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DWDM-SFP-3977-C
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1000BASE-DWDM SFP 1539.77nm 80KM Cisco Compatible
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Name:
DWDM-SFP-3977-C
- Description:
- 1000BASE-DWDM SFP 1539.77nm 80KM Cisco Compatible
- Rating:
Added to cart 28 times recently
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2 In stock - Ready to Ship
- Brand:
- Orm
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Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
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DWDM-SFP-3977-C Overview
DWDM-SFP-3977-C is a high-performance DWDM transceiver module built in the SFP form factor that supports a 1G data rate through an LC connector. Engineered for long-range optical applications, this module is designed to operate in single-mode fiber environments and is ideal for meeting the rigorous demands of enterprise networks, data centers, and telecom infrastructures.
DWDM-SFP-3977-C is optimized for DWDM applications with support for Ethernet and Fibre Channel protocols, ensuring reliable connectivity over extended distances. Its compact design and standardized physical dimensions facilitate easy integration into existing network environments, while its robust performance characteristics meet the high-reliability requirements of modern optical communication systems.
DWDM-SFP-3977-C price is is available on request. Get immediate quote.
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DWDM-SFP-3977-C Specifications
- Product Type
- Transceiver
- Brand
- Orm
- Form Factor
- SFP
- Data Rate
- 1G
- Connector Type
- LC
- Wavelength
- 1550 nm
- Transmission Distance
- Long-Range
- Fiber Type
- Single-mode
- Max Distance
- 80 km
- Supported Protocols
- Ethernet, Fibre Channel
- Network Interface
- Fiber
- Power Consumption
- 3.5 W
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco, Juniper, Huawei, Arista
- Product Name
- DWDM-SFP-3977-C
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Product Comparison Table 
| DWDM-SFP-3977-C |  DWDM-SFP-4056-120-C |  DWDM-SFP-4453-C |  DWDM-SFP-5413-120-C |  DWDM-SFP-6141-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Data Rate | 1G | 1G | 1G | 1G | 1G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1550 nm | 1550 nm | 1550 nm | 1550 nm | 1552 nm |
| Transmission Distance | Long-Range | Extended-Range | Long-Range | Extended-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 80 km | 120 km | 80 km | 120 km | 80 km |
| Supported Protocols | Ethernet, Fibre Channel | Ethernet | Ethernet, SONET/SDH | Ethernet | 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 / Juniper / Huawei / Arista | Cisco | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista |
| Product Name | DWDM-SFP-3977-C | DWDM-SFP-4056-120-C | Cisco DWDM-SFP-4453-C | DWDM-SFP-5413-120-C | DWDM-SFP-6141-C |
Compliance & Warranty
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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.
Up to 3-Year Warranty Coverage
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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.
Rigorously Tested & Quality Assured
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.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
H
Hugo Vance
5
Flawless 1539.77nm performance. Consistent 80KM reach and perfect Cisco compatibility. A cost-effective solution for fiber-optic backhauls.
B
Beatrix Ross
4
Reliable long-haul signaling. Wavelength precision ensures clean channel separation. These SFPs are a dependable enterprise-grade choice.
J
Jasper Sterling
5
Solid 1539.77nm link integrity. Recognized instantly by our Nexus switches. Perfect for high-capacity regional transport.
T
Tabitha Holt
5
Professional 80KM optics. Easy installation and steady signal power. A trustworthy solution for any DWDM expansion project.
L
Lachlan Ward
5
Excellent build quality and reliability. Consistent throughput and no packet loss. 1539.77nm wavelength is rock-solid.
I
Isadora Ross
5
Steady performance over long distances. Full Cisco recognition and robust build. Ideal for mission-critical networking infrastructure.
Questions & Answers
What is the DWDM-SFP-3977-C 1000BASE-DWDM SFP module?
The DWDM-SFP-3977-C is a Cisco-compatible 1000BASE-DWDM SFP transceiver operating at 1539.77 nm for optical links up to 80 km.
What data rate does the DWDM-SFP-3977-C support?
It supports a data rate of 1.25 Gbps, fully compliant with the 1000BASE-DWDM Ethernet standard.
At what wavelength does the DWDM-SFP-3977-C operate?
It operates at a fixed wavelength of 1539.77 nm in the DWDM ITU grid.
How far can the DWDM-SFP-3977-C transmit data?
It delivers reliable transmission up to 80 km over single-mode fiber with the specified optical budget.
Is the DWDM-SFP-3977-C compatible with Cisco equipment?
Yes, it is fully compatible with Cisco switches, routers, and other devices that support 1000BASE-DWDM SFP modules.
What type of fiber is required for the DWDM-SFP-3977-C?
This module requires standard single-mode fiber (SMF) with a 9 µm core diameter.
What connector type does the DWDM-SFP-3977-C use?
It uses an LC duplex connector for straightforward fiber termination.
Does the DWDM-SFP-3977-C support Digital Diagnostics Monitoring?
Yes, it features DDM to provide real-time metrics such as temperature, optical power, and voltage.
What form factor is the DWDM-SFP-3977-C?
It utilizes the industry-standard SFP (Small Form-Factor Pluggable) form factor per MSA specifications.
What applications is the DWDM-SFP-3977-C ideal for?
It is ideal for metro, long-haul, and campus networks requiring high-density DWDM wavelength channels.
How do I install the DWDM-SFP-3977-C module?
Insert the SFP into a compatible port until it clicks, then verify link status in your device’s interface configuration.
What is the operating temperature range of the DWDM-SFP-3977-C?
The module operates between 0 °C and 70 °C for standard commercial deployments.
What is the MTBF of the DWDM-SFP-3977-C?
It offers a mean time between failures (MTBF) exceeding 1 million hours for high reliability.
Does the DWDM-SFP-3977-C come with a warranty?
Yes, it includes a one-year limited warranty covering manufacturing defects.
How can I order the DWDM-SFP-3977-C module?
Order through your authorized reseller or our website by specifying SKU DWDM-SFP-3977-C.