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HD4105B Pen-type Visual Fault Locator Identifier

Test Equipment Series, Visual Fault Locator/VFL


Model Number : HD4105B
Brand : HONDAO
MOQ : 1PCS  

  • Specifications
  • Parameter


HD4105B is specially designed for field personnel who need an efficient and economical tool for fiber tracing, fiber routing and continuity checking in optical networks. It finds breakpoints, poor connections, bending or cracking in fiber optic cables; and it can find faults in an OTDR dead zone and is used for end-to-end visual fiber identification.


  • Operates either in CW or Pulsed
  • Constant output power
  • Lower Battery warning
  • Long battery life (up to 60 hours)
  • Crash-proof and dust-proof design for laser head
  • Laser case ground design prevents ESD damage
  • Burning testing to ensure the reliability.
  • Portable and rugged, easy to use
Model HD4105B
Central wavelength 650nm±10nm (635nm is available on request)
Emitter type FP-LD
Output power 1mw 10mw 20mw 30mw 50mw
Optical connector 2.5mm universal connector, for 1.25mm connectors, FC (Male)-LC. (Female) convertor can be provided on request
Operating model Both CW and Pulse available
Pulse frequency 2~3Hz
Power supply 2AA alkaline batteries
Battery Operating Time 650nm@1mw ≥65hour


Test with Panasonic LR6 AA ALKALINE battery

Operating temperature -10°C to 45°C
Storage temperature -40°C to 70°C
Weight 900g (without battery)

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