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Cisco GLC-BX-20U Compatible 1000BASE-BX SFP 1310nm-TX/1550nm-RX 20km DOM Transceiver
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Cisco GLC-BX-20U Compatible 1000BASE-BX SFP 1310nm-TX/1550nm-RX 20km DOM Transceiver


Every transceiver is individually tested on full range of Cisco equipments, walks through the testing challenges and 100% compatibility.

Shipping Cost:
US$  21.00 to United States Via FedEx
US$  9.00
Availability: 3217 pcs in stock, Ship same day

Cisco GLC-BX-20U Compatible 1000BASE-BX SFP Transceiver (SMF, 1310nm-TX/1550nm-RX, 20km, LC , DOM)

Product Details

Cisco Genuine GLC-BX-20U Vendor Name Fiberstore
Form Type SFP Max Data Rate 1000Mbps
Wavelength 1310nm-TX/1550nm-RX Max Cable Distance 20km
Interface LC simplex Optical Components FP BiDi
Cable Type SMF DOM Support Yes
TX Power -8~-3dBm Receiver Sensitivity <-22dBm
Commercial Temperature Range 0 to 70°C (32 to 158°F) HTS-Harmonized Code 8517706000

Test Center:

Cisco Nexus 9300 Series (Switch/Module : N9K-C9396PX; Uplink Module : N9K-M12PQ )

Cisco ASR 9000 Series (Modular Line Card : A9K-MPA-20X1GE)

Packaging & Labeling

This easy to take and well-protected transceiver package has been labelled and marked by FS.COM as default. Customized label or package solutions are available as request.

OEM & Customs

Partnering with a variety of world class OEM manufacturers over 8 years, Fiberstore is able to provide customized and cost-effective solutions of high quality for all needs and specifications, including Optical design, Mechanical design, Printed Circuit Board (PCB) layout and Electrical design, Software & Firmware design, Integrated assembly, Specific labels, etc. With surging sales and favorable customer feedback, Fiberstore has been expanding rapidly across the world and is becoming the leading provider of the optical communication industry. If you are interested in our products, please feel free to contact us .


Fiberstore can provide the both ourselves forwarder and customer appointed forwarder in the way of Air, Sea, Road. Which is carrier by FedEx, DHL, UPS, TNT and EMS. Your items are probably shipped at the same day (some transceivers can be delivered within 20 minutes). If we have no stocks in our warehouse, the ship will be delayed for 1-2 days. DHL will take 2-4 business days for delivery and FedEx just needs 1-3 business days. For Spain, Italy, Brazil and some other countries, items will take longer time to arrive due to customs clearance period.

Our Factory

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Customer Reviews
  • 4.7

    15 reviews

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Harold June 6,2016
Ordered this online, delivered within 5 days, good!
Problem with this review? (0) (0)
John May 24,2016
This was very easy to install, really enjoy it!
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Clifford May 10,2016
The items arrived on time and were exactly as advertised. I would buy from them again.
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Monroe Davis April 10,2016
Great experience as well as great products.
Problem with this review? (0) (0)
Steven March 29,2016
Had the right part at a good price
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John Padilla March 20,2016
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Charles March 4,2016
Great price. Great product.
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Rosemary February 24,2016
Excellent service and products on time.
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Dwight February 15,2016
My order arrived on time and in good condition. All the items checked out. Good experience.
Problem with this review? (0) (0)
John Stacy February 10,2016
The product came on time and the product was exactly as stated on the description.
Problem with this review? (0) (0)
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