Trusted by the Highest-Stakes Buyers
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
Featured Deal
Hand-picked by our procurement team for standout value. This unit is offered at our sharpest price on current stock, verified against live market rates.
Name:
2 In stock - Ready to Ship
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
3 Year Extended Warranty
Same-day Shipping
30-Day Money Back Guarantee
Shipping:
Payment:
3 Year Extended Warranty
Same-day Shipping
30-Day Money Back Guarantee
Need Additional Discount on Product?
Request a quote below - Get Exclusive Pricing and Support.
Shipping:
Payment:
DWDM-SFP-3898-120-C
1000BASE-DWDM SFP 1538.98nm 120KM Cisco Compatible
Trusted by the Highest-Stakes Buyers
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
Built Global. Stocked Local.
Regional teams and 25+ distribution partners keep stock near you and accountability in your time zone.
Buyer Protection on Every Order
Pay by PayPal or Revolut with full chargeback rights. Order on PO terms, Net-30 for government.
Verified By Federal Bodies
Every registration we claim is public record — check our federal contractor status yourself before you spend a dollar.

Since 2016, Enterprise-Trusted
Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
DWDM-SFP-3898-120-C is an SFP transceiver engineered for DWDM applications in long-haul optical networks. It supports a 1G data rate, utilizes an LC connector, operates at a wavelength of 1550 nm, and is optimized for long-range transmission (up to 120 km) over single-mode fiber while supporting protocols such as Ethernet and Fibre Channel.
The compact SFP form factor with standardized physical dimensions makes DWDM-SFP-3898-120-C ideal for integration in data centers, enterprise networks, and telecom systems. Built to perform reliably in environments operating from 0 to 70°C (with storage down to -40°C), it is also fully compatible with major networking platforms including Cisco, Juniper, Huawei, and Arista.
DWDM-SFP-3898-120-C price is is available on request. Get immediate quote.
Request bulk order quote for DWDM-SFP-3898-120-C for additional pricing. Browse the full Cisco Compatible Sfp Dwdm series or explore all Orm products.
Mon–Fri: [09:00-16:00]
Avg. response under 30 mins
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP | SFP | SFP |
| Data Rate | 1G | 1G | 1G | 1G | 10G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1550 nm | 1550nm | 1550 nm | 1550 nm | 1550 nm |
| Transmission Distance | Long-Range | Long-Range | Extended-Range | Long-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Max Distance | 120 km | 120 km | 120 km | 120 km | 120 km |
| Supported Protocols | Ethernet, Fibre Channel | Ethernet, Fibre Channel | Ethernet | 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 / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista |
| Product Name | DWDM-SFP-3898-120-C | DWDM-SFP-5817-120-C | DWDM-SFP-5979-120-C | DWDM-SFP-3425-120-C | DWDM-SFP-4931-120-C |
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.
Remarkable 1538.98nm stability for 120KM runs. High precision for our DWDM grid. Performance matches OEM standards perfectly.
Consistent long-range signaling. Cost-effective alternative for our inter-city transport network with no errors reported. Very solid.
Superior wavelength accuracy. Signal clarity is exceptional at the edge of the 120KM range. Reliable 1538.98nm optics.
Robust and reliable. Recognized instantly by Cisco 9300 switches. Steady power across our ultra-long-haul fiber infrastructure.
Top-tier DWDM performance. Impressive 120KM link budget. Dependable choice for dense fiber plants requiring 1538.98nm stability.
Highly satisfied. Straightforward installation and the link has remained perfectly rock-solid for our regional office connections.
The DWDM-SFP-3898-120-C is a Cisco-compatible 1000BASE-DWDM SFP transceiver operating at 1538.98nm for up to 120 km over single-mode fiber.
This module transmits at a precise DWDM wavelength of 1538.98 nm, ensuring minimal channel interference in dense wavelength division multiplexing systems.
It supports links up to 120 km over standard single-mode fiber (SMF) with an optical budget optimized for long-haul DWDM applications.
Yes, it is fully Cisco-compatible and interoperable with Catalyst, Nexus, ASR, and other Cisco routers and switches without requiring firmware upgrades.
The transceiver supports a data rate of 1.25 Gbps (1000BASE-DWDM), ideal for Gigabit Ethernet and 1G Fibre Channel applications.
It features an LC duplex connector, providing a secure and industry-standard interface for single-mode fiber connections.
The module requires ITU-T G.652-compliant single-mode fiber to achieve optimal performance over distances up to 120 km.
Yes, the SFP transceiver is hot-swappable, allowing installation and removal without powering down your network device.
The module operates reliably between 0 °C and 70 °C (32 °F to 158 °F), suitable for standard commercial environments.
Transmit power ranges from –5.0 to +0.5 dBm and receive sensitivity is –24.0 dBm, providing a robust optical link budget for long-haul transmission.
Yes, it includes digital optical monitoring (DOM/DDM) for real-time access to temperature, voltage, transmit power, and receive optical power.
It's ideal for metro and long-haul transport, carrier networks, and enterprise backbones requiring dense wavelength multiplexing.
Simply insert the module into a compatible SFP slot until it clicks, then attach LC fiber cables; your device auto-negotiates link settings.
Review Cisco’s interoperability documentation or consult your vendor’s compatibility matrix to ensure support for the 1538.98 nm DWDM channel.
The DWDM-SFP-3898-120-C has an MTBF of over 2 million hours, reflecting high reliability for mission-critical networks.
Yes, to integrate the 1538.98 nm channel into a DWDM link, you need compatible CWDM/DWDM Mux-Demux modules and potentially an EDFA for amplification.