GAOTek Underground Cable Fault Locator

$234.90 USD

GAOTek underground cable fault locator is newly designed fiber optic tester.




GAOTek underground cable fault locator is a newly designed fiber optic tester. It aims at fiber network installation, fiber network engineering acceptance, and fiber network maintenance. It can detect fiber fault locations more accurately and quickly and is designed for field use. Fiber Ranger is an economical tester instead of OTDR in testing and maintaining fiber networks. 



  • Easy to identify the fault location 
  • Analysis reflection events   
  • Attenuation events automatically 
  • Build in visual fault locator function 
  • Automatic Pulse Width Control  
  • Design to ensure a convenient operation. 
  • Up to 2500 measurement  
  • Results can be stored in the unit 


Technical Specifications

Operating Wavelength 1550 nm ±20 nm 
Fiber Type 9 um to 125 um 
Optical Connector Type FC or PC 
Detector Type InGaAs APD 
Pulse Width Auto adjustment 
Max. Distance 37.3 mi (60 km)  
Distance Accuracy (Reflection Event) ±(9.8 ft (3 m) + 2 x 10^ -4 x distance) 
Reflection Event Dead Zone 49.3 ft (15 m) 
Power Supply AA, 3 pcs 
Battery Operating Time >2500 
Auto Power off time 10 min 
VFL output power >1 mW 
Data Storage Capacity 2000 
Working Temperature 23 °F to 104 °F (-5 °C to 40 °C) 
Storage Temperature 14 °F to 158 °F (-10 °C to 70 °C) 
Dimensions 6.88 in x 3.54 in x 1.75 in (175 mm x 90 mm x 44.5 mm) 
Weight 0.61 lb (278 g) 

Additional information

Weight 0.7 kg
Dimensions 24 × 16 × 8 cm


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