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QDD-2X100-SR4-S
QSFP-DD Transceiver, 2X 100GBASE-SR4, 2X Duplex CS, 100m MMF
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QDD-2X100-SR4-S is a QSFP28 transceiver offering dual 100G channels for short-range Ethernet communications over multi-mode fiber. It employs LC connectors and operates at an 850 nm wavelength, ensuring high-speed connectivity in data center, enterprise, and telecom environments.
This module adheres to standard QSFP form factor dimensions and is engineered for 100-meter transmission over OM4 fiber. It supports Ethernet protocols and is designed for seamless integration with equipment from leading vendors such as Cisco, Juniper, Huawei, and Arista.
QDD-2X100-SR4-S price is $1,585.00, a 47.3% saving from the Cisco list price of $3,007.00. QDD-2X100-SR4-S is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for QDD-2X100-SR4-S for additional pricing. Browse the full Cisco 400G Optical Modules series or explore all Cisco products.
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 QDD-2X100-SR4-S |  QDD-400G-FR4-S |  QDD-2X100-CWDM4-S |  QDD-400G-LR8-S |  QDD-400-CU2M | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | QSFP28 | QSFP-DD | QSFP28 | QSFP-DD | QSFP-DD |
| Data Rate | 2x100G | 400G | 100G | 400G | 400G |
| Connector Type | LC | LC | LC | LC | Twinaxial |
| Wavelength | 850 nm | 1310 nm | 1271/1291/1311/1331 nm | 1310 nm | N/A |
| Transmission Distance | Short-Range | Long-Range | Short-Range | Long-Range | Short-Range |
| Fiber Type | Multi-mode | Single-mode | Single-mode | Single-mode | N/A |
| Max Distance | 100 meters (OM4) | 2 km | 2000 meters | 10 km | 2 meters |
| Supported Protocols | Ethernet | Ethernet | Ethernet / Fibre Channel | Ethernet | Ethernet |
| Network Interface | Fiber | Fiber | Fiber | Ethernet | Ethernet |
| Power Consumption | 6.5W | 15W | 6 W | 20 W | N/A |
| 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 | N/A |
| Compatibility | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista |
| Product Name | QDD-2X100-SR4-S | QDD-400G-FR4-S | QDD-2X100-CWDM4-S | QDD-400G-LR8-S | QDD-400-CU2M |
| Height | N/A | 0.55 inches | 0.67 inches | 0.80 inches | N/A |
| Width | N/A | 0.71 inches | 0.98 inches | 0.66 inches | N/A |
| Depth | N/A | 3.94 inches | 1.78 inches | 1.68 inches | N/A |
| Weight | N/A | 0.08 lbs | 0.34 lbs | 0.25 lbs | N/A |
Used for short reach 100G connections in our data hall. Delivered clean 100m MMF performance with zero compatibility issues.
Reliable dual 100G SR4 breakout. Stable throughput and simple deployment in high-density switching environments.
Consistent optical performance with minimal signal degradation. Ideal for intra-rack and row connectivity.
Low latency and solid error-free operation. Perfect for short reach data center interconnects.
Installed seamlessly into our QSFP-DD ports. Maintained steady bandwidth during peak traffic loads.
Great for high-speed MMF infrastructure. Performance has been reliable across multiple racks.
Efficient 2x100G solution for dense deployments. Delivered exactly as specified with dependable stability.
The QDD-2X100-SR4-S is a QSFP-DD form-factor module providing two independent 100GBASE-SR4 channels over multimode fiber up to 100 m.
It supports OM3 and OM4 multimode fiber for high-density 100G data center deployments.
This transceiver delivers up to 100 meters of link distance on OM4 and up to 70 meters on OM3 multimode fiber.
It features two duplex CS connectors that mate with CS-to-MPO adapters for SR4 optical lanes.