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:
Added to cart 28 times recently
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-SFP10G-4373-ER-C
10GBase-DWDM 1543.73nm SFP+ 40KM 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-SFP10G-4373-ER-C is a 10G DWDM SFP+ transceiver designed for high-performance optical networking. It features LC connectors and supports a 10G data rate, ensuring reliable Ethernet communications over extended distances using single-mode fiber technology.
DWDM-SFP10G-4373-ER-C is ideally suited for applications in data centers, enterprise networks, and telecom environments. Its compact SFP+ form factor, extended-range transmission capability, and industry-standard physical dimensions make it an excellent choice for building scalable, high-speed optical networks.
DWDM-SFP10G-4373-ER-C price is is available on request. Get immediate quote.
Request bulk order quote for DWDM-SFP10G-4373-ER-C for additional pricing. Browse the full Cisco Compatible Sfp+ series or explore all Orm products.
Mon–Fri: [09:00-16:00]
Avg. response under 30 mins
| DWDM-SFP10G-4373-ER-C |  DWDM-SFP10G-4214-ER-C |  SFP-10G-SR-S-C |  DWDM-SFP10G-4294-ER-C |  SFP-10G-LR-X-C | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP+ | SFP | SFP+ | SFP | SFP |
| Data Rate | 10G | 10G | 10G | 10G | 10G |
| Connector Type | LC | LC | LC | LC | LC |
| Wavelength | 1550 nm | 1550 ±3 nm | 850 nm | 1549.1 nm | 1310nm |
| Transmission Distance | Extended-Range | Extended-Range | Short-Range | Extended-Range | Long-Range |
| Fiber Type | Single-mode | Single-mode | Multi-mode | Single-mode | Single-mode |
| Max Distance | 80 km | 80 km | 300 meters | 80 km | 10 km |
| Supported Protocols | Ethernet | Ethernet | Ethernet | Ethernet | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Fiber | Fiber |
| Power Consumption | 3.5W | 1.5 W | 1.5W | 3.5W | 1.5W |
| 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-SFP10G-4373-ER-C | DWDM-SFP10G-4214-ER-C | SFP-10G-SR-S-C | DWDM-SFP10G-4294-ER-C | SFP-10G-LR-X-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.
Reviewed on the 6 November 2025
Flawless 1543.73nm performance across 40KM. Wavelength precision is outstanding, making it a perfect fit for DWDM.
Reviewed on the 19 June 2021
Reliable ultra-long-haul signaling at 1543.73nm. Excellent throughput and a strong link budget for regional backbones.
Reviewed on the 30 December 2024
Consistent 40KM reach with zero signal degradation. Recognized instantly by our core switches. Channel remains clean.
Reviewed on the 25 May 2018
Professional 1543.73nm transceivers. Easy deployment and great power levels. Trustworthy solution for expanding regional capacity.
Reviewed on the 25 February 2019
Superior build quality and performance. These transceivers deliver steady signal integrity for our regional transport network.
Reviewed on the 12 March 2021
Precise 1543.73nm alignment for 40KM. Robust performance and zero configuration issues. High performance-to-cost ratio.
Reviewed on the 8 July 2019
Consistent signaling and great 40KM reach. Wavelength accuracy ensures high-quality data transport. Very satisfied with results.
The DWDM-SFP10G-4373-ER-C is a 10GBase-DWDM SFP+ optical transceiver operating at 1543.73 nm with up to 40 km reach and Cisco compatibility.
Yes, it is fully compatible with Cisco 10GBase-DWDM SFP+ ports and passes Cisco vendor checks natively.
It supports up to 40 kilometers over single-mode fiber at 1543.73 nm.
The transceiver operates precisely at the 1543.73 nm DWDM channel.
It supports a 10.3125 Gbps data rate, compliant with 10G Ethernet standards.
It requires single-mode fiber with a duplex LC connector.
Yes, it features SFF-8472 compliant DDM for real-time monitoring of temperature, voltage, and optical power.
Operating: 0 °C to 70 °C; Storage: –40 °C to 85 °C.
Yes, it supports hot-pluggable installation and removal without powering down the device.
The module consumes a maximum of 1.5 Watts.
It is ideal for metro DWDM networks, long-haul links, data center interconnects, and high-density optical deployments.
Insert the module into an empty SFP+ slot until it clicks, then verify firmware support for DWDM modules.
The MTBF exceeds 1,000,000 hours under standard operating conditions.
Yes, it includes a three-year warranty against manufacturing defects.
Each module ships in antistatic packaging with dust caps and a pull-tab for easy handling.
Check your device’s SFP+ compatibility list or request a vendor-provided compatibility matrix.
With Tx power of 0 to +4 dBm and receiver sensitivity down to –24 dBm, it delivers an optical budget of approximately 28 dB.
United States
