The Generic QSFP-LR4-40G-I Compatible LINK-PP industrial transceiver delivers outstanding 40GBASE-LR4 Ethernet connectivity. Engineered specifically for harsh environments, this robust 40G QSFP+ optical module operates flawlessly between extreme temperatures of minus forty and eighty-five degrees Celsius. With advanced DFB lasers, it enables reliable single-mode fiber networking up to 10km, meeting demanding enterprise communication requirements.
Key Features of Generic QSFP-LR4-40G-I Compatible LINK-PP 40G QSFP+
This rugged networking component provides highly exceptional bandwidth expansion for industrial ethernet deployments. Featuring uncooled DFB laser and high-sensitivity PIN photodiode, the quad small form-factor pluggable plus transceiver consistently ensures minimal signal degradation, lower power consumption, and uninterrupted long-haul data transmission capabilities.
Functioning as a high-performance 40 Gigabit optical transceiver, this device supports remarkable 41.25 Gbps aggregate data rates. It seamlessly upgrades data center interconnects and core routing infrastructures with superior industrial-grade networking reliability and steadfast operational stability.
QSFP-LR4-40G-I: 40G Connectivity for Railway Systems
Perfectly designed for intelligent transportation, this hardened optical module guarantees continuous 40G broadband connectivity across vibration-heavy railway systems. Its wide temperature tolerance secures critical trackside communication, empowering automated train control and remote rail monitoring networks effectively.
QSFP-LR4-40G-I Module with CWDM4 Technology for Fiber Efficiency
Integrating advanced coarse wavelength division multiplexing technology, this CWDM4 transceiver transmits four distinct optical signals over one fiber pair. This innovative multiplexing significantly maximizes existing dark fiber infrastructure, optimizing network bandwidth while dramatically reducing cabling costs.
QSFP-LR4-40G-I Module with 1271nm, 1291nm, 1311nm, 1331nm Wavelength
Operating across the standardized CWDM grid, the module utilizes precise 1271nm, 1291nm, 1311nm, and 1331nm wavelengths. These strictly calibrated optical lanes ensure minimal crosstalk and exceptional signal integrity for high-speed telecommunication across diverse wide area networks.
Engineered for long-reach applications, this robust long-haul transceiver seamlessly supports distances reaching up to 10km. It perfectly utilizes OS2 single-mode optical fiber, bridging distant campus networks and remote industrial sites without requiring additional signal amplification.
QSFP-LR4-40G-I Module with Duplex LC Interface
Featuring a standard dual LC receptacle, the module ensures effortless integration with conventional patch cords. This duplex LC interface provides secure, low-insertion-loss optical connections, facilitating rapid deployment and straightforward maintenance within dense fiber optic distribution frames.
QSFP-LR4-40G-I Module with DOM for Real-Time Monitoring
Equipped with comprehensive digital optical monitoring capabilities, network administrators can easily access real-time diagnostic data. This DOM functionality accurately tracks operational temperature, laser bias current, voltage, and optical power, preventing unexpected downtime through proactive system maintenance.
Every single datacom transceiver undergoes an exhaustive quality assurance program. Our systematic laboratory evaluations guarantee flawless optical performance, ensuring unmatched hardware resilience before any market distribution.
QSFP-LR4-40G-I Quality Certifications
This premium communication module holds prestigious CE, FCC, UKCA, UL, and REACH certifications. Furthermore, full RoHS compliance verifies its environmentally responsible construction and superior electrical safety.
This product is in conformity with ISO9001. This system is valid to a company engaging in development, production and supply service of fiber optical products. Please contact us to learn more.
ISO/IEC 27001 is an international standard for managing and processing information security. This standard is jointly developed by the International Organization for Standardization (ISO) and the International Electrotechnical Commission (IEC). It sets out requirements for establishing, implementing, maintaining, and continually improving an information security management system (ISMS). Ensuring the confidentiality, integrity, and availability of organizational information assets, obtaining an ISO 27001 certificate means that the enterprise has passed the audit conducted by a certification body, proving that its information security management system has met the requirements of the international standard. Please contact us to learn more.
This product is in conformity with ISO14001.It is intended for use by an organization seeking to manage its environmental responsibilities in a systematic manner that contributes to the environmental pillar of sustainability. Please contact us to learn more.
ISO 45001 is a global standard that sets out the requirements for an occupational health and safety management system (OH&SMS).
REACH is a European Union regulation concerning the Registration, Evaluation, Authorization and Restriction of Chemicals. It came into force on 1st June 2007 and replaced a number of European Directives and Regulations with a single system. The regulation aims to protect human health and environmental safety, maintain and improve the competitiveness of the EU chemical industry, and develop innovative capabilities for non-toxic and harmless compounds to prevent market fragmentation, increase the transparency of the use of chemicals, promote non-animal experiments, and pursue sustainable social development.Please contact us to learn more.
This product meets the applicable requirements of Directive (EU) 2015/863 of RoHS. It restricts the use of 10 hazardous materials in the manufacture of various types of electronic and electrical equipment: lead, mercury, cadmium, hexavalent chromium, polybrominated biphenyls, polybrominated diphenyl ethers, and four different phthalates. Please contact us to learn more.
This product fully accords with the FCC, which aims to manage the radio wave and magnetic fields more reasonably. Please contact us to learn more.
CB is an international system operated by IECEE. This product is based on IEC standards for testing the safety performance of electrical products. Please contact us to learn more.
This product fully accords with UKCA (UK Conformity Assessed) certificate, which signifies that it meets all relevant quality standards as well as health and safety requirements. Please contact us to learn more.
UL certification is a non-mandatory certification in the United States,mainly testing and certification of product safety performance.Its ultimate purpose is to obtain products with a fairly safe level for the market,and to contribute to ensuring human health and property safety.Please contact us to learn more.
QSFP-LR4-40G-I Certified for Reliable Host-Device Compatibility
Thoroughly verified for extensive multi-vendor interoperability, the device offers plug-and-play functionality. It achieves flawless compatibility across major enterprise routers and ethernet switches without triggering frustrating vendor lock-in errors.
Through uncompromising laboratory assessments, we validate every critical metric. These comprehensive inspection protocols guarantee the ultimate reliability of our fiber optic communication equipment.
Optical Spectrum Test
Highly precise spectrum analyzers rigorously confirm accurate center wavelengths and optimal signal stability.
Eye Pattern Test
Advanced oscilloscopes inspect transmitter eye diagrams to guarantee excellent jitter performance and clarity.
Bit Error Rate Test
Continuous data traffic simulations ensure absolute transmission accuracy and zero packet loss incidents.
Temperature Test
Environmental chambers validate continuous module functionality across extreme freezing and scorching industrial conditions.
Product Shipping for Generic QSFP-LR4-40G-I Compatible LINK-PP 40G QSFP+
We implement professional supply chain management processes to ensure your high-speed networking components arrive safely, securely, and completely ready for immediate infrastructure deployment.
Experience seamless network integration by simply inserting this hot-swappable module into any compatible core switch. Its straightforward installation instantly establishes a resilient forty-gigabit optical link, immediately elevating industrial communication infrastructures with minimal physical setup or technical configuration.
QSFP-LR4-40G-I Technical Support
LINK-PP provides professional technical support, including pre-sales consultation, compatibility verification, and post-deployment troubleshooting to ensure smooth network operation.
Pre-Sales Technical Consultation
Professional technical guidance to help customers select the most suitable QSFP-LR4-40G-I modules based on network architecture and application requirements.
Compatibility Verification Support
Compatibility checks and validation to ensure seamless operation with Cisco switches and other supported networking platforms.
Deployment & Installation Assistance
Step-by-step support for installation, configuration, and initial deployment to ensure stable and correct operation.
Long-Term Technical Assurance
Ongoing technical support throughout the product lifecycle to ensure reliable performance in enterprise and carrier-grade networks.
A:
Yes! Unlike standard indoor modules, the LQ-CW40-LR4I is a hardened, true industrial-grade transceiver. It is purpose-built for extreme operating temperatures ranging from -40°C all the way up to +85°C, making it perfect for harsh setups like trackside railway systems, cell tower enclosures, and heavy manufacturing plants. By
admin on
2026-05-01
A:
Supply chain stability is one of our strong suits. The LQ-CW40-LR4I is fully stocked with a handling time of just 2 business day. Standard transit times to North America and European facilities are typically between 2 to 5 days. By
admin on
2026-04-01
A:
Definitely. It strictly complies with industry standards including 40G Ethernet, OTN OTU3, Fiber Channel, and SATA/SAS3. It also operates right on the standardized CWDM grid (1271nm, 1291nm, 1311nm, 1331nm) ensuring total compliance with your existing optical infrastructure. By
admin on
2026-03-19
A:
Absolutely! The LQ-CW40-LR4I is fully MSA compliant and rigorously tested for cross-platform interoperability. It operates flawlessly as a plug-and-play component across Cisco, Arista, Juniper, Dell, and other major OEM core routers, making multi-vendor network integration painless. By
admin on
2025-11-24
A:
Yes, we provide tiered volume pricing for enterprise rollouts. For orders of 100 units, the price will be very nice. Please reach out to our B2B procurement team or use our live chat to arrange your bulk discount and net terms. By
admin on
2025-10-01
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494672
387783
R***z
Mexico
Verified
Purchase
5 .0
2025-10-01
Batch deployed these industrial 40G QSFP+ LR4 transceivers for our base station backhaul. Flawless 10km SMF links. The DDM output is highly accurate across extreme outdoor cabinet temps (-40°C). Highly recommended for telecom!
Please write comments with more than three
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494672
387776
D***n
Dominican Republic
Verified
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5 .0
2024-12-29
We did a multi-switch compatibility test across Cisco and Arista core routers. This 40Gbps CWDM4 module synced instantly. The Duplex LC interface makes patching easy. Excellent total cost of ownership for campus fiber.
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494672
387781
L***t
Viet Nam
Verified
Purchase
5 .0
2024-10-30
Upgraded our manufacturing plant's networking using these -40°C to +85°C industrial optical modules. Rock solid 40GBASE-LR4 performance even in unconditioned outdoor cabinets. Real-time DOM monitoring is a lifesaver for our IT team.
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character.
494672
387790
S***i
Nepal
Verified
Purchase
5 .0
2024-10-08
Placed the order easily, very quick shipping. What's more, the price is much lower than the original, and the products are of the same or better quality. I'm a repeat buyer.
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