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GAOTek Multi-functional Handheld OTDR

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GAOTek Multi-function handheld OTDR (Optical Time Domain Reflectometer) provides multiple functions by combining OTDR, power meter, light source and VFL into a single unit. It consists of a user friendly graphical interface and smart menu driven operations. This portable OTDR is widely applied in opening, commissioning, check & acceptance, and maintenance measurement. It is the most powerful and reliable tool for the engineers in the daily inspections.

Key Features

  • Works with various wavelength range: 850 nm, 1310 nm, 1550 nm, 1490 nm, 1625 nm
  • Excellent event dead zone
  • Performs macro-bend test
  • PON and band-out OTDR in-service measurement
  • USB interface for upgradation and test result storage
  • Small, light and handheld for outdoor application
  • Optimized algorithm to fast locate the fiber fault or connection/break position
  • Test duration selectable (Min. 5s)
  • Up to 5 inches color capacitance touch screen simplified menu-driven touch operation
  • Multiple touch gestures: moves up/down/left/right, single/double click
  • Touch and keypad operation modes, freely to zoom in/out to locate the trace
  • Integrated VFL, Power Meter, Light Source, Fault Finder and network connectivity testing
  • With PC software TestManagerPlus, test result can be uploaded to PC via USB or Ethernet port for printing or further analysis
  • Output test result in TXT, HTML, Excel and PDF files
  • Upgrade latest embedded software for free when available

Technical Specifications


1310 nm/1550  nm

1310/1490/1550 nm


1310 nm/1550 nm

850 nm/1310 nm/1550 nm


Dynamic Range


39 dB/37 dB/37 dB





Power supply AC Charger/ Built-In Battery
Storage temperature -40 °F ~ 158 °F (-40 °C ~ 70 °C)
Dimension 9.8 in x 4.3 in x 2.7 in (250 mm x 110 mm x 70 mm)
Weight Approx 2.2 lbs (1 Kg)
PC software TestManagerPlus under Windows XP / 2003 /Vista/ Win7
Operating environment Temperature Humidity
14 ° F ~ 122 ° F(-10 °C ~ 50 °C) 5 % ~ 95 % Non-condensing

Standard Configurations

OTDR 1 Set
FC/SC/ST Interchangeable Connector 1 Pc
USB Communication Cable 1 Pc

 Basic Functions

  • Wavelengths: Single Mode 1310 nm/1550 nm; Multi-Mode 850 nm
  • Measurement of fiber length, attenuation index, reflectance loss and insertion loss of connector, etc
  • Equipped with professional PC software Test manager Plus, to view test result precisely
  • Auto and manual test mode available
  • Real-time display fiber status
  • Display the trace and test parameters in Summary, Event or Trace
  • One Q key for fast measurement
  • Pre-set Threshold and show results by Pass/Fail
  • IP network test to verify the connection, including Ping and Trace test
  • Integrated VFL to locate the fault position rapidly
  • Under Fault Finder mode, auto-adaptive wavelength available for measurement
  • Optical Power Meter applicable
  • Optical Light Source applicable

Questions from our customers

  1. Answered by the admin

    This OTDR has good internal storage capacity, it can store 1000 traces.

  2. Answered by the admin

    Yes, this OTDR supports universal connectors like FC/SC/ST.

  3. Answered by the admin

    Different configurations of this OTDR offer different event dead zones. In general, the event dead zone for single mode is in the range of 1.3 m -2 m, and for multimode it is 3 m.

  4. Answered by the admin The testing distance for single mode fiber is 99.41 mi (160 km) for dual wavelength (1310 nm/1550 nm) and 161.56 mi (260 km) for triple wavelength (1310 nm/1490 nm/1550 nm, and 1310 nm/1550 nm/1625 nm).
  5. Answered by the admin

    The loss threshold value of this OTDR is 0.001 dB.

  6. Answered by the admin

    This OTDR works in single mode as well as multimode wavelength functions. The wavelength range is- 850 nm, 1300 nm, 1310 nm, 1490 nm, 1550 nm, and 1625 nm. This product offers dual, triple and four wavelength configurations.

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