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Optical Fiber Identifier ST-3306B

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  • Optical Fiber Identifier ST-3306B
  • Optical Fiber Identifier ST-3306B
  • Optical Fiber Identifier ST-3306B
  • Optical Fiber Identifier ST-3306B
  • Optical Fiber Identifier ST-3306B
  • Optical Fiber Identifier ST-3306B
  • Optical Fiber Identifier ST-3306B

Optical Fiber Identifier ST-3306B

Product Item: #10909
P/N: ST-3306B

Order Today, Ship before 10/21/2021, from U.S. or HK
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Optical Fiber Identifier ST-3306B



ST-3306B Optical Fiber Identifier can quickly identify the direction of transmitted fiber and display the relative core power without any damages to the bended fiber. When the traffic is present, the intermittently audible tone is activated.
There are four adapter heads available: Ø0.25, Ø0.9, Ø2.0 and Ø3.0, besides the Ø0.25 is applicable for bare fiber, the other three different dia. adapter heads are applicable for pigtails. With the ST-3306B fiber identifier, you can indicate the signal direction in different fibers.



Easy-to-use with “ONE KEY” operation
Efficiently identifies the traffic direction and frequency tone (270Hz, 1KHz, 2KHz) with audible warning.
Displays the relative core power
More accurate test with Sunshade
Easy-to-replace adaptors
Durable metal housing and quality construction
Lower power indication


Standard Package

ST-3306B Optical Fiber Identifier, 4pcs adapter heads, Sunshade, User Manual, Cotton Stick and Soft Carrying case.


Fiber-Mart is specializing in supplying fiber optic components and network equipment, and we are trying to complete this system. For this optical fiber identifier, we provide one year warranty for that. If you have any problems or special requirement or want to buy this high performance optical fiber identifier ST-3306B at a large quantity, please feel free to contact us. We will try our best to provide you the best service.



Identified Wavelength Range 800-1700 nm
Identified Signal Type CW, 270Hz±5%,1kHz±5%,2kHz±5%
Detector Type Ø1mmInGaAs 2pcs
Adapter Type Ø0.25 (Applicable for Bare Fiber)
Ø0.9 (Applicable for Ø0.9 Cable )
Ø2.0 (Applicable for Ø2.0 Cable )
Ø3.0 (Applicable for Ø3.0 Cable )
Signal Direction Left & Right LED
SingeDirection Test Range
(dBm, CW/0.9mm bare fiber)
SignalPower Test Range
(dBm, CW/0.9mm bare fiber)
Signal Frequency Display (Hz) 270, 1k, 2k
FrequencyTest Range
(dBm, Average Value)
Ø0.9, Ø2.0, Ø3.0 -30~0 (270Hz,1KHz)
-25~0 (2KHz)

-25~0 (1KHz,2KHz)
-20~0 (2KHz)
Insertion Loss(dB, Typical Value) 0.8 (1310nm)
2.5 (1550nm)
Alkaline Battery(V) 9
Operating Temperature(°C) -10~+60
Storage Temperature(°C) -25~+70


If any option which is not indicate in your Ordering, please write your option or request in your ORDER to Fiber-Mart, and contact with us.


You can place your Order Online in our website, you can send us a Purchase Order as a company, or you can request a Proforma Invoice Order to make everything clear!


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Shipping Time

FedEx IP: Within 1-4 business days
FedEx IE: Within 4-6 business days
DHL: Within 2-6 business days
EMS: Within 4-15 business days
UPS: Within 1-3 business days
Hong Kong Post Airmail: Within 10-30 business days


Paypal or Credit/debit card
Wire Transfer, West Union


Satisfactory return or item exchange


Money back guarantee


Limited Warranty

Volume pricing:

If you need large order volume, please apply for a business account or contact us to enjoy preferential policies.
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