Can this 80km ZR4 module achieve full distance without using an external optical amplifier over standard SMF?

Yes, it is engineered with high-power 1310nm-TX and high-sensitivity 1270nm-RX optics to support up to 80km over standard SMF without inline amplifiers.

Does this transceiver support real-time Digital Diagnostic Monitoring (DDM/DOM) for optical power tracking?

Yes, DDM/DOM is fully supported. Monitor optical power, laser bias current, module temperature, and supply voltage directly via switch CLI or SNMP.

Will this LINK-PP 100G QSFP28 BiDi transceiver work seamlessly on Cisco Nexus switches without third-party optic warnings?

Yes! All modules are pre-coded with brand-specific EEPROM compatibility profiles before shipping. Specify your switch brand at checkout for native recognition.

What is the operational temperature range, and can it be deployed in unconditioned outdoor cabinets?

It supports standard commercial temperatures (0°C to 70°C). For unconditioned outdoor cabinets, ensure proper enclosure ventilation.

Breadcrumb: Home; Products; Optics Transceivers | SFP Modules; 10/25/40G/100G Transceiver Modules; 100G QSFP28/SFP-DD; 202102

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LINK-PP LQ-BLB100-ZR4C 100G QSFP28 BiDi 1310nm-TX/1270nm-RX 80km DOM Simplex LC SMF Optical Transceiver Module

Name: LINK-PP LQ-BLB100-ZR4C 100G QSFP28 BiDi 1310nm-TX/1270nm-RX 80km DOM Simplex LC SMF Optical Transceiver Module
Brand: LINK-PP
SKU: 202102
Price: 3783.12 USD
Availability: InStock
Rating: 4.9 (61 reviews)

# 202102

Product: LINK-PP LQ-BLB100-ZR4C 100G QSFP28 BiDi 1310nm-TX/1270nm-RX 80km DOM Simplex LC SMF Optical Transceiver Module
SKU: 202102
P/N: LQ-BLB100-ZR4C
Price: $ 4,299
Stock: 80 in Stock
Sold: 1.1K
Product URL: https://www.l-p.com/products/491585.htm

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Manufacture: LINK-PP

P/N: LQ-BLB100-ZR4C

Compatible:: LINK-PP

Compatible P/N:: LQ-BL8591100-SRC | 100m; LQ-BL8591100ESRC | 100m; LQ-BL8591100SR2C | 100m; LQ-M85100-SR4C | 100m; LQ-SW100-SR4C | 100m; LQBL8591100ESR2C | 100m; LQ-SM31100-DR1C | 500m; LQ-CW100-FR4C | 2km; LQ-CW100-FR4I | 2km; LQ-M31100-FR4C | 2km; LQ-SM31100-FR1C | 2km; LQ-BLA100-LR1C| 10km; LQ-BLA100-LRC | 10km; LQ-BLB100-LR1C | 10km; LQ-BLB100-LRC | 10km; LQ-CW100-LR4C | 10km; LQ-LW100-LR4C | 10km; LQ-LW100-LR4I | 10km; LQ-LW112-LR4C | 10km; LQ-M31100-LR4C | 10km; LQ-SM31100-LR1C | 10km; LSD-SM31100-LR1C | 10km; LQ-BLA100-L21C | 20km; LQ-BLA100-L2C | 20km; LQ-BLB100-L21C | 20km; LQ-BLB100-L2C | 20km; LQ-LW100-L24C | 20km; LQ-LW100-L24I | 20km; LQ-BLA100-ER1C | 40km; LQ-BLA100-ERC | 40km; LQ-BLB100-ER1C | 40km; LQ-BLB100-ERC | 40km; LQ-LW100-ER4C | 40km; LQ-LW100-ER4I | 40km; LQ-LW100L-ER4C | 40km; LQ-LW100L-ER4I | 40km; LQ-LW112-ER4C | 40km; LQ-BLA100-ZR4C | 80km; LQ-BLB100-ZR4C | 80km; LQ-LW100-ZR4C | 80km; LQ-LW100-ZR4I | 80km; LQ-LW100-A04C | 100km

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LINK-PP LQ-BLB100-ZR4C 100G QSFP28 Specifications

The LINK-PP LQ-BLB100-ZR4C 100G QSFP28 BiDi optical transceiver supports an aggregate data rate of 103.125 Gbps over single-mode fiber (SMF) using LAN-WDM technology. It transmits on four wavelengths of 1295.56 nm, 1300.05 nm, 1304.58 nm, and 1309.14 nm, and receives on 1273.55 nm, 1277.89 nm, 1282.26 nm, and 1286.66 nm. Designed for 80 km simplex LC links, it delivers reliable 100G optical connectivity and is fully verified for seamless interoperability within LINK-PP networking platforms.

LINK-PP Part Number	LQ-BLB100-ZR4C	Vendor Name	LINK-PP
Form Factor	QSFP28	Max Data Rate	103.125Gbps
Wavelength	TX:1295.56, 1300.05, 1304.58, 1309.14 RX: 1273.55, 1277.89, 1282.26, 1286.66	Max Cable Distance	80km
Connector	Simplex LC	Media	SMF
Transmitter Type	EML	Receiver Type	PIN
Modulation (Electrical)	4x 25G NRZ	Modulation (Optical)	4x 25G NRZ
Power Consumption	≤3.3W	Protocols	QSFP28 MSA, SFF-8636, IEEE 802.3ba 100Gbase-ER4
DDM/DOM	Supported	Operating Temperature Range	0°C to +70°C

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Q: Can this 80km ZR4 module achieve full distance without using an external optical amplifier over standard SMF? By M***s on 2026-03-06

A: Yes, it is engineered with high-power 1310nm-TX and high-sensitivity 1270nm-RX optics to support up to 80km over standard SMF without inline amplifiers. By admin on 2026-03-07
Q: Does this transceiver support real-time Digital Diagnostic Monitoring (DDM/DOM) for optical power tracking? By M***r on 2025-08-17

A: Yes, DDM/DOM is fully supported. Monitor optical power, laser bias current, module temperature, and supply voltage directly via switch CLI or SNMP. By admin on 2025-08-18
Q: Will this LINK-PP 100G QSFP28 BiDi transceiver work seamlessly on Cisco Nexus switches without third-party optic warnings? By S***z on 2024-12-07

A: Yes! All modules are pre-coded with brand-specific EEPROM compatibility profiles before shipping. Specify your switch brand at checkout for native recognition. By admin on 2024-12-08
Q: What is the operational temperature range, and can it be deployed in unconditioned outdoor cabinets? By S***t on 2024-04-05

A: It supports standard commercial temperatures (0°C to 70°C). For unconditioned outdoor cabinets, ensure proper enclosure ventilation. By admin on 2024-04-05

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M***n

Italy

Verified Purchase

4 .0

2026-06-21

Good optical performance, though the anti-static packaging was a bit tight to open. Works great.

68 Helpful vote Comments

S***n

Nepal

Verified Purchase

4 .0

2026-05-15

Solid module, but took an extra day through customs. Works great on our Huawei CE switch though.

94 Helpful vote Comments

A***s

Hong Kong

Verified Purchase

5 .0

2026-03-19

Metropolitan area network links demand transceivers with robust optical budgets. This model exceeded target metrics during bench testing, maintaining error-free transmission past 80km on standard fiber. The mechanical latch on the QSFP28 housing provides a secure, tactile click without wobble. Highly recommended for network architects.

49 Helpful vote Comments

J***n

Macao

Verified Purchase

5 .0

2026-02-22

As a senior network engineer, sourcing reliable long-haul optics is critical. We tested these 80km ZR4 modules on metro dark fiber. OTDR metrics remained within design parameters, and SNMP DOM monitoring provides precise visibility into laser bias and temperature. Excellent industrial build quality.

93 Helpful vote Comments

L***s

United Kingdom

Verified Purchase

5 .0

2025-12-08

We manage remote POP sites in mountainous terrain with harsh environmental stressors. These transceivers proved remarkably resilient, maintaining rock-solid links across 78km of challenging fiber plant. Diagnostic logging allowed our operations team to monitor optical degradation trends proactively. This product line earned our absolute trust for telecom deployments.

56 Helpful vote Comments

B***a

Hong Kong

Verified Purchase

5 .0

2025-11-08

Plug and play on Arista gear.

20 Helpful vote Comments

H***n

Canada

Verified Purchase

5 .0

2025-10-21

Financial branch office interconnects require strict latency and signal integrity. These 1310/1270nm optics delivered pristine clarity over shared single-mode fiber with negligible jitter. Center wavelength stability under sustained loads is remarkably tight. Customer support was exceptionally responsive regarding custom EEPROM coding.

23 Helpful vote Comments

E***z

Mexico

Verified Purchase

5 .0

2025-10-21

Running smoothly in our outdoor telecom cabinet. Handles temperature shifts like a champ.

86 Helpful vote Comments

B***r

Bulgaria

Verified Purchase

5 .0

2025-10-03

Good prices, need better selection.

88 Helpful vote Comments

K***r

South Africa

Verified Purchase

4 .0

2025-09-30

Decent value compared to Cisco original modules. Performs well over long distances for enterprise budgets.

95 Helpful vote Comments

K***i

Ukraine

Verified Purchase

5 .0

2025-08-16

I finally decide to give LINK-PP Ethernet port a try, since they are not as expensive as an original module. The result makes me very satisfied. They work well with very low insertion loss on our equipment, and the connection is also very firm.

39 Helpful vote Comments

R***e

Canada

Verified Purchase

5 .0

2025-07-20

Our cloud data center needed urgent interconnect upgrades. We piloted these optics instead of waiting for OEM inventory. Optical sensitivity is phenomenal, allowing us to hit 80km targets without inline amplifiers. Prometheus and Grafana integration via custom SNMP scripts was completely effortless. Truly reliable engineering for production environments.

80 Helpful vote Comments

H***f

United States

Verified Purchase

5 .0

2025-07-20

Even though there were some adjustments, they served me well.

89 Helpful vote Comments

D***h

Nepal

Verified Purchase

5 .0

2025-06-22

Running 24/7 without CRC errors. Excellent stability!

88 Helpful vote Comments

L***s

Republic of Korea

Verified Purchase

5 .0

2025-06-13

Crystal clear signal on the simplex LC single-mode fiber. Very low BER.

100 Helpful vote Comments

R***r

Denmark

Verified Purchase

5 .0

2025-06-03

Extremely reliable single-mode optics. LC connector fits snugly and securely.

59 Helpful vote Comments

C***d

Turkey

Verified Purchase

5 .0

2025-04-09

The quality of the product is excellent. 5 stars for it

51 Helpful vote Comments

J***s

Israel

Verified Purchase

5 .0

2025-04-07

Top quality 100G QSFP28 BiDi module! ⭐

48 Helpful vote Comments

T***l

Norway

Verified Purchase

5 .0

2025-03-31

We deployed these LINK-PP 100G BiDi transceivers across an 75km single-mode fiber span for our campus ring. Installation was seamless on Cisco switches. DDM telemetry shows exceptionally stable optical power margins. Zero packet loss under continuous stress testing. Highly recommended!

70 Helpful vote Comments

L***n

Ireland

Verified Purchase

5 .0

2025-03-15

It has now been in use for a while and works without problem. Thanks.

51 Helpful vote Comments

J***l

United States

Verified Purchase

5 .0

2025-03-12

Package showed up Fast and exactly what I wanted and needed! I was very satisfied!

13 Helpful vote Comments

J***l

Singapore

Verified Purchase

5 .0

2025-02-09

Love the prices on the items I purchased. I well be ordering from them again.

91 Helpful vote Comments

B***r

Belgium

Verified Purchase

4 .0

2025-01-28

Works as advertised for multi-brand switch interoperability. Good cost-performance ratio.

24 Helpful vote Comments

I***f

Nepal

Verified Purchase

5 .0

2025-01-20

All OK producer recommend

36 Helpful vote Comments

M***o

Belgium

Verified Purchase

5 .0

2024-12-31

Great site with awesome prices and Fast shipping.Buy with confidence from Fiberstore.

45 Helpful vote Comments

A***g

Libyan Arab Jamahiriya

Verified Purchase

5 .0

2024-12-08

Awesome transceiver. Saved our campus network project a ton of budget!

66 Helpful vote Comments

C***l

Bulgaria

Verified Purchase

5 .0

2024-12-04

Super fast shipping and works flawlessly with our Juniper QFX series. Will buy again!

41 Helpful vote Comments

A***s

Bangladesh

Verified Purchase

4 .0

2024-11-24

Great price for 100G QSFP28 ZR4, though outer carton got slightly dented during shipping. Module works fine.

61 Helpful vote Comments

B***h

Russian Federation

Verified Purchase

5 .0

2024-11-14

Replacing legacy 10G infrastructure with a unified 100G backbone was a major milestone. OEM pricing was prohibitive, so we took a risk on LINK-PP. Over three months of heavy academic traffic, we experienced zero packet drops. Simplex LC configuration halved our required fiber strand count. Game-changer!

90 Helpful vote Comments

J***e

Belgium

Verified Purchase

5 .0

2024-10-18

Never a problem at LINK-PP. Great selection of products and excellent customer service. Their selection continues to amaze me. They are an excellent online retailer and I highly recommend them.

69 Helpful vote Comments

E***r

Mexico

Verified Purchase

5 .0

2024-09-20

Zero configuration hassle. Recognized instantly as standard 100GBASE-ZR4 by our core router.

83 Helpful vote Comments

J***n

Macao

Verified Purchase

5 .0

2024-08-25

Smooth transaction, had what I needed, good prices. Doesn't get much better!

99 Helpful vote Comments

A***z

Belarus

Verified Purchase

5 .0

2024-07-19

We conducted extensive interoperability testing across mixed-vendor switch ports in our lab. Whether inserted into Mellanox NICs or Cisco Nexus switches, the transceivers handshaked instantly. Internal microprocessors return accurate DOM parameters rapidly. Packaging included secure anti-static shielding bags and custom foam inserts. Absolute peace of mind.

71 Helpful vote Comments

T***r

Austria

Verified Purchase

5 .0

2024-07-17

You had what I was looking for. The price was right. Shipping cost low. Shopping experience intuitive and quick.Thanks!

55 Helpful vote Comments

F***h

Cambodia

Verified Purchase

5 .0

2024-07-13

The price was competitive, so I made the purchase. new and in good packaging. I could not be happier. I will certainly purchase again from this company.

46 Helpful vote Comments

M***z

Netherlands

Verified Purchase

5 .0

2024-06-28

Just what we needed for our dark fiber lease across towns. Solid link!

84 Helpful vote Comments

T***g

South Africa

Verified Purchase

5 .0

2024-06-07

Great website for screening choices quickly. It's always easy to place orders with l-p.com.

88 Helpful vote Comments

C***y

Belarus

Verified Purchase

5 .0

2024-05-09

I have ordered various items over the past couple of years, goods always arrive in a timely manner. They are well packed and do exactly what you expect them to do. Great value for money and efficient service.

45 Helpful vote Comments

A***n

Spain

Verified Purchase

5 .0

2024-04-09

We integrated these modules into mobile base station backhaul links with significant environmental temperature fluctuations. The simplex LC interface kept outdoor cabinet wiring clean. Internal sensors report stable readings below thermal limits, and our management system has logged zero interface flaps.

97 Helpful vote Comments

A***k

Israel

Verified Purchase

5 .0

2024-04-07

Great module, works great on Mellanox NICs too!

20 Helpful vote Comments