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Delivered dependable 100G SR4 performance over OM4 MMF.
QSFP-100G-SR4-S=
100GBASE SR4 QSFP TRANSCEIVER MPO 100M OVER OM4 MMF
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QSFP-100G-SR4-S=
100GBASE SR4 QSFP TRANSCEIVER MPO 100M OVER OM4 MMF
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The QSFP-100G-SR4-S= is a high-performance Cisco QSFP28 transceiver designed to deliver reliable 100-Gigabit Ethernet connectivity over short-range multimode fiber. This Cisco QSFP-100G-SR4-S= module supports 100GBASE-SR4 applications, enabling seamless deployment across enterprise switching, high-density data center networks, and cloud aggregation environments. With strong optical performance, it supports transmission distances up to 70 meters on OM3 fiber and up to 100 meters on OM4 fiber, making it ideal for short-range, high-bandwidth 100G uplinks and spine–leaf architectures.
Built for consistent signal integrity and broad compatibility across Cisco platforms, the QSFP 100G SR4 S module delivers low-latency performance, high throughput, and simple plug-and-play installation. Its hot-swappable design enables rapid deployment or replacement without service disruption, offering a cost-efficient solution for organizations expanding their 100-Gigabit multimode fiber infrastructure.
Short-Range 100G Fiber Connectivity
Supports up to 70m on OM3 and 100m on OM4 multimode fiber.
100GBASE-SR4 Performance
Optimized for high-bandwidth short-distance 100G Ethernet links in enterprise and data center environments.
Hot-Swappable Design
Allows installation or replacement without impacting active network operations.
Low-Latency Optical Transmission
Delivers stable, high-throughput signal performance for demanding workloads.
Multimode Fiber Support
Ensures flexible deployment across a wide range of multimode cabling infrastructures.
The QSFP-100G-SR4-S= module is compatible with major Cisco platforms, including:
This wide compatibility ensures seamless integration across enterprise, cloud, and high-density data center environments.
QSFP-100G-SR4-S= price is $426.00, a 81.9% saving from the Cisco list price of $2,354.00. QSFP-100G-SR4-S= is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for QSFP-100G-SR4-S= for additional pricing. Browse the full Cisco 100G Optical Modules series or explore all Cisco products.
To get the detailed certification, please go to the Compliance Center.
 QSFP-100G-SR4-S= |  CPAK-100G-SR4= |  QSFP-100G-CWDM4-S= |  CVR-CFP2-CPAK10= |  CXP-100G-SR10= | |
|---|---|---|---|---|---|
| Compatibility | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista |
| Connector Type | MPO | MPO | LC | LC | LC |
| Data Rate | 100G | 100G | 100G | 100G | 100G |
| Depth | N/A | N/A | 3.00 inches | 4.4 inches | N/A |
| Fiber Type | Multi-mode | Multi-mode | Single-mode | Single-mode | Multi-mode |
| Form Factor | QSFP28 | QSFP28 | QSFP | CFP2 | CXP |
| Height | N/A | N/A | 0.35 inches | 0.75 inches | N/A |
| Input Voltage | 3.3V | N/A | 3.3V | 3.3V | 3.3V |
| Max Distance | 100 meters | 100 m | 2km | 80 km | 100 meters |
| 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 |
| Power Consumption | N/A | N/A | 6.0W | 12 W | N/A |
| Product Name | QSFP-100G-SR4-S= | CPAK-100G-SR4= | QSFP-100G-CWDM4-S= | CVR-CFP2-CPAK10= | CXP-100G-SR10= |
| 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 | Ethernet | Ethernet | Ethernet, Fibre Channel | Ethernet |
| Transmission Distance | Short-Range | Short-Range | Short-Range | Long-Range | Short-Range |
| Wavelength | 850nm | 850 nm | CWDM4 (1270nm-1330nm) | 1550 nm | 850 nm |
| Weight | N/A | N/A | 0.07 lbs | 0.5 lbs | N/A |
| Width | N/A | N/A | 3.46 inches | 0.87 inches | N/A |
Delivered dependable 100G SR4 performance over OM4 MMF.
Stable MPO connectivity with consistent 100G speeds.
Excellent compatibility and predictable latency.
Reliable short-range 100G module for data centers.
Maintained clean signal levels during stress tests.
Strong throughput and stable integration.
High performance SR4 optics for dense environments.
The QSFP-100G-SR4-S= is a 100GBASE-SR4 QSFP+ optical transceiver supporting 100 Gbps over OM4 multimode fiber up to 100 m with an MPO connector.
It supports up to 100 meters on OM4 multimode fiber and up to 70 meters on OM3 multimode fiber.
It requires OM4 (or OM3) multimode fiber terminated with a 12‐fiber MPO connector.
It is fully compliant with IEEE 802.3bm 100GBASE‐SR4 and the QSFP+ MSA for interoperability.