What specific module model must be deployed at the opposite end of the fiber link?

You must use a matching 1270nm-TX/1330nm-RX transceiver at the remote site so that the transmit and receive optical channels cross correctly.

Why is it critical to use single-mode fiber instead of multi-mode fiber?

Multi-mode core diameters cause severe modal dispersion at 40km, whereas single-mode fiber guarantees the signal integrity needed for long-haul laser transmission.

What parameters can I track via the DOM interface?

The DOM feature reads internal telemetry, specifically monitoring internal module temperature, supply voltage, laser bias current, TX power, and RX power.

Does this BiDi technology introduce transmission latency compared to standard dual-fiber optical modules?

No, the internal WDM filters split wavelengths purely passively at light speed, meaning single-strand Bidirectional transmission introduces zero added latency.

Are these 10G BiDi SFP+modules hot-pluggable inside an active data center distribution frames chassis?

Yes, the standard SFP+ mechanical structure allows safe, live hot-swapping without interrupting adjacent operational port links.

Does the DOM telemetry on this SFP+ transceiver provide real-time laser bias current and absolute RX power readings?

Absolutely, the built-in SFF-8472 digital optical monitoring outputs live diagnostics directly to your CLI or SNMP dashboard. This lets you monitor transceiver health, internal voltage, and dBm line degradation instantly.

Can I get a volume discount if our company buys a batch of 500 units for a campus network core project?

Absolutely. Please contact our corporate sales team directly to receive customized tiered volume pricing and bulk logistics discounts.

Do you test every individual module for bit error rate limits prior to leaving the assembly line?

Yes, 100% of our optical transceivers pass strict bit error rate and hardware compatibility loop testing before packaging.

What exact wavelength pairing do I need on the remote switch to link up with this LS-BL332710-40C module?

You need its exact complementary model, the LS-BL273310-40C, which transmits at 1270nm and receives at 1330nm. Matching a 1330nm-TX with another 1330nm-TX on a single strand will result in zero traffic synchronization.

Breadcrumb: Home; Products; Optics Transceivers | SFP Modules; 10/25/40G/100G Transceiver Modules; 10G SFP+; 211271

Click to open expanded view

H3C SFP-XG-LH40-SM1330-BIDI Compatible LINK-PP 10G SFP+ BiDi 1330nm-TX/1270nm-RX 40km Simplex LC/UPC DOM SMF Optical Transceiver Module

Name: H3C SFP-XG-LH40-SM1330-BIDI Compatible LINK-PP 10G SFP+ BiDi 1330nm-TX/1270nm-RX 40km Simplex LC/UPC DOM SMF Optical Transceiver Module
Brand: LINK-PP
SKU: 211271
Price: 18.92 USD
Availability: InStock
Rating: 4.9 (26 reviews)

# 211271

Product: H3C SFP-XG-LH40-SM1330-BIDI Compatible LINK-PP 10G SFP+ BiDi 1330nm-TX/1270nm-RX 40km Simplex LC/UPC DOM SMF Optical Transceiver Module
SKU: 211271
P/N: LS-BL332710-40C
Price: $ 22
Stock: 1032 in Stock
Sold: 1.2K
Product URL: https://www.l-p.com/products/493645.htm

For Order Over $1000 Get $15.00 Off , Code: Linkpp15

For Order Over $3000 Get $50.00 Off , Code: Linkpp50

For Order Over $5000 Get $100.00 Off , Code: Linkpp100

New Users: $10 Coupon for Orders , Code: linkpp2610

26 Reviews

5 Questions

Request Stock

1.2K Sold

$ 22

Free shipping over $600, If you need a more favorable price, please contact us directly.

Qty (pcs) :

Unit Price :

$ 22

100

$ 20.9

1000

$ 20.24

3000

$ 19.58

6000

$ 18.92

Manufacture: LINK-PP

P/N: LS-BL332710-40C

Compatible:: Cisco; LINK-PP; ADTRAN; Allied Telesis; Arista; Aruba; Broadcom; Brocade; Ciena; D-Link; DELL; Edgecore; Extreme; F5; FS; Fortinet; Generic; H3C; HW; Intel; Juniper; Mellanox; MikroTik; Netgear; Palo Alto; Planet; RAD; Ubiquiti

Compatible P/N:: SFP-XG-LX-SM1270-BIDI | 10km; SFP-XG-LX-SM1330-BIDI | 10km; SFP-10G-BX40-I | 40km; SFP-10G32-BX40-I | 40km; SFP-XG-LH40-SM1270-BIDI | 40km; SFP-XG-LH40-SM1330-BIDI | 40km; SFP-10G-BX60-I | 60km; SFP-10G32-BX60-I | 60km; SFP-10G-BX80-I | 80km; SFP-10G45-BX80-I | 80km; SFP-XG-LH80-SM1550-BIDI | 80km

Shipping:

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

5-Year Warranty 30-Day Returns 30-Day Exchange

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.original_total_price }} ( {{ detail_data.displayed_price.rate_of_discount }}% OFF ) {{detail_data.displayed_price.ex_sell_type}}

Add to wish

Specifications

Specification
Videos
Matching Products
Download
Q&A
Customer Reviews

H3C SFP-XG-LH40-SM1330-BIDI Compatible LINK-PP 10G SFP+ Specifications

The H3C SFP-XG-LH40-SM1330-BIDI Compatible LINK-PP module is a 10G BiDi SFP+ optical transceiver designed to double network capacity by utilizing a single strand of single-mode fiber, featuring a 1330nm-TX/1270nm-RX wavelength split and an LC simplex interface with DOM support to achieve a reliable 40km transmission reach.

H3C Part Number	SFP-XG-LH40-SM1330-BIDI	Vendor Name	LINK-PP
Form Factor	SFP+	Max Data Rate	10.7Gbps
Wavelength	1330nm-TX/1270nm-RX	Max Cable Distance	40km
Connector	Simplex LC	Media	SMF
Transmitter Type	DFB	Receiver Type	PIN
TX Power	-1 to +5dBm	RX Power	-17 to +1dBm
Receiver Sensitivity	-15dBm	Receiver Overload	0.5dBm
Operating Temperature Range	0 to 70°C	Protocols	SFP+ MSA Compliant, CPRI, eCPRI

Videos

Matching Products

Pictures

ID#

Description

Price

Stock

Add to Cart

Download

Product Drawing

PDF
LS-BL332710-40C.pdf

Questions & Answers
Ask a Question

No data

Q: Are these 10G BiDi SFP+modules hot-pluggable inside an active data center distribution frames chassis? By P***n on 2026-04-01

A: Yes, the standard SFP+ mechanical structure allows safe, live hot-swapping without interrupting adjacent operational port links. By admin on 2026-04-02
Q: Does the DOM telemetry on this SFP+ transceiver provide real-time laser bias current and absolute RX power readings? By S***z on 2026-02-19

A: Absolutely, the built-in SFF-8472 digital optical monitoring outputs live diagnostics directly to your CLI or SNMP dashboard. This lets you monitor transceiver health, internal voltage, and dBm line degradation instantly. By admin on 2026-02-20
Q: Can I get a volume discount if our company buys a batch of 500 units for a campus network core project? By T***n on 2026-01-29

A: Absolutely. Please contact our corporate sales team directly to receive customized tiered volume pricing and bulk logistics discounts. By admin on 2026-01-30
Q: Do you test every individual module for bit error rate limits prior to leaving the assembly line? By R***s on 2025-11-14

A: Yes, 100% of our optical transceivers pass strict bit error rate and hardware compatibility loop testing before packaging. By admin on 2025-11-15
Q: What exact wavelength pairing do I need on the remote switch to link up with this LS-BL332710-40C module? By M***n on 2025-09-08

A: You need its exact complementary model, the LS-BL273310-40C, which transmits at 1270nm and receives at 1330nm. Matching a 1330nm-TX with another 1330nm-TX on a single strand will result in zero traffic synchronization. By admin on 2025-09-09

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}}%

All Reviews ({{comment.star_num?comment.star_num:comment.count}})

All Reviews

5 stars only

4 stars only

3 stars only

2 stars only

1 star only
Reviews with Pictures ( {{comment.pic_comment}} )
See All Reviews

No data

K***r

Austria

Verified Purchase

5 .0

2026-05-27

We deployed a dozen of these 10G SFP+ BiDi 40km transceivers to connect our main office block to the remote warehouse over single-mode fiber. The 1330nm-TX and 1270nm-RX setup on a single strand LC port is awesome because it saved us the cost of leasing a second fiber line. Link has been solid for a month straight without a single drop. Highly recommend LINK-PP for cost-effective enterprise upgrades!

58 Helpful vote Comments

P***m

United Kingdom

Verified Purchase

4 .0

2026-05-09

We ordered a bulk pack of these 10G single-strand LC optics for an indoor datacenter upgrade. Delivery took an extra day due to local customs clearance delays here in the UK. Once they arrived, the installation was dead simple—plug and play with our aggregation switches. The built-in DDM standard interface works well. Great product, but international logistics could be slicker.

37 Helpful vote Comments

Q***y

Slovakia

Verified Purchase

5 .0

2026-02-06

Tested the 40km link capability over an actual 35km single-mode fiber line with an inline optical attenuator. The receiver sensitivity stayed well within limits, and the bit error rate test came back completely clean. DDM diagnostics mapped accurately inside our switches without any custom terminal commands. Great product.

47 Helpful vote Comments

O***y

Poland

Verified Purchase

5 .0

2026-01-30

This BiDi single-mode SFP module runs clean, absolute lifesaver for crowded fiber conduit setups.✨

31 Helpful vote Comments

J***y

Denmark

Verified Purchase

5 .0

2026-01-10

Perfect for 10G Ethernet optical transceiver deployments where fiber capacity is constrained. We used this simplex LC model to double our network capacity instantly over a single strand. The laser output is stable, and it runs well within its commercial temperature threshold under prolonged heavy workloads. A+ performance.

27 Helpful vote Comments

N***y

Ukraine

Verified Purchase

5 .0

2025-11-03

LINK-PP transceivers are highly reliable, outperforming expensive OEM modules in our enterprise cores.

28 Helpful vote Comments

L***e

Greece

Verified Purchase

5 .0

2025-10-11

Using the LS-BL332710-40C for residential backhaul circuits. The digital optical monitoring feature is crucial for us because it lets our NOC track transceiver temperature and laser RX power in real-time. Completely matches SFF-8472 multi-source agreement specifications. Will definitely order another bulk lot for the next phase deployment.

39 Helpful vote Comments

J***e

Japan

Verified Purchase

4 .0

2025-09-14

Good optical performance from the LS-BL332710-40C module. It is fully backwards compatible with standard SFP+ slots and runs cleanly over our 30km single strand LC port run. My only minor complaint is that the product labels are quite small and a bit hard to read inside a dark server cabinet. I had to use a flashlight to verify the 1330nm-TX / 1270nm-RX wavelength mark. Performance-wise, it is flawless.

23 Helpful vote Comments

Q***s

Romania

Verified Purchase

5 .0

2025-07-31

Our enterprise network core utilizes these SFP+ 1330nm-TX 1270nm-RX modules for intermediate distribution frame link aggregation. They comply fully with SFF-8431 physical layer specs, keeping lower power consumption, which is perfect for maintaining low thermal footprints in our dense chassis. Will purchase more soon!

78 Helpful vote Comments

I***e

Finland

Verified Purchase

5 .0

2025-07-07

We stress-tested these units inside our main campus network core using an external bit error rate tester over an active 38-kilometer single-mode fiber span. The results showed zero bit errors and excellent receiver sensitivity margins. Crucially, the built-in digital optical monitoring framework tracks parameters like transceiver temperature, laser bias current, and real-time RX/TX power levels directly through our SNMP platform. They match SFF-8472 and SFF-8431 multi-source agreements flawlessly, ensuring perfect cross-vendor interoperability. Excellent product that saves thousands compared to OEM pricing.

125 Helpful vote Comments

K***t

Belgium

Verified Purchase

5 .0

2025-06-23

Clean optical spectrum test results, and the digital optical monitoring makes long-range diagnostics so easy.

24 Helpful vote Comments

S***i

India

Verified Purchase

5 .0

2024-02-23

The order shipped out and delivered on time.

68 Helpful vote Comments

A***u

South Africa

Verified Purchase

5 .0

2024-01-12

Very responsible and Fast 100% reccommended

45 Helpful vote Comments

J***n

United States

Verified Purchase

5 .0

2023-11-23

Easy to place orders and reliable. I have used them to buy fiber products for many years.

81 Helpful vote Comments

X***a

Mexico

Verified Purchase

5 .0

2023-09-25

Works perfectly with no issues

29 Helpful vote Comments

Y***u

Poland

Verified Purchase

5 .0

2023-07-27

I saw some people discussed this Optical Transceiver Module in my forum. Just a try, but really made me satisfied.

98 Helpful vote Comments

R***y

Thailand

Verified Purchase

5 .0

2023-07-25

easy to use; easy to order; great prices

71 Helpful vote Comments

T***h

Bangladesh

Verified Purchase

5 .0

2023-06-29

You made it very easy to shop, thanks for the live chat help to make sure I got the right parts!!!

39 Helpful vote Comments

Y***a

India

Verified Purchase

5 .0

2023-05-22

Very efficient. No hassles. Delivered on time.

77 Helpful vote Comments

N***e

Canada

Verified Purchase

5 .0

2023-04-02

This company is spot on, all the time they are Fast and accurate.

19 Helpful vote Comments

M***z

Japan

Verified Purchase

5 .0

2023-02-20

Not the best pricing on the web, but they had the availability I needed and shipped quickly.

95 Helpful vote Comments

D***y

United States

Verified Purchase

5 .0

2023-02-14

Always a nice experience shopping

62 Helpful vote Comments

N***z

Turkey

Verified Purchase

5 .0

2023-02-11

Have purchased from them many times. Always good to deal with!

55 Helpful vote Comments

I***e

Finland

Verified Purchase

5 .0

2022-11-30

I interacted with their online chat and asked many question to ensure I can get the right one. They helped me pick the perfect module for me while weighing several options. I got the product I wanted and additional knowhow.

84 Helpful vote Comments

A***n

Italy

Verified Purchase

5 .0

2022-07-29

Excellent product selection, price, and expedited shipping. Meanwhile, the price is also very reasonable and affordable.

23 Helpful vote Comments

R***e

United States

Verified Purchase

5 .0