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OSG040N03
Optical Transceiver,eSFP,1310nm,1.25Gb/s,3dBm,-4.5dBm,-22.5d...
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Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
OSG040N03 is a QSFP+ transceiver designed for high-speed 40G data transmission, featuring LC connectors and engineered for short-range performance over multi-mode fiber. It supports Ethernet and Fibre Channel protocols, and its compact form factor and precise physical dimensions make it ideal for data center and enterprise networking applications.
OSG040N03 is optimized for demanding environments, offering reliable connectivity and low power consumption. With robust compatibility with major networking platforms such as Cisco, Juniper, Huawei, and Arista, it is a proven solution for telecom, data center, and other high-performance network deployments.
OSG040N03 price is $1,081.00, a 74.1% saving from the Huawei list price of $4,171.00. OSG040N03 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for OSG040N03 for additional pricing. Browse the full Huawei Transceivers series or explore all Huawei products.
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| OSG040N03 |  SFP-10G-ZCW1491 |  DWDM-SFPGE-1550-12 |  OSX040N09 | OSU015N00 | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | QSFP+ | SFP | SFP | QSFP+ | SFP+ |
| Data Rate | 40G | 10G | 1G | 40G | 10G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 850 nm | 1310nm | 1550 nm | 1310nm | 850 nm |
| Transmission Distance | Short-Range | Long-Range | Long-Range | Long-Range | Short-Range |
| Fiber Type | Multi-mode | Single-mode | Single-mode | Single-mode | Multi-mode |
| Max Distance | 100 meters | 10 km | 80 km | 10 km | 300 m |
| Supported Protocols | Ethernet, Fibre Channel | Ethernet | Ethernet | Ethernet, Fiber Channel | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco, Juniper, Huawei, Arista | Cisco | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista |
| Product Name | OSG040N03 40G QSFP+ Transceiver | SFP-10G-ZCW1491 | DWDM-SFPGE-1550-12 | OSX040N09 40G QSFP+ Long-Range Transceiver | OSU015N00 10GBASE-SR SFP+ Optical Transceiver |
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Stable GE transceiver for extended reach links.
Consistent optical output.
Reliable access network performance.
Easy deployment.
No errors during testing.
Dependable single mode eSFP.
The OSG040N03 is an eSFP optical transceiver module designed for 1.25 Gb/s data transmission over single-mode fiber with a reach of up to 40 km.
The module supports a data rate of 1.25 Gb/s, ideal for Gigabit Ethernet, Fiber Channel and SONET/SDH applications.
This transceiver operates at a nominal wavelength of 1310 nm to optimize long-haul single-mode fiber performance.
The OSG040N03 delivers reliable optical links up to 40 km over standard single-mode fiber (SMF).
The module features an LC duplex connector for secure, low-loss fiber connections.
Transmit optical power is +3 dBm typical, receiver sensitivity is –22.5 dBm maximum, and receiver overload is –4.5 dBm minimum.
It operates reliably from –40 °C to +85 °C, meeting extended industrial temperature requirements.
Yes, the eSFP form factor supports hot-swap, allowing insertion or removal without powering down the host device.
It complies with SFP MSA, IEEE 802.3z, and SFF-8472 digital diagnostics monitoring (DDM) standards.
Yes, the transceiver is verified for interoperability with leading OEM devices including Cisco, Juniper, HP, Dell, and more.
Simply insert the module into an empty SFP port, ensuring the LC connector is clean, then secure the dust caps.
Check DDM diagnostics for signal levels, verify fiber polarity and cleanliness, and confirm compatibility with the host port.
It is ideal for Gigabit Ethernet, Fiber Channel, SONET/SDH, Metro, and Access network deployments requiring 40 km reach.
Use lint-free wipes and isopropyl alcohol or an approved fiber-optic cleaning tool before each mating cycle.
The OSG040N03 includes a one-year limited warranty and lifetime technical support via phone and online resources.
Each module is individually packaged in an antistatic bag with a protective dust cap, shipped in a robust box.
Yes, it supports SFF-8472 DDM, providing real-time monitoring of optical power, temperature, and voltage.
United States
