Can this industrial 10GBASE-ER SFP+ module withstand outdoor enclosures without climate control?

Yes, the SFP-10G-ER-I is specifically engineered with industrial-grade components to operate flawlessly in extreme temperatures ranging from negative 40 to 85 degrees Celsius, making it ideal for unconditioned edge deployment.

Does this 10GBASE-ER SFP+ transceiver support continuous data syncing for distributed NLP training nodes?

Absolutely. It provides stable, zero-packet-loss 10 Gbps throughput, ensuring that massive natural language datasets are synchronized seamlessly across 40km distances without thermal throttling.

Is the 1550nm wavelength on this 10GBASE-ER SFP+ compatible with standard single-mode OS2 fiber?

Yes, the module uses a high-performance 1550nm EML laser optimized for minimal attenuation over standard 9/125um OS2 single-mode fiber up to 40 kilometers.

How do I access DDM telemetry on this 10GBASE-ER SFP+ to monitor link health in harsh environments?

DDM data, including temperature and optical power, can be accessed in real-time via the command-line interface of your enterprise or industrial network switch.

Do I need an optical attenuator if my fiber run is significantly shorter than 40km when using this 10GBASE-ER SFP+?

Yes, for link distances under 10 kilometers, inserting an optical attenuator is highly recommended to prevent the high-power laser from oversaturating the receiver photodiode.

Will this 1550nm 40km module work with our mix of Cisco and Juniper datacenter switches?

Yes, these transceivers are strictly tested for OEM compatibility. They plug and play seamlessly with Cisco, Juniper, Arista, Ubiquiti, and most major switch brands without any vendor lock-in issues.

Does this optic support standard telecom protocols like CPRI for our cell tower backhaul, or just 10G Ethernet?

It is fully compliant with IEEE 802.3ae 10GBASE-ER/EW standards, and it also supports standard CPRI, eCPRI, and OTN OTU2/OTU2e data rates. It's highly versatile for both enterprise LAN and telecom base station backhaul.

We're rolling out a regional ISP upgrade and need about 250 of these industrial modules. Do you guys offer volume discounts?

Absolutely. For bulk procurements of our 10G SFP+ 40km optics, please reach out to our B2B sales team directly. We offer tiered pricing and dedicated procurement support for large-scale deployments.

Can I use multimode fiber with this transceiver for a short 100m run, or is it strictly SMF?

This specific 1550nm module is designed strictly for Single Mode Fiber (SMF) using a Duplex LC interface. We highly recommend using OS2 SMF for stable performance, even on shorter distances.

I'm putting these in an unventilated outdoor street cabinet in Arizona. Can they really survive the summer heat?

Yes, this is a true industrial-grade optical module. It supports an extreme operating temperature range from -40°C to 85°C (-40°F to 185°F), making it perfect for harsh outdoor network enclosures and edge deployments.

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Cisco SFP-10G-ER-I Compatible LINK-PP 10G SFP+ 1550nm 40km Duplex LC DDM SMF Optical Transceiver Module (Industrial)

Name: Cisco SFP-10G-ER-I Compatible LINK-PP 10G SFP+ 1550nm 40km Duplex LC DDM SMF Optical Transceiver Module (Industrial)
Brand: LINK-PP
SKU: 216937
Price: 103.028 USD
Availability: InStock
Rating: 5 (25 reviews)

# 216937

Product: Cisco SFP-10G-ER-I Compatible LINK-PP 10G SFP+ 1550nm 40km Duplex LC DDM SMF Optical Transceiver Module (Industrial)
SKU: 216937
P/N: LS-SM5510-40I
Price: $ 119.8
Stock: 1115 in Stock
Sold: 976
Product URL: https://www.l-p.com/products/476854.htm

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Compatible:: Cisco; LINK-PP; Arista; Brocade; FS; Generic; H3C; HW; Intel; Juniper; Mellanox; NETGEAR; Ubiquiti

Compatible P/N:: SFP-10G-LRM2 | 2km; SFP-10GLRL-31-I | 2km; SFP-10G-LR | 10km; SFP-10G-LR-I | 10km; SFP-10G-LR-X | 10km; SFP-10G-LR10-I | 10km; SFP-10G-LR-20 | 20km; SFP-10G-ER | 40km; SFP-10G-ER-I | 40km; SFP-10G-ER40 | 40km; SFP-10G-ER40-I | 40km; SFP-10G-ZR | 80km; SFP-10G-ZR-I | 80km; SFP-10G-ZR100 | 100km; SFP-10G-ZR100-I | 100km; SFP-10GZR120-55 | 120km

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Cisco SFP-10G-ER-I Compatible LINK-PP 10G SFP+ Specifications

The Cisco SFP-10G-ER-I Compatible LINK-PP module is an industrial-grade 10GBASE-ER SFP+ optical transceiver engineered to operate reliably in extreme environments from negative 40 to 85 degrees Celsius. Utilizing a 1550nm wavelength over single-mode fiber, it ensures stable 10 Gbps data transmission up to 40km, featuring a Duplex LC interface and integrated DDM for precise real-time network telemetry.

Cisco Part Number	SFP-10G-ER-I	Vendor Name	LINK-PP
Part Status	Active	Form Factor	SFP+
Max Data Rate	10.7Gbps	Wavelength	1550nm
Max Cable Distance	40km	Connector	Duplex LC
Transmitter Type	EML	Receiver Type	PIN
Media	SMF	Receiver Sensitivity	-15dBm
TX Power	-1 to +2dBm	RX Power	-16 to -1dBm
Operating Temperature Range	-40 to +85°C	Protocols	SFF-8472, SFF-8431, SFF-8432, 10GFC Rev 4.0, 10GBASE-ER

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Q: Will this 1550nm 40km module work with our mix of Cisco and Juniper datacenter switches? By W***s on 2026-04-25

A: Yes, these transceivers are strictly tested for OEM compatibility. They plug and play seamlessly with Cisco, Juniper, Arista, Ubiquiti, and most major switch brands without any vendor lock-in issues. By admin on 2026-04-25
Q: Does this optic support standard telecom protocols like CPRI for our cell tower backhaul, or just 10G Ethernet? By J***z on 2026-02-15

A: It is fully compliant with IEEE 802.3ae 10GBASE-ER/EW standards, and it also supports standard CPRI, eCPRI, and OTN OTU2/OTU2e data rates. It's highly versatile for both enterprise LAN and telecom base station backhaul. By admin on 2026-02-15
Q: We're rolling out a regional ISP upgrade and need about 250 of these industrial modules. Do you guys offer volume discounts? By A***t on 2025-09-08

A: Absolutely. For bulk procurements of our 10G SFP+ 40km optics, please reach out to our B2B sales team directly. We offer tiered pricing and dedicated procurement support for large-scale deployments. By admin on 2025-09-08
Q: Can I use multimode fiber with this transceiver for a short 100m run, or is it strictly SMF? By M***z on 2025-06-11

A: This specific 1550nm module is designed strictly for Single Mode Fiber (SMF) using a Duplex LC interface. We highly recommend using OS2 SMF for stable performance, even on shorter distances. By admin on 2025-06-11
Q: I'm putting these in an unventilated outdoor street cabinet in Arizona. Can they really survive the summer heat? By B***a on 2025-04-16

A: Yes, this is a true industrial-grade optical module. It supports an extreme operating temperature range from -40°C to 85°C (-40°F to 185°F), making it perfect for harsh outdoor network enclosures and edge deployments. By admin on 2025-04-16

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M***s

Ireland

Verified Purchase

4 .0

2026-05-31

Delivery was a day late. The industrial SMF transceiver itself is perfectly fine though.

175 Helpful vote Comments

S***t

Italy

Verified Purchase

5 .0

2026-05-15

Perfect for my 10G NAS setup over single-mode fiber. Runs cool and stable.

42 Helpful vote Comments

L***s

United Kingdom

Verified Purchase

5 .0

2026-04-03

Deployed these 10G SFP+ 1550nm optics for our cell backhaul. The -40 to 85C industrial temp handles harsh outdoor cabinets perfectly. DDM monitoring on our Cisco ASRs is highly accurate.

136 Helpful vote Comments

K***z

Spain

Verified Purchase

5 .0

2026-01-29

Solid 10G SFP+ 40km performance for our outdoor switch enclosures. Highly recommend it!

79 Helpful vote Comments

D***z

United States

Verified Purchase

5 .0

2025-12-31

Needed a reliable 40km SMF optical transceiver for a campus fiber ring. These duplex LC modules synced instantly with our Juniper core. Flawless 10G throughput and zero tx/rx errors logged.

100 Helpful vote Comments

S***n

United Arab Emirates

Verified Purchase

5 .0

2025-08-27

Excellent 10G SFP+ 40km optics for the price. Bulk deployment went without a hitch.

62 Helpful vote Comments

D***n

Norway

Verified Purchase

5 .0

2025-06-04

Plug and play 10G link, absolutely fantastic.

31 Helpful vote Comments

D***k

Philippines

Verified Purchase

5 .0

2025-05-15

Replaced failing optics with these 1550nm SMF modules. Instantly recognized by our Mikrotik router.

164 Helpful vote Comments

B***z

Italy

Verified Purchase

5 .0

2025-05-01

Great duplex LC module for the money.

67 Helpful vote Comments

B***r

United States

Verified Purchase

5 .0

2025-04-24

The DDM SFP+ features give us great visibility into our 38km fiber runs.

188 Helpful vote Comments

C***n

Chile

Verified Purchase

5 .0

2025-02-21

Fast 10G speeds, highly reliable ER optics.

164 Helpful vote Comments

L***l

France

Verified Purchase

5 .0

2025-02-19

Flawless 40km reach on our campus network.

85 Helpful vote Comments

L***l

United States

Verified Purchase

5 .0

2025-02-17

DDM works perfectly right out of the box.

74 Helpful vote Comments

S***l

United States

Verified Purchase

5 .0

2025-02-16

Tested this industrial 10GBASE-ER module in unconditioned edge data centers. The 1550nm signal pushes through 35km single-mode fiber effortlessly. OEM compatibility with our mixed Arista and Ubiquiti gear is superb.

160 Helpful vote Comments

D***s

Austria

Verified Purchase

5 .0

2025-01-17

Synced instantly with my core HP switch.

192 Helpful vote Comments

M***n

Romania

Verified Purchase

5 .0

2024-02-13

link-pp is the best ! :)

83 Helpful vote Comments

R***p

United States

Verified Purchase

5 .0

2024-01-30

Truly a quality product. If I need more, I will definitely come back.

49 Helpful vote Comments

R***f

United States

Verified Purchase

5 .0

2024-01-28

Engineering said that it worked great.

48 Helpful vote Comments

M***o

Canada

Verified Purchase

5 .0

2023-11-08

Received product in 15 days! Thank you.

79 Helpful vote Comments

R***e

Indonesia

Verified Purchase

5 .0

2023-10-31

This item is durable and easy to use, delivered on time and the price is just.

19 Helpful vote Comments

e***y

Israel

Verified Purchase

5 .0

2023-10-15

The products are always quality and as described. Also most of the items in l-p.com are cheaper than other online vendors. Always have received good service with good competitive pricing, with good depth of inventory.

61 Helpful vote Comments

J***m

Finland

Verified Purchase

5 .0

2023-04-17

This is very good product. It was delivered earlier than promised.

58 Helpful vote Comments

F***o

South Africa

Verified Purchase

5 .0

2023-04-08

l-p.com offers a great range of products at competitive prices with Fast delivery. All in all a customer service experience that is hard to find nowadays.

21 Helpful vote Comments

H***n

United States

Verified Purchase

5 .0

2023-02-14

Part arrived within 15 days and was exactly as described. I was very satisfied.

41 Helpful vote Comments

D***g

Austria

Verified Purchase

5 .0