United States
Trusted by the Highest-Stakes Buyers
Federal agencies and Fortune 500 operations source through ORM Systems.
US Government & Defense
Enterprise Clients
DWDM-SFP-3819
Original Stock
Ready to Ship
DWDM SFP 1538.19 nm SFP (100 GHz ITU grid)
FEATURED DEAL
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:
DWDM-SFP-3819
- Description:
- DWDM SFP 1538.19 nm SFP (100 GHz ITU grid)
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 0882658136597
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
- Warranty:
- 3
- List Price:
$7,091.00
- Price:
$2,721.0061.6% off
Quantity:
1
100% Genuine Guaranteed
Global Delivery
Business Terms / PO Accepted
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:
Built Global. Stocked Local.
Regional teams and 25+ distribution partners keep stock near you and accountability in your time zone.
4Global Offices
25+Distribution Points
100+Countries Served
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.
- RegisteredCAGE CODE: 97UU8
- VerifiedD-U-N-S® #: 118879150
- ListedUEI: VFVEQ7Q9LH31
Since 2016, Enterprise-Trusted
Ten years serving buyers who audit their vendors. From federal agencies to 20,000+ enterprise clients worldwide.
10+Years Operating
20,000+Clients Served
150K+SKUs Available
DWDM-SFP-3819 Overview
DWDM-SFP-3819 is a SFP transceiver engineered to support a 1G data rate over single-mode fiber, featuring an LC connector and DWDM capability designed for long-range transmissions. This module adheres to industry-standard SFP form factors and physical dimensions, making it ideal for deployment in data centers, enterprise networks, and telecom applications.
DWDM-SFP-3819 offers a compact design with precise dimensions for high-density installations and boasts compatibility with Ethernet protocols. It is tailored for environments that demand long-haul performance and reliable connectivity, ensuring seamless integration with leading network infrastructure vendors.
DWDM-SFP-3819 price is $2,721.00, a 61.6% saving from the Cisco list price of $7,091.00. DWDM-SFP-3819 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for DWDM-SFP-3819 for additional pricing. Browse the full Cisco Sfp Glc Module series or explore all Cisco products.
DWDM-SFP-3819 Specifications
- Product Type
- Transceiver
- Brand
- Cisco
- 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
- Network Interface
- Fiber
- Power Consumption
- 1.5W
- 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-3819
- Height
- 0.33 inches
- Width
- 0.53 inches
- Depth
- 2.22 inches
- Weight
- 0.1 lbs
Speak To a Hardware Specialist in Your Region
Mon–Fri: [09:00-16:00]
Avg. response under 30 mins
Product Comparison Table 
| DWDM-SFP-3819 |  DWDM-SFP-4056 |  CWDM-SFP-1610 |  GLC-TE++ | |
|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | SFP | SFP | SFP | SFP |
| Data Rate | 1G | 1G | 1G | 1G |
| Connector Type | LC | LC | LC | RJ45 |
| Transmission Distance | Long-Range | Long-Range | Long-Range | Short-Range |
| Max Distance | 80 km | 80 km | 80 km | 100 meters |
| Supported Protocols | Ethernet | Ethernet | Ethernet, Fiber Channel | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Ethernet |
| Power Consumption | 1.5W | 2.5W | 1.2W | 1.5W |
| Operating Temperature | 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 |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V |
| Compatibility | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco |
| Product Name | DWDM-SFP-3819 | DWDM-SFP-4056 | CWDM-SFP-1610 | GLC-TE++ |
| Height | 0.33 inches | 0.25 inches | 0.53 inches | 0.25 inches |
| Width | 0.53 inches | 0.56 inches | 2.22 inches | 0.55 inches |
| Depth | 2.22 inches | 0.62 inches | 0.29 inches | 1.3 inches |
| Weight | 0.1 lbs | 0.1 lbs | 0.1 lbs | 0.13 lbs |
Compliance & Warranty
100% Genuine Product Guarantee
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
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.
Hassle-Free RMA & Returns
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
T
Tobias Henriksen
4
DWDM-SFP-3819 delivered stable 1538.19nm channel performance.
U
Ugo Marchetti
4
Strong wavelength precision on the ITU grid.
V
Viktor Sokolov
4
Reliable throughput across long metro spans.
W
Willem Jacobs
5
Integrated smoothly with consistent signal integrity.
X
Xavier Bouchard
5
Low error rates under peak production traffic.
Y
Yuri Tanaka
5
Dependable DWDM SFP for high-capacity deployments.
Z
Zoran Markovic
4
Clean optical levels and predictable performance.
Questions & Answers
What is the DWDM-SFP-3819 module?
The DWDM-SFP-3819 is a 100 GHz DWDM SFP transceiver operating at 1538.19 nm, optimized for ultra-dense wavelength division multiplexing in single-mode fiber networks.
Which data rates does the DWDM-SFP-3819 support?
It supports 1.25 Gbps and 2.5 Gbps transmission rates, making it compatible with Gigabit Ethernet and Fibre Channel applications.
What maximum transmission distance can I achieve?
The module reliably transmits up to 80 km over standard single-mode fiber (9/125 µm) under nominal attenuation conditions.
Which fiber type is required for this DWDM SFP?
It requires single-mode fiber (9/125 µm) to maintain optimal signal integrity at the 1538.19 nm wavelength.
What connector interface does it use?
The DWDM-SFP-3819 features a duplex LC connector for secure, low-loss optical connections in DWDM systems.
What is the transmitter optical power range?
It delivers a typical transmit power between –1.0 dBm and +4.0 dBm, ensuring reliable long-haul performance.
What receiver sensitivity does the module offer?
It provides a receiver sensitivity of ≤ –24 dBm, guaranteeing high-efficiency optical signal detection.
Is the DWDM-SFP-3819 hot-swappable?
Yes, the module is fully hot-swappable, allowing live insertion and removal without powering down network equipment.
Does it support digital diagnostics (DOM)?
Yes, it includes Digital Optical Monitoring (DOM) for real-time monitoring of optical power, temperature, voltage, and bias current.
What is the operating temperature range?
It operates reliably from –5 °C to +70 °C, accommodating a wide range of environmental conditions.
What link power budget does the DWDM-SFP-3819 provide?
The module offers up to 15 dB of link power budget, ensuring sufficient margin for long-haul deployments.
Is it compatible with major vendor equipment?
Yes, it interoperates with Cisco, Juniper, Huawei and other major OEM platforms that support DWDM SFP modules.
Which protocols are supported by this SFP transceiver?
It supports SONET/SDH, Gigabit Ethernet, and Fibre Channel protocols for versatile network integration.
Can I adjust the wavelength of this module?
No configuration is required; it is factory-set to 1538.19 nm for true plug-and-play deployment.
What ITU channel corresponds to 1538.19 nm?
1538.19 nm corresponds to ITU channel 59 on the 100 GHz DWDM grid, enabling standardized wavelength allocation.
Which standards does the DWDM-SFP-3819 comply with?
It complies with ITU-T G.694.1, SFF-8472, SFF-8431, SFF-8432 and RoHS-6 standards for DWDM transceivers.
How do I install the DWDM-SFP-3819 module?
Simply insert it into a compatible SFP slot until it clicks, then verify link status via your switch or router management interface.