Home/Products/Test and Measurement/Fiber Ranger/FF-3304E Optical Fiber Ranger 1550nm

FF-3304E Optical Fiber Ranger 1550nm

$699
★★★★★
* Ref. Price

Description

The Optical Fiber Ranger is the most portable test instrument in the industry. It adopts OTDR technical principles and integrates the powerful analysis software, which enables the fiber ranger detect fiber faults location more accurate and easy.

Fiber Ranger is used to find break point along fiber cable.

Features

– Portable, rugged, lightweight; Easy to use.

– More accurate testing results and better repeatability.

– Automatic Pulse Width Control design to ensure a convenient operation.

– Easy to identify the faults location.

– Built-in visual fault locator (VFL), conveniently to find the faults in dead zone.

– Dust, shock proof, designed for field use

– Long battery life. 

Specifications

Operating Wavelength1550nm
Fiber Type9/125um SM Fiber
Optical Connector TypeFC/PC
Detector TypeInGaAs
Dynamic Range18dB
Max.Display Distance60km (1dB)Reflection Event20km (2.5dB) None-reflection Event
Measurement Unitm/km
Event Dead Zone3m
Attenuation Dead Zone15m
Wavelength of VFL650nm
Output Power of VFL2mW
Power Supply3pcs of AA Batteries
Battery Operating Time5000 measurements
Working Temperature-10~40 ℃
Storage Temperature-40~+70℃
Humidity0~85%(Non-condensation)
Dimensions186*100*50mm
Weight280g

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FAQ

Q1: What is the primary function and operating wavelength of the FF-3304E Optical Fiber Ranger?

A: The FF-3304E is a portable fiber optic test instrument that uses OTDR technical principles to accurately locate fiber faults and cable breakpoints at an operating wavelength of 1550nm.

Q2: What are the measurement distance range and dead zone specifications?

A: Key distance specifications include:

  • Dynamic Range: 18dB
  • Max Display Distance: Up to 60km for reflection events and 20km for non-reflection events
  • Dead Zones: 3m event dead zone and 15m attenuation dead zone

Q3: What additional features are integrated into the unit?

A: The FF-3304E features a built-in 650nm Visual Fault Locator (VFL) with 2mW output power to identify faults within the dead zone, alongside automatic pulse width control for convenient field operation.

Q4: What are the physical dimensions, power, and environmental specifications?

A: Key physical specifications include:

  • Dimensions & Weight: 186 x 100 x 50 mm, weighing 280g
  • Connector & Fiber Type: FC/PC connector on 9/125um single-mode fiber
  • Power & Battery Life: Powered by 3 AA batteries, lasting up to 5,000 measurements
  • Durability: Dustproof and shockproof, rated for operating temperatures from -10°C to +40°C

Q5: What is the reference price, and how can I submit an inquiry?

A: The reference price for the FF-3304E Optical Fiber Ranger is $699. You can click Add to Quote or Request a Demo directly on the product page.

Customer Reviews

4.8 / 5.0 ★★★★★ Based on 60 customer reviews
Julian Croft
August 14, 2026

Evaluating the FF-3304E Optical Fiber Ranger 1550nm for field troubleshooting, its lightweight 280g portable design and compact 186 x 100 x 50 mm chassis make it an exceptional tool for technicians on the move. Adopting OTDR technical principles with an 18dB dynamic range, it accurately locates single-mode fiber breaks up to 60km for reflection events and 20km for non-reflection events. The built-in 650nm Visual Fault Locator (VFL) with 2mW output power easily pinpoints near-end faults within the 3m event dead zone. At a reference price of $699 USD and offering up to 5,000 measurements on 3 AA batteries, this dustproof and shockproof instrument is a reliable field necessity.

Claire Beaumont
June 18, 2026

We equipped our rapid-response repair crews with the FF-3304E Fiber Ranger to diagnose 9/125um single-mode cable breaks. The automatic pulse width control simplifies operation significantly, allowing technicians to get quick, repeatable distance measurements without configuring complex OTDR parameters. Featuring a standard FC/PC optical connector, it interfaces seamlessly with our launch cables and patch panels. The 15m attenuation dead zone and sturdy, field-ready housing ensure high testing accuracy even in demanding outdoor environments.

Marcus Holloway
April 25, 2026

The FF-3304E Optical Fiber Ranger is a highly efficient, budget-friendly alternative to full-sized OTDR units for daily fiber maintenance. Operating at a 1550nm wavelength, it rapidly determines fault distances across single-mode networks while maintaining impressive measurement repeatability. The integrated 2mW VFL provides immediate visual identification of microbends and damage inside splice trays and terminal boxes. Considering its $699 USD reference price, ruggedized build, and extended battery performance, it delivers outstanding value for telecom infrastructure operators.

Showing 3 of 60 top reviews.

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