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The Cisco QSFP-100/112G-ER4 Compatible LINK-PP module is a premium 100GBASE-ER4 QSFP28 transceiver designed for superior optical networking. This versatile dual-rate 100G/112G module utilizes an advanced EML laser and high-sensitivity APD receiver. Engineered for commercial environments, this single-mode fiber optical solution ensures exceptional signal integrity and low power consumption across extensive long-haul telecom transmission systems.
| Cisco Part Number | QSFP-100/112G-ER4 | Vendor Name | LINK-PP |
| Form Factor | QSFP28 | Max Data Rate | 112Gbps |
| Wavelength | 1295.56nm, 1300.05nm, 1304.58nm, 1309.14nm | Max Cable Distance | 40km |
| Connector | Duplex LC | Media | SMF |
| Transmitter Type | EML | Receiver Type |
APD |
| DDM/DOM | Supported | Operating Temperature Range | 0°C to +70°C |
| Protocols | 100G Ethernet, 100G Telecom Connections | CDR (Clock and Data Recovery) |
TX & RX Built-in CDR |
Discover the ultimate networking solution with this robust 100G Ethernet optical transceiver. Delivering versatile dual-rate performance, it seamlessly supports OTU4 protocols and high-speed data center interconnects. The hot-pluggable QSFP28 form factor provides immense bandwidth capacity, upgrading your core network infrastructure effortlessly.
This high-performance QSFP28 optical module delivers exceptional dual-rate 100G and 112G connectivity. It provides highly reliable, scalable bandwidth upgrades tailored for modern enterprise architectures, ensuring outstanding data transmission capabilities within high-density optical networking environments.
Perfectly tailored for enterprise data centers, this 100G DCI transceiver guarantees seamless cross-campus communication. It provides robust backbone routing and massive data throughput, making it an ideal choice for expanding hyperscale cloud networks and metropolitan infrastructures.
Utilizing advanced LAN-WDM technology, this optical transceiver multiplexes four distinct high-speed channels into a single fiber connection. This innovative WDM architecture significantly maximizes existing fiber plant utilization, reducing operational costs and improving overall network resource efficiency.
Operating within the zero-dispersion window, the module precisely utilizes 1295.56nm, 1300.05nm, 1304.58nm, and 1309.14nm wavelengths. This dense LAN-WDM grid prevents chromatic dispersion during high-speed routing, ensuring pristine optical signal quality over extended SMF transmission links.
Engineered for extended reach, this 100GBASE-ER4 module confidently drives data up to 40km over standard single-mode fiber. Empowered by a highly sensitive APD detector, it effortlessly overcomes long-haul transmission loss without requiring additional external optical amplifiers.
Equipped with an industry-standard duplex LC optical connector, this QSFP28 transceiver ensures simple and secure single-mode fiber patching. The universally adopted LC interface provides ultra-low insertion loss, streamlining dense cabling installations within busy enterprise telecom racks.
Featuring built-in Digital Optical Monitoring functionality, this smart transceiver allows precise real-time tracking of critical operational metrics. Network administrators can easily monitor optical transmit power, receiver sensitivity, voltage, and temperature to preemptively maintain total network stability.
Complying with rigorous global industry standards, this 100G QSFP28 optical transceiver guarantees unparalleled safety and strict environmental responsibility for comprehensive deployments within complex enterprise network infrastructures.
Every single commercial optical module undergoes an exhaustive quality assurance program. This extensive factory testing verifies maximum component reliability, ensuring flawless long-term operation before any core network deployment.
This premium 100GBASE-ER4 product proudly holds essential CE, FCC, UKCA, UL, and REACH certifications. These robust credentials confirm absolute adherence to international electromagnetic compatibility and strict safety regulations.
Rigorously evaluated for broad industry MSA compliance, this optical transceiver seamlessly interfaces with major telecom switches. It consistently ensures flawless plug-and-play interoperability across completely diverse vendor networking equipment.
Advanced diagnostic procedures are strictly applied to validate crucial electro-optical characteristics, guaranteeing this robust 100G QSFP28 module delivers absolute peak networking performance continuously.
This test meticulously verifies exact LAN-WDM center wavelengths to completely prevent optical signal crosstalk.
Engineers evaluate specific EML laser modulation parameters to confirm perfect high-speed signal transmission integrity.
Extended networking data transmission trials are conducted to guarantee absolute zero packet loss rates.
Modules endure thermal cycling procedures to validate stable commercial operating environments from 0°C to 70°C.
We maintain strict logistics protocols to ensure your advanced 100G optical networking equipment securely arrives in pristine condition, ready for immediate data center installation.
Modules are safely sealed in specialized ESD bags preventing static electricity damage.
Custom foam enclosures absorb transit vibrations, fully safeguarding delicate optical components.
Our automated warehouse ensures expedited handling and rapid same-day shipping turnaround.
Partnering with top couriers ensures secure, trackable, and timely worldwide commercial distribution.
Experience true plug-and-play simplicity with this hot-swappable 100G QSFP28 module. Installation requires merely inserting the transceiver into a compatible switch port and connecting standard duplex LC fiber patch cords to instantly establish a resilient high-capacity network link.
LINK-PP provides professional technical support, including pre-sales consultation, compatibility verification, and post-deployment troubleshooting to ensure smooth network operation.
Professional technical guidance to help customers select the most suitable QSFP-100/112G-ER4 modules based on network architecture and application requirements.
Compatibility checks and validation to ensure seamless operation with Cisco switches and other supported networking platforms.
Step-by-step support for installation, configuration, and initial deployment to ensure stable and correct operation.
Ongoing technical support throughout the product lifecycle to ensure reliable performance in enterprise and carrier-grade networks.
LINK-PP provides after-sales support for the smooth deployment and reliable operation of the optical modules.
15-day no-reason return and refund
Free replacement for dead-on-arrival (DOA) or defective items within the initial period
Free repair services for manufacturing defects throughout the warranty period
Warranty exclusions and conditions apply
![]() Current Model QSFP-100/112G-ER4 |
|---|
Compatible | Cisco | Cisco |
Data Rate (Max) | 112Gbps | 112Gbps |
Wavelength | 1295.56nm, 1300.05nm, 1304.58nm, 1309.14nm | 1295.56nm, 1300.05nm, 1304.58nm, 1309.14nm |
Connector | Duplex LC | Duplex LC |
Cable Distance (Max) | 40km | 10km |
Cable Type | SMF | SMF |
Operating Temperature | 0°C to +70°C | 0°C to +70°C |
Vendor Name | LINK-PP | LINK-PP |
Form Factor | QSFP28 | QSFP28 |
Transmitter Type | EML | DFB |
Receiver Type | APD | PIN |
DDM/DOM | Supported | Supported |
Protocols | 100G Ethernet, 100G Telecom Connections | 100G Ethernet, 25G Ethernet, OTN OTU4 4I1-9D1F |
CDR (Clock and Data Recovery) | TX & RX Built-in CDR |
| Pictures | ID# | Description | Price | Stock | Add to Cart |
Q: Our outdoor street cabinets get extremely hot. Does this module come in an industrial wide-temperature version? By W***s on 2026-07-25
A: This specific LQ-LW112-ER4C operates at commercial temp (0°C to +70°C). However, we can custom-build industrial-grade (-40°C to +85°C) versions upon request for your harsh outdoor environments. By admin on 2026-07-26
Q: Hey guys, will this 100G QSFP28 module talk smoothly with my existing Cisco Nexus switches and FS network cards? By J***r on 2026-04-26
A: Yes, absolutely! These modules are strictly tested to guarantee 100% interoperability with Cisco, FS, and other major OEM equipment without triggering any vendor lock-in warnings. By admin on 2026-04-26
Q: We already have existing OS2 single mode fiber installed in the campus. Do we need any special adapters for this? By L***z on 2026-03-22
A: No special adapters needed. This transceiver uses a standard Duplex LC/UPC connector and is perfectly optimized for standard Single Mode Fiber (SMF) for transmission up to 40km. By admin on 2026-03-22
Q: Are these QSFP28 SMF modules compliant with international data center standards? By A***s on 2026-01-14
A: Yes, they are fully certified under ISO 9001, CE, RoHS, and FCC. We ensure rigorous MSA standard compliance for safe, long-term 100G Ethernet and telecom operation globally. By admin on 2026-01-14
Q: We are planning a massive data center upgrade. Do you offer volume discounts if we buy 100+ units of this 40km LC optical module? By D***s on 2025-05-04
A: For sure! We support tiered B2B pricing. Purchasing 100 units drops the unit price significantly, and we can also set up Net Terms to help better manage your enterprise expenditure. By admin on 2025-05-04
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