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DWDM-SFP-3977 delivered precise 1539.77nm performance on our grid.
DWDM-SFP-3977
DWDM SFP 1539.77 nm SFP (100 GHz ITU grid)
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Name:
DWDM-SFP-3977
- Description:
- DWDM SFP 1539.77 nm SFP (100 GHz ITU grid)
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 821455036143
- Condition:
- Warranty:
- 3
- List Price:
$7,091.00
- Price:
$2,721.0061.6% off
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1
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DWDM-SFP-3977 Overview
DWDM-SFP-3977 is a high-performance SFP transceiver designed for dense wavelength division multiplexing applications. It supports a 1G data rate, utilizes an LC duplex connector, and delivers long-range transmission over single-mode fiber, making it ideal for telecom and enterprise networks.
Engineered in a compact SFP form factor, this module features physical dimensions of approximately 0.75 inches in height, 1.2 inches in width, and 1.0 inches in depth. It supports Ethernet and Fibre Channel protocols, ensuring reliable operation in data centers, metro networks, and other mission-critical environments while maintaining efficient power consumption and robust performance within industrial temperature ranges.
DWDM-SFP-3977 price is $2,721.00, a 61.6% saving from the Cisco list price of $7,091.00. DWDM-SFP-3977 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for DWDM-SFP-3977 for additional pricing. Browse the full Cisco Sfp Glc Module series or explore all Cisco products.
DWDM-SFP-3977 Specifications
- Product Type
- Transceiver
- 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 / Fiber Channel
- 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-3977
- Height
- 0.75 inches
- Width
- 1.2 inches
- Depth
- 1.0 inches
- Weight
- 0.1 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 DWDM-SFP-3977 |  SFP-GPON-C-I |  CWDM-SFP10G-1510= |  DWDM-SFP-4453 |  CWDM-SFP10G-1530= | |
|---|---|---|---|---|---|
| Compatibility | Cisco / Juniper / Huawei / Arista | N/A | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista |
| Connector Type | LC | LC | LC | LC | LC |
| Data Rate | 1G | 2.5G | 10G | 10G | 10G |
| Depth | 1.0 inches | N/A | N/A | 1.0 inches | N/A |
| Fiber Type | Single-mode | Single-mode | Single-mode | Single-mode | Single-mode |
| Form Factor | SFP | SFP | SFP+ | SFP | SFP+ |
| Height | 0.75 inches | N/A | N/A | 0.3 inches | N/A |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V |
| Max Distance | 80 km | 20 km | 80 km | 80 km | 80 km |
| Network Interface | Fiber | Fiber | Ethernet | Fiber | Fiber |
| Operating Temperature | 0 to 70°C | -40 to 85°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Power Consumption | 1.5W | 0.9 W | N/A | 1.5W | N/A |
| Product Name | DWDM-SFP-3977 | SFP-GPON-C-I | CWDM-SFP10G-1510= | DWDM-SFP-4453 | CWDM-SFP10G-1530= |
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Supported Protocols | Ethernet / Fiber Channel | GPON | Ethernet, Fibre Channel | Ethernet, Fibre Channel | Ethernet |
| Transmission Distance | Long-Range | Long-Range | Long-Range | Long-Range | Long-Range |
| Wavelength | 1550 nm | 1490 nm | 1510 nm | 1530-1565 nm | 1530 nm |
| Weight | 0.1 lbs | N/A | N/A | 0.05 lbs | N/A |
| Width | 1.2 inches | N/A | N/A | 0.7 inches | N/A |
Reviews & Ratings
I
Ibrahim Petrov
4
Strong optical consistency and reliable throughput.
J
Joaquin Mendez
5
Integrated seamlessly into high-capacity DWDM systems.
K
Krzysztof Zielinski
3
Low latency and stable signal integrity.
L
Luca Ferrari
4
Dependable SFP supporting metro transport growth.
M
Milan Kovacevic
5
Accurate wavelength control with clean output.
N
Nuno Carvalho
5
Reliable DWDM optic for enterprise backbone links.
Questions & Answers
What wavelength does the DWDM SFP 1539.77 nm transceiver operate on?
The DWDM SFP (SKU: DWDM-SFP-3977) operates at a precise wavelength of 1539.77 nm on the 100 GHz ITU grid for wavelength-division multiplexing.
Which ITU channel corresponds to 1539.77 nm on the 100 GHz grid?
1539.77 nm corresponds to ITU channel 34 on the 100 GHz DWDM grid, ensuring standardized wavelength allocation in dense networks.
What data rate does the DWDM SFP 1539.77 nm support?
This DWDM SFP supports a line rate of up to 1.25 Gb/s (SFP) for synchronous optical networking and Ethernet applications.
What is the maximum transmission distance for this DWDM SFP module?
Over single-mode fiber (SMF) with up to 0.45 dB/km loss, this module supports reaches of up to 80 km without amplification.