nm 2286/01 -70 to +20 dBm

Model: OLT-55

Manufacturer: Viavi JDSU

In stock: 3

SKU: 7024 7D03

Condition: Used

Price: Sale price £165.75

JDSU OLP-55 optical power meter front view, display showing LOW dBm at 850nm in ECON mode, port cap open

JDSU OLP-55 BN 2277/04 specifications table showing Ultra High Power variant performance data across wavelengths

Viavi JDSU OLP-55 Optical Power Meter 2277/04 800-1700 Ultra High Power +30 dBm

Model: OLP-55

Manufacturer: Viavi JDSU

In stock: 2

SKU: 7022 7F05

Condition: Used

Price: Sale price £127.50

EXFO FOT-930 MaxTester II optical loss tester with carry case, user guide, adaptor cap and mains charger

EXFO FOT-930 MaxTester II front view showing LCD display, keypad, FasTesT button and top-mounted ports

Calibrated EXFO FOT-930 MaxTester II Optical Loss Tester 1310/1550/1625 SM OLT

Model: FOT-932-4

Manufacturer: EXFO

In stock: 1

SKU: 4054 3B03

Condition: Refurbished

Price: Sale price £1,270.75

Calibrated EXFO FOT-930 MaxTester II Optical Loss Tester 1310/1550/1625 SM OLT

Calibrated EXFO FOT-930 MaxTester II Optical Loss Tester 1310/1550/1625 SM OLT

Calibrated EXFO FOT-930 MaxTester II Optical Loss Tester 1310/1550/1625 SM OLT

Model: FOT-932-4

Manufacturer: EXFO

In stock: 1

SKU: 4055 4F01

Condition: For parts or not working

Price: Sale price £845.75

Viavi P5000i fibre inspection probe with coiled USB cable, FBPT-MTP-L & U25M tips, dust cap and soft carry case

Viavi P5000i barrel assembly with FBPT-MTP-L MTP/MPO long-reach ribbon tip, FBPT-U25M patch cord tip and dust cap

Viavi P5000i Fiber Inspection Scope + FBPT-MTP-L & U25M Tips MM MPO MTP UPC

Model: P5000i

Manufacturer: Viavi JDSU

In stock: 1

SKU: 4024 6G03

Condition: Refurbished

Price: Sale price £590.75

Viavi 2330/34 MPO OLTS full kit — MPOLS-84P, MPOLP-85P, 2x P5000i scopes, adapters, bag, cleaners

Viavi MPOLS-84P and MPOLP-85P front panel view showing 3.5-inch touchscreen and keypad controls

Viavi 2330/34 MPO Optical Loss Test Set MM Tier 1 Certification LS PM + Scope

Model: MPOLP-85P MPOLS-84P P5000i

Manufacturer: Viavi JDSU

In stock: 1

SKU: 4016 3A02

Condition: Used

Price: Sale price £3,395.75

HT-30 Visual Fault Locator 30mW upright front view showing model label, OTC2133 asset tag and calibration sticker

HT-30 Visual Fault Locator side view showing Visual Fault Locator label, caution laser warning sticker and green slide switch

Calibrated VFL HT-30 Visual Fault Locator with 2.5mm Connector 30mW

Model: HT-30

Manufacturer: Unbranded

In stock: 1

SKU: 3808 4F01

Condition: Used

Price: Sale price £21.25

JDSU OLP-55 BN 2277/03 optical power meter front view with port cap open, displaying +4.51 dB reading, with carry case

JDSU OLP-55 specifications chart showing BN 2277/01 to BN 2277/04 variants wavelength range and uncertainty data

Viavi JDSU OLP-55 Optical Power Meter 2277/03 800nm - 1700nm High Power +26 dBm

Model: OLP-55

Manufacturer: Viavi JDSU

In stock: 1

SKU: 3382 4E03

Condition: Used

Price: Sale price £106.25

JDSU OLT-55 SmartClass Optical Loss Test Set front view with port cover open showing fibre connectors

JDSU OLT-55 SmartClass OLTS rear view with port cover open showing serial number label R-0036

Viavi JDSU OLT-55 SmartClass Optical Loss Test Set 1310/1490/1550 nm 2286/02

Model: OLT-55

Manufacturer: Viavi JDSU

In stock: 1

SKU: 3384 4E03

Condition: Used

Price: Sale price £212.50

JDSU OLP-55 optical power meter BN 2277/01 front view, display reading -58.92 dBm at 1310nm, port cap open

JDSU OLP-55 BN 2277/01 specification table showing variants 2277/01 through 2277/04 wavelength and power specs

Viavi JDSU OLP-55 Optical Power Meter 2277/01 780nm to 1650nm PC/APC SM/MM

Model: OLP-55

Manufacturer: Viavi JDSU

In stock: 1

SKU: 2980 6C04

Condition: Used

Price: Sale price £80.75

Viavi JDSU OLS-55 SmartClass Optical Laser Source 1310/1550 nm 2279/01 SC

Viavi JDSU OLS-55 SmartClass Optical Laser Source 1310/1550 nm 2279/01 SC

Viavi JDSU OLS-55 SmartClass Optical Laser Source 1310/1550 nm 2279/01 SC

Model: OLS-55

Manufacturer: Viavi JDSU

In stock: 1

SKU: 6304 6E03

Condition: Used

Price: Sale price £127.50

HP Agilent 83430A Lightwave Transmitter front panel with Keysight calibration sticker and TTInstruments product ID tag

HP 83430A Lightwave Transmitter front panel showing analog/digital inputs, optical output controls and 1309.95 nm wavelength label

Keysight Agilent HP 83430A Lightwave Transmitter Option 130 1309.95nm

Model: 83430A

Manufacturer: Keysight Agilent

In stock: 1

SKU: 2913 6E04

Condition: Used

Price: Sale price £165.75

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