Search Site

FF-3304N Optical Fiber Ranger

SKU: 1911290142

 Sales Rep  Tech Support

FF-3304N Optical Fiber Ranger is the most portable test instrument in the industry. It adopts the OTDR technical principles and integrates the powerful analysis software, which enables the FF-3304N fiber ranger detect fiber faults location more accurate and easy

- Portable, rugged, lightweight; Easy to use.
- More accurate testing results and better repeatability.
- Up to 8 fiber faults can be detected in each measurement.
- 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, water and shock proof, designed for field use
- Long battery life, up to 5000 measurements operation.

- Testing the distance of the fiber and identify the faults location in the fiber link.
- Locates reflective and non-reflective breaks in the fiber network.
- Inspection of fiber repair and maintenance.

The FF-3304N Fiber Ranger is ideal to be used in FTTx network installation and maintenance.





Operating Wavelength

1550nm(1310nm Optional)

Fiber Type

9/125um SM Fiber

Optical Connector Type


Detector Type


Peak Power of laser


Max. Displaying Distance

Reflection Event

60km (≥1dB)

Non-reflection Event

20km (≥2.5dB)

Measurement Unit


Reflection Event Dead Zone


Distance Accuracy(Reflection Event)


Wavelength of VFL Option


Output Power of VFL Option


Power Supply

Alkaline Battery (3pcs AA 4.5V Batteries)

Battery Operating Time

≥5000 measurements

Working Temperature


Storage Temperature








Standard Packages




FF-3304N Fiber Ranger, 3pcs 1.5V batteries, User Manual, Cotton swabs and Soft carrying case.

Use spaces to separate tags. Use single quotes (') for phrases.

Warranty Service:
FirstFiber warrants to the purchaser that our products shall be free from defects in material and workmanship under normal use (consumables, normal tear and wear excluded) for a period of one year from the date of shipment. Any part which is determined by FirstFiber to be defective in material or workmanship shall be returned to FirstFiber or authorized service location, as FirstFiber designates and shipping costs prepaid. Defective items will be repaired or replaced at FirstFiber's option.



The certificate shows that a component/subsystem can be used in a specific application according to a requirement class (RC) or a integrity level (SIL). The system integrator and end user must always be aware of how to use certified components/subsystems in safety-related function, respectively a safety instrumented system. Because of the many different possibilities and how to configure a safety system, the end user must get the related information from the manufacturer of the certified component/subsystem.



The CE marking is a mandatory European marking for certain product groups to indicate conformity with the essential health and safety requirements set out in European. To permit the use of a CE mark on a product, proof that the item meets the relevant requirements must be documented.



Working in partnership with the policy lead at BERR (The Department for Business, Enterprise & Regulatory Reform), NWML is the UK Enforcement Authority for the Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment Regulations 2008 (the “RoHS Regulations”). Manufacturers need to understand the requirements of the RoHS Directive to ensure that their products, and their components, comply.



The Federal Communications Commission (FCC) is an independent United States government agency. The FCC was established by the Communications Act of 1934 and is charged with regulating interstate and international communications by radio, television, wire, satellite and cable. The FCC's jurisdiction covers the 50 states, the District of Columbia, and U.S. possessions.