Description
The Cisco QSFP-100G-CWDM4-S is a 100 Gigabit Ethernet QSFP28 optical transceiver designed to provide high-speed connectivity over single-mode fiber for enterprise, data center, and service provider networks. This Cisco QSFP-100G-CWDM4-S module supports 100GBASE-CWDM4 transmission at distances up to 2 kilometers using duplex LC connectors and CWDM technology. Its hot-swappable design enables simple installation while delivering reliable, high-bandwidth optical communication for modern networking infrastructures.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Cisco |
| Category |
Networking |
| Part Number |
QSFP-100G-CWDM4-S |
| Subcategory |
QSFP28 Optical Transceiver |
| Form Factor |
QSFP28 |
| Ethernet Standard |
100GBASE-CWDM4 |
| Data Transfer Rate |
100 Gbps |
| Fiber Type |
Single-Mode Fiber (SMF), G.652 |
| Maximum Distance |
2 km |
| Connector Type |
Duplex LC |
| Operating Wavelengths |
1271, 1291, 1311, 1331 nm |
| Hot Swappable |
Yes |
| Maximum Power Consumption |
3.5 W |
| Compliance |
IEEE 802.3bm, QSFP28 MSA, RoHS |
| Operating Temperature |
0°C to 70°C (32°F to 158°F) |
| Dimensions |
13.5 × 18.4 × 72.4 mm |
| Weight |
0.22 lbs |
Information About QSFP-100G-CWDM4-S
The QSFP-100G-CWDM4-S is a QSFP28 optical transceiver from Cisco's 100GBASE QSFP portfolio, developed for high-density 100 Gigabit Ethernet deployments. It uses Coarse Wavelength Division Multiplexing (CWDM) technology to transmit four optical wavelengths over a pair of G.652 single-mode fibers through duplex LC connectors, supporting link distances of up to 2 kilometers. The module complies with IEEE 802.3bm, QSFP28 MSA, and related industry standards while offering hot-swappable installation and low power consumption. Designed for Cisco switches, routers, enterprise core networks, data centers, high-performance computing environments, and service provider infrastructures, it provides dependable high-speed optical connectivity with broad platform compatibility.
Key Features:
- 100 Gigabit Ethernet Performance: Supports high-speed optical transmission at up to 100 Gbps.
- QSFP28 Form Factor: Compact hot-swappable module designed for high-density networking applications.
- CWDM4 Technology: Uses four CWDM wavelengths to transmit 100 Gigabit Ethernet over duplex fiber.
- 2 km Transmission Distance: Supports optical links up to 2 kilometers over G.652 single-mode fiber.
- Duplex LC Interface: Utilizes standard LC duplex optical connectors for fiber connectivity.
- IEEE Standards Compliance: Meets IEEE 802.3bm and QSFP28 MSA specifications for interoperability.
- Low Power Consumption: Operates with a typical maximum power consumption of approximately 3.5 watts.
- Cisco Platform Compatibility: Qualified for numerous Cisco Catalyst, Nexus, and service provider networking platforms.
The QSFP-100G-CWDM4-S delivers the reliability and precision required for high-speed optical networking, enterprise backbone connectivity, and data center interconnection.
