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Stable 100G LR4 CPAK delivering consistent 10km SMF connectivity.
CPAK-100G-LR4=
CPAK-100G-LR4 TRANSCEIVER MOD 10KM SMF
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CPAK-100G-LR4=
CPAK-100G-LR4 TRANSCEIVER MOD 10KM SMF
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CPAK-100G-LR4= is a QSFP28 transceiver designed for high-speed 100G Ethernet applications. It employs LC connectors and supports long-range transmission up to 10 km over single-mode fiber while operating with protocols such as Ethernet and Fibre Channel.
Engineered with a compact form factor and standardized physical dimensions, CPAK-100G-LR4= is ideally suited for data centers, enterprise networks, and telecom environments. Its robust design and precise compliance with industry standards ensure reliable performance in high-density port scenarios.
CPAK-100G-LR4= price is $12,026.00, a 75.7% saving from the Cisco list price of $49,553.00. CPAK-100G-LR4= is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for CPAK-100G-LR4= 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.
 CPAK-100G-LR4= |  CPAK-100G-SR10= |  CPAK-100GE-LR4= |  QSFP-40/100-SRBD= |  CFP-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 | LC | MPO | LC | MPO | LC |
| Data Rate | 100G | 100G | 100G | 40G / 100G | 100G |
| Depth | 1.06 in | 1.24 inches | N/A | N/A | N/A |
| Fiber Type | Single-mode | Multi-mode | Single-mode | Multi-mode | Multi-mode |
| Form Factor | QSFP28 | QSFP28 | QSFP28 | QSFP | CFP |
| Height | 0.24 in | 0.65 inches | N/A | N/A | N/A |
| Input Voltage | 3.3V | 3.3V | 3.3V | 3.3V | 3.3V / 5V |
| Max Distance | 10 km | 100 meters | 10 km | 150m | 100 meters |
| Network Interface | Ethernet | Ethernet | Ethernet | Fiber | Ethernet |
| 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 | 6.0W | N/A | N/A | 10W |
| Product Name | CPAK-100G-LR4= | CPAK-100G-SR10= | CPAK-100GE-LR4= | QSFP-40/100-SRBD= | CFP-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, Fibre Channel | Ethernet, Fibre Channel | Ethernet | Ethernet / Fibre Channel | Ethernet |
| Transmission Distance | Long-Range | Short-Range | Long-Range | Short-Range | Short-Range |
| Wavelength | 1310 nm | 850nm | 1310 nm | 850 nm | 850nm |
| Weight | N/A | 0.15 lbs | N/A | N/A | N/A |
| Width | 0.87 in | 0.91 inches | N/A | N/A | N/A |
Stable 100G LR4 CPAK delivering consistent 10km SMF connectivity.
Strong optical performance and seamless compatibility.
Reliable 100G backbone solution with steady throughput.
Maintains clean signal levels across long fiber runs.
Efficient and dependable CPAK module for enterprise links.
Consistent latency and stable high-speed connectivity.
High performance long-range 100G optics.
The Cisco CPAK-100G-LR4= is a QSFP28 100 Gbps single-mode fiber transceiver optimized for up to 10 km reach on SMF.
The CPAK-100G-LR4= supports links up to 10 km over single-mode fiber with an optical budget of approximately 2.4 dB.
This module requires ITU-T G.652 single-mode fiber (SMF) to achieve its full 10 km reach.
It uses an LC duplex connector interface that is fully compliant with QSFP28 LR4 specifications.