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
1X9/SFF Transceiver Modules
1X9 Optical Transceiver
198491
L9-SD311G-20PTC 1.25Gbps 1310nm 20km 3.3V Single-Mode Dual SC 1×9 Optical Transceiver

L9-SD311G-20PTC 1.25Gbps 1310nm 20km 3.3V Single-Mode Dual SC 1×9 Optical Transceiver

#198491
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

L9-SD311G-20PTC 1.25Gbps 1310nm 20km 3.3V Single-Mode Dual SC 1×9 Optical Transceiver

  • {{ 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'}}

  •
26 Reviews
0 Questions
Request Stock
745 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
$ 10
100
$ 9.5
1000
$ 9.2
3000
$ 8.9
6000
$ 8.6
Manufacture: LINK-PP
P/N: L9-SD311G-20PTC
Compatible:
LINK-PP
Competitor P/N:
L9-SD311G-10CTC | 10km
L9-SD311G-20CTC | 20km
L9-SD311G-20PPC | 20km
L9-SD311G-20PTC | 20km
Shipping:
{{ detail_data.displayed_price.unit_prefix }} {{now_chooseship.price}}
To Be Negotiated
Free Shipping
Can't deliver
to United States 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

LINK-PP L9-SD311G-20PTC 1.25Gbps 1×9 Optical Transceiver (3.3V, SMF, 1310nm, 20km,Dual SC)

Features:

Duplex SC receptacle optical interface transceiver module;

Single +3.3V Power Supply;

0℃ to +70℃ operating temperature range;

1×9 package;

High quality 1310nm FP Laser;

PECL compatible data input/output interface;

TTL or LVPECL receiver signal-detected indication.


LINK-PP Part Number
 L9-SD311G-20PTC Vendor Name
 LINK-PP
Form Factor
 1x9
 Max Data Rate
 1.25Gbps
Wavelength
 1310nm Max Cable Distance
 20km
Connector
Duplex SC
Optical Components
DFB/PIN
Fiber Type
SMFSupply Voltage

3.3V

Receiver Sensitivity
<-23dBm
Operating Temperature Range
0 to 70°C
Application

WDM Application,SDH STM-8/ SONET OC-24,Gigabit Ethernet
  1. 1×9 Optical Transceiver
  2. 1×9 Transceiver

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
T***s
Libyan Arab Jamahiriya
Verified Purchase
5.0
2025-06-29
Great selection and easy to check out.
92 Helpful vote Comments
J***s
Brazil
Verified Purchase
5.0
2025-06-13
Another flawless transaction - got exactly what I ordered in a timely fashion!
28 Helpful vote Comments
T***i
Libyan Arab Jamahiriya
Verified Purchase
5.0
2025-06-08
Server supply often has that hard-to-find electronic part I just can't get anywhere else. Shipping options are appropriate, and the return process is reasonable.
32 Helpful vote Comments
A***y
Germany
Verified Purchase
5.0
2025-04-24
Wonderful to do business with .
19 Helpful vote Comments
M***i
France
Verified Purchase
5.0
2025-04-20
High quality product, shipping fee could be lower.
54 Helpful vote Comments
J***n
United Kingdom
Verified Purchase
5.0
2025-03-08
I have received the best service of any company so far on the Internet. Highly recommended.
68 Helpful vote Comments
B***r
Canada
Verified Purchase
5.0
2025-02-20
I was very pleased with the delivery, but more pleased with the product.
67 Helpful vote Comments
J***r
India
Verified Purchase
5.0
2025-01-14
Everything with LINK-PP is excellent!!!! From order simplicity, presales and after sales support, to packaging compatibility and quality!
112 Helpful vote Comments
L***i
United States
Verified Purchase
5.0
2024-12-04
Very easy to buy from you.
73 Helpful vote Comments
M***s
France
Verified Purchase
5.0
2024-11-12
Fast delivery, wide selection of goods
35 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

United States

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