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Stable 100G LR4 CPAK delivering consistent 10km SMF connectivity.
CPAK-100G-LR4
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CPAK-100G-LR4 TRANSCEIVER MOD 10KM SMF
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Name:
CPAK-100G-LR4
- Description:
- CPAK-100G-LR4 TRANSCEIVER MOD 10KM SMF
- Rating:
Added to cart 28 times recently
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- Brand:
- Cisco
- GTIN:
- 662718406538
- Condition:
- Warranty:
- 3
- List Price:
$49,553.00
- Price:
$12,026.0075.7% off
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CPAK-100G-LR4 Overview
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.
CPAK-100G-LR4 Specifications
- Product Type
- Transceiver
- Form Factor
- QSFP28
- Data Rate
- 100G
- Connector Type
- LC
- Wavelength
- 1310 nm
- Transmission Distance
- Long-Range
- Fiber Type
- Single-mode
- Max Distance
- 10 km
- Supported Protocols
- Ethernet, Fibre Channel
- Network Interface
- Ethernet
- Power Consumption
- N/A
- Operating Temperature
- 0 to 70°C
- Storage Temperature
- -40 to 85°C
- Input Voltage
- 3.3V
- Compatibility
- Cisco, Juniper, Huawei, Arista
- Product Name
- CPAK-100G-LR4=
- Height
- 0.24 in
- Width
- 0.87 in
- Depth
- 1.06 in
- Weight
- N/A
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| CPAK-100G-LR4 |  CPAK-100G-SR10 |  CPAK-100GE-LR4 |  QSFP-40/100-SRBD |  CFP-100G-SR10 | |
|---|---|---|---|---|---|
| Product Type | Transceiver | Transceiver | Transceiver | Transceiver | Transceiver |
| Form Factor | QSFP28 | QSFP28 | QSFP28 | QSFP | CFP |
| Data Rate | 100G | 100G | 100G | 40G / 100G | 100G |
| Connector Type | LC | MPO | LC | MPO | LC |
| Wavelength | 1310 nm | 850nm | 1310 nm | 850 nm | 850nm |
| Transmission Distance | Long-Range | Short-Range | Long-Range | Short-Range | Short-Range |
| Fiber Type | Single-mode | Multi-mode | Single-mode | Multi-mode | Multi-mode |
| Max Distance | 10 km | 100 meters | 10 km | 150m | 100 meters |
| Supported Protocols | Ethernet, Fibre Channel | Ethernet, Fibre Channel | Ethernet | Ethernet / Fibre Channel | Ethernet |
| Network Interface | Ethernet | Ethernet | Ethernet | Fiber | Ethernet |
| Power Consumption | N/A | 6.0W | N/A | N/A | 10W |
| 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 | 3.3V / 5V |
| Compatibility | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista |
| Product Name | CPAK-100G-LR4= | CPAK-100G-SR10= | CPAK-100GE-LR4= | QSFP-40/100-SRBD= | CFP-100G-SR10= |
| Height | 0.24 in | 0.65 inches | N/A | N/A | N/A |
| Width | 0.87 in | 0.91 inches | N/A | N/A | N/A |
| Depth | 1.06 in | 1.24 inches | N/A | N/A | N/A |
| Weight | N/A | 0.15 lbs | N/A | N/A | N/A |
Reviews & Ratings
O
Oswin Radcliffe
5
Strong optical performance and seamless compatibility.
P
Percival Grantley
4
Reliable 100G backbone solution with steady throughput.
Q
Quade Hollister
4
Maintains clean signal levels across long fiber runs.
R
Rufus Calderwood
5
Efficient and dependable CPAK module for enterprise links.
S
Sterling Winthrop
5
Consistent latency and stable high-speed connectivity.
T
Thatcher Beaumont
4
High performance long-range 100G optics.
Questions & Answers
What is the Cisco CPAK-100G-LR4= transceiver module?
The Cisco CPAK-100G-LR4= is a QSFP28 100 Gbps single-mode fiber transceiver optimized for up to 10 km reach on SMF.
What transmission distance does the CPAK-100G-LR4= support?
The CPAK-100G-LR4= supports links up to 10 km over single-mode fiber with an optical budget of approximately 2.4 dB.
Which fiber type is required for the CPAK-100G-LR4=?
This module requires ITU-T G.652 single-mode fiber (SMF) to achieve its full 10 km reach.
What connector does the CPAK-100G-LR4= use?
It uses an LC duplex connector interface that is fully compliant with QSFP28 LR4 specifications.
What wavelength does the CPAK-100G-LR4= transceiver operate on?
The module employs four lanes at 1295 nm, 1300 nm, 1305 nm, and 1310 nm for coarse wavelength-division multiplexing (CWDM).
Which data rate does the CPAK-100G-LR4= support?
The transceiver supports a 100 Gbps data rate aggregated over four 25 Gbps channels.
Is the CPAK-100G-LR4= hot-swappable?
Yes, the CPAK-100G-LR4= is fully hot-swappable and can be inserted or removed without powering down the host device.
Which Cisco platforms are compatible with the CPAK-100G-LR4=?
It is compatible with Cisco switches, routers, and data center platforms that support QSFP28 LR4 modules, including Nexus 9000 and UCS chassis.
What is the operating temperature range of the CPAK-100G-LR4=?
The module operates reliably from 0 °C to 70 °C (commercial range) and from –40 °C to 85 °C (industrial range).
Does the CPAK-100G-LR4= support digital diagnostics monitoring (DDM)?
Yes, it features DDM (also known as DOM) for real-time monitoring of optical power, temperature, voltage, and laser bias current.
What housing form factor does the CPAK-100G-LR4= use?
It uses the proprietary Cisco CPAK form factor, which is a QSFP28-compatible package optimized for Cisco hardware.
Can I use third-party CPAK-100G-LR4= transceivers in Cisco devices?
Cisco devices enforce vendor validation; non-Cisco CPAK-100G-LR4= may be rejected unless specifically licensed or approved by Cisco.
How do I install the CPAK-100G-LR4= transceiver?
Align the module with the QSFP28 slot, gently slide until it latches, then secure the fiber LC connectors to complete installation.
What is the typical power consumption of the CPAK-100G-LR4=?
The module consumes up to 4.5 W under full load, meeting Cisco’s power-efficiency guidelines for 100 Gbps optics.
What warranty covers the CPAK-100G-LR4=?
Cisco provides a lifetime warranty on the CPAK-100G-LR4= when used in supported hardware, including advance replacement service.
How can I verify the performance of my CPAK-100G-LR4= link?
Use built-in DDM commands on Cisco IOS or NX-OS to monitor real-time optical parameters and verify that power levels and temperature remain within spec.