Free shipping over $600, If you need a more favorable price, please contact us directly.
Need Help?
Chat live with us
Live Chat
Want to call?

+86-752-3386717

Language： English
  1. English
  2. Русский
  3. Português
  4. Español
  5. Nederlands
  6. Français
  7. Italiano
  8. Deutsch
  9. العربية
  10. Ελληνικά
  11. にほんご
  12. 한국어
  13. Tiếng Việt
  14. Indonesian
  15. Thai
Currency： USD
USD - US Dollar
EUR - Euro
GBP - British Pound
CAD - Canada Dollars
AUD - Australia Dollars
JPY - Japan Yen
SEK - Sweden Kronor
NOK - Norway Kroner
IDR - Indonesia Rupiahs
BRL - Brazil Reais
RUB - Russia Rubles
THB - Thailand Baht
Sign in
Sign in

New Customer? Create an account

Hello ,
card member

  • Payment Methods

    Mind your business with a variety of trusted payment options.

  • Your Package

    Use order number or tracking number to check shipping status.

  • Return Policy

    Get your quote fast and offer you more professional service.

  • Net Terms

    Help manage your budget & expenditure better.

  • About Us

    Meet us and know our mission, belief, service and more.

  • Contact Us

    Find our locations and get connected with us closely.

  • Quality Commitment

    Explore how we care about the quality.

  • News

    Find out the latest news and events around l-p.com

Cart 0
Your Shopping Cart Is Empty.
All Categories
Main Menu
Networking
  • Networking
  • Data Center Switches
  • PDU, UPS, Power System
  • Network Adapters
  • Routers, Servers
  • Media Converters, KVM, TAP
Main Menu
Networking
Language
  1. English
  2. Русский
  3. Português
  4. Español
  5. Français
  6. Italiano
  7. Deutsch
  8. العربية
  9. にほんご
  10. Tiếng Việt
  11. Indonesian
  12. Thai
Select Currency
USD - US Dollar
EUR - Euro
GBP - British Pound
CAD - Canada Dollars
AUD - Australia Dollars
JPY - Japan Yen
SEK - Sweden Kronor
NOK - Norway Kroner
IDR - Indonesia Rupiahs
BRL - Brazil Reais
RUB - Russia Rubles
THB - Thailand Baht
Home
Optics Transceivers | SFP Modules
1/2/4G Transceiver Modules
1G BiDi SFP
181237
Cisco GLC-BX-20U Compatible LINK-PP LS-BL31551G-20C SFP 1G BiDi 1310nm-TX/1550nm-RX 20km DOM Simplex LC/UPC SMF Optical Transceiver Module

Cisco GLC-BX-20U Compatible LINK-PP LS-BL31551G-20C SFP 1G BiDi 1310nm-TX/1550nm-RX 20km DOM Simplex LC/UPC SMF Optical Transceiver Module

#181237
For Order Over $300 Get $15.00 Off, Code:
Linkpp15
For Order Over $2000 Get $50.00 Off, Code:
Linkpp50
For Order Over $3000 Get $100.00 Off, Code:
Linkpp100

Cisco GLC-BX-20U Compatible LINK-PP LS-BL31551G-20C SFP 1G BiDi 1310nm-TX/1550nm-RX 20km DOM Simplex LC/UPC SMF Optical Transceiver Module

  • {{ detail_data.displayed_price.unit_prefix }}  {{ detail_data.displayed_price.value }}

    {{parseInt(detail_data.left_num) ? detail_data.left_num +' in Stock' :detail_data.zeroStockOrder==0?'Out of Stock':'Available'}}

  •
16 Reviews
0 Questions
Request Stock
1.2K Sold
{{ detail_data.displayed_price.unit_prefix }}  {{ detail_data.displayed_price.value }} {{ detail_data.displayed_price.unit_prefix }} {{ detail_data.displayed_price.original_price }} ( {{ detail_data.displayed_price.rate_of_discount }}% OFF )
Free shipping over $600, If you need a more favorable price, please contact us directly.
Qty (pcs) :
Unit Price :
1
$ 6.63
100
$ 6.299
1000
$ 6.1
3000
$ 5.901
6000
$ 5.702
Manufacture: LINK-PP
P/N: LS-BL31551G-20C
Compatible:
Cisco
LINK-PP
Alcatel-Lucent
Brocade
D-Link
DELL
Extreme
Generic
H3C
HPE
HW
Juniper
TRENDnet
Competitor P/N:
GLC-BX-10U | 10km
GLC-BX-20U | 20km
GLC-BX40-U | 40km
Shipping:
{{ detail_data.displayed_price.unit_prefix }} {{now_chooseship.price}}
To Be Negotiated
Free Shipping
Can't deliver
to Argentina Via {{now_chooseship?now_chooseship.name:''}}
Estimated delivery time : {{now_chooseship?now_chooseship.datemin:''}}-{{now_chooseship?now_chooseship.datemax:''}} days. See details
Stock:
{{parseInt(detail_data.left_num) ? detail_data.left_num +' in Stock' :detail_data.zeroStockOrder==0?'Out of Stock':'Available'}} .
Quantity:
( Min. Order {{detail_data.prodInfo.minimum_ordered_quantity}} )
undeliverable
Total Price:
{{ detail_data.displayed_price.unit_prefix }} {{ detail_data.displayed_price.total }}
{{ detail_data.displayed_price.unit_prefix }} {{ detail_data.displayed_price.original_total_price }} ( {{ detail_data.displayed_price.rate_of_discount }}% OFF ) {{detail_data.displayed_price.ex_sell_type}}
Add to wish

Cisco GLC-BX-20U Compatible LINK-PP LS-BL31551G-20C SFP 1G BiDi Simplex LC/UPC Optical Transceiver Module(SMF, 1310nm-TX/1550nm-RX, 20km, LC, DOM)


The LS-BL31551G-20C SFP transceivers are high performance, cost effective modules supporting data rate of 1.25Gbps and 20km transmission distance with SMF. The transceiver consists of three sections: a FP laser transmitter, a PIN photodiode integrated with a trans-impedance preamplifier (TIA) and MCU control unit. All modules satisfy class I laser safety requirements. The transceivers are compatible with SFP Multi-Source Agreement and SFF-8472 digital diagnostics functions.


LINK-PP Part Number
 LS-BL31551G-20C Cisco Compatible
 GLC-BX-20U
Form Factor
 SFP
 Max Data Rate
 1.25Gbps
Wavelength
 1310nm-TX/1550nm-RX Max Cable Distance
 20km
Connector
Simplex LC
Optical Components
FP BiDi
Media
SMFDOM Support

Yes

TX Power
-9 to 0dBmRX Power-23 to -1dBm

Receiver Sensitivity
<-23dBm
Receiver Overload
-1dBm
Operating case temperature
0 to 70°C
Protocols

Fast Ethernet, Gigabit Fibre Channel, MSA Compliant
  1. 1G SFP BiDi
  2. 1G SFP Transceiver
  3. GLC-BX-20U
  4. SFP-GE-BX
  5. E1MG-1G-BXU-20
  6. MGBIC-BX20-D-1310
  7. SFP-GE-20-SM1310-BIDI
  8. SFP-GE20KT13R15
  9. SFP-GE-BX20-1310
  10. SFP-1G-BXD-20
  11. SFP-GE-20-SM1310-D
  12. TEG-MGBS20D3

Matching Products
Pictures ID# Description Price Stock Add to Cart

Download

Questions & Answers

 Ask a Question
No data

Customer Reviews

 Write a Review
  • {{stardata.star}}

    {{comment.count}} reviews

  • 5 Stars
    {{comment.star5}}%
    4 Stars
    {{comment.star4}}%
    3 Stars
    {{comment.star3}}%
    2 Stars
    {{comment.star2}}%
    1 Star
    {{comment.star1}}%
No data
P***o
France
Verified Purchase
5.0
2024-07-07
Quick and easy transaction. Thorough descriptions of items.
83 Helpful vote Comments
G***a
Hungary
Verified Purchase
5.0
2024-07-02
Good Optical Transceiver Module for the price. Shipping is also very Fast.
97 Helpful vote Comments
s***u
United States
Verified Purchase
5.0
2024-05-29
very awesome thank you! they aim to fit your every need.
56 Helpful vote Comments
N***n
Germany
Verified Purchase
5.0
2024-04-28
Product was as advertised.Arrived in a reasonable time
43 Helpful vote Comments
T***i
Spain
Verified Purchase
5.0
2024-03-05
Everything arrived as ordered on the day promised.
48 Helpful vote Comments
R***u
New Zealand
Verified Purchase
5.0
2024-02-25
Received my purchase in a timely manner exactly as ordered. Would definitely buy from link-pp in the future.
54 Helpful vote Comments
T***a
Finland
Verified Purchase
5.0
2024-01-30
Competitive pricing. Fast, easy, efficient and secure online shopping
45 Helpful vote Comments
J***d
Nepal
Verified Purchase
5.0
2023-12-24
Excellent service. Fast shipping great communication.
23 Helpful vote Comments
A***t
Bulgaria
Verified Purchase
5.0
2023-12-09
Poor customer services
59 Helpful vote Comments
M***s
Maldives
Verified Purchase
5.0
2023-12-05
Website easy to navigate and clear. Product info is comprehensive. Fast delivery and paperwork emailed rapidly. Great.
98 Helpful vote Comments
{{comments.user.name}}
{{comments.user.country}}
Verified Purchase
{{comments.rating}}.0
{{comments.date_added}}
{{comments.text}}
Showing {{comments.replies.length}} comment

{{reply_items.topic || reply_items.text}}By {{reply_items.author}}

{{comments.helpfulvote}} Helpful vote Comments
< >
More
Not yet rated . Be the first to Write a Review

Recently Viewed
{{item.detail.name}}

{{item.displayed_price.unit_prefix}} {{item.displayed_price.value}} / {{item.displayed_price.unit_type_name}}

{{item.sold_num}} Sold
Choose your location Shipping Inquiry
Delivery Options and delivery speeds may vary for different locations. Shipping Inquiry

Argentina

Sorry, delivery is not possible in your location.
  • Carrier
    Cost
    Delivery Time
    Tracking
    {{ shipitem.name }}
    Free Shipping {{detail_data.currency.unit_prefix}}{{shipitem.price}}
    {{shipitem.datemin}}-{{shipitem.datemax}} days
    Available

  • Carrier

    CostDelivery TimeTracking

  • Company

    CostTime

  • {{ shipitem.name }}

    {{ (shipitem.isfree =='1' || shipitem.price == 0)? 'Free Shipping' :detail_data.currency.unit_prefix+shipitem.price }} To Be Negotiated {{shipitem.datemin}}-{{shipitem.datemax}} days Available

Apply
You’ll see exact shipping costs and arrival dates when you checkout.
Support
Company
Quick Access

Privacy Preference

We need your consent before you can continue on our website.

If you are under 16 and wish to give consent to optional services, you must ask your legal guardians for permission.

We use cookies and other technologies on our website. Some of them are essential, while others help us to improve this website and your experience.

Personal data may be processed (e.g. IP addresses), for example for personalized ads and content or ad and content measurement.

You can find more information about the use of your data in our privacy policy.

Do not consent
Consent