United States$5,000,000+
Inventory Delivered By
C
Carter Delgado
5
Reliable extended reach CPAK delivering stable long-distance 100G connectivity.
CPAK-100G-ER4L=
Original Stock
Ready to Ship
CPAK MODULE 100G FOR APPLICATIONS 10KM
FEATURED DEAL
Name:
CPAK-100G-ER4L=
- Description:
- CPAK MODULE 100G FOR APPLICATIONS 10KM
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 818250498344
- Condition:
3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
Shipping:
Payment:
3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
Need Additional Discount on Product?
Request a quote below - Get Exclusive Pricing and Support.
Shipping:
Payment:
TRUSTED, TRIED, PROVEN
Officially Accredited
& Verified By
Next-Gen IT
Solutions Powered By
CPAK-100G-ER4L= Overview
CPAK-100G-ER4L= is a QSFP28 optical transceiver that supports 100G Ethernet, featuring LC fiber-optic connectors and designed for long-range transmission over single-mode fiber. It is engineered to reliably transmit data over distances up to 40 km using a 1310 nm wavelength, making it ideal for interconnecting data centers, enterprise networks, and telecom infrastructures.
Overview of “CPAK-100G-ER4L=” – This compact form factor transceiver adheres to strict physical dimensions specified by industry standards, ensuring seamless integration into high-density network environments. It supports Ethernet protocols and provides a robust solution for both campus and carrier applications without superfluous features, focusing solely on secure and efficient data communications.
CPAK-100G-ER4L= price is is available on request. Get immediate quote.
Request bulk order quote for CPAK-100G-ER4L= for additional pricing. Browse the full Cisco 100G Optical Modules series or explore all Cisco products.
CPAK-100G-ER4L= 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
- 40 km
- Supported Protocols
- Ethernet
- Network Interface
- Fiber
- 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-ER4L=
- Height
- N/A
- Width
- N/A
- Depth
- N/A
- Weight
- N/A
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| CPAK-100G-ER4L= |  CPAK-100GE-LR4= |  QSFP-100G-AOC5M |  CPAK-100G-SR10= |  CPAK-10X10G-LR= | |
|---|---|---|---|---|---|
| Compatibility | Cisco / Juniper / Huawei / Arista | Cisco / Juniper / Huawei / Arista | Cisco, Juniper, Huawei, Arista | Cisco, Juniper, Huawei, Arista | Cisco / Juniper / Huawei / Arista |
| Connector Type | LC | LC | QSFP | MPO | LC |
| Data Rate | 100G | 100G | 100G | 100G | 10G |
| Depth | N/A | N/A | N/A | 1.24 inches | N/A |
| Fiber Type | Single-mode | Single-mode | Multi-mode | Multi-mode | Single-mode |
| Form Factor | QSFP28 | QSFP28 | QSFP | QSFP28 | SFP+ |
| Height | N/A | N/A | N/A | 0.65 inches | N/A |
| Input Voltage | 3.3V | 3.3V | N/A | 3.3V | 3.3V |
| Max Distance | 40 km | 10 km | 5m | 100 meters | 10 km |
| Network Interface | Fiber | Ethernet | Ethernet | Ethernet | 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 | N/A | 6.0W | 1.5W |
| Product Name | CPAK-100G-ER4L= | CPAK-100GE-LR4= | QSFP-100G-AOC5M | CPAK-100G-SR10= | CPAK-10X10G-LR= |
| Product Type | Transceiver | Transceiver | Active Optical Cable | 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, Fibre Channel | Ethernet, Fibre Channel | Ethernet |
| Transmission Distance | Long-Range | Long-Range | Short-Range | Short-Range | Long-Range |
| Wavelength | 1310 nm | 1310 nm | 850nm | 850nm | 1310nm |
| Weight | N/A | N/A | N/A | 0.15 lbs | N/A |
| Width | N/A | N/A | N/A | 0.91 inches | N/A |
Reviews & Ratings
D
Damon Pierce
4
Strong optical performance across demanding fiber routes.
E
Elias Gardner
5
Consistent throughput over extended SMF links.
F
Frankie Osborne
5
Excellent stability and predictable latency.
G
Griffin Walton
5
Dependable ER4L optics for enterprise backbones.
H
Hudson Bailey
5
Handled long-haul traffic without interruptions.
I
Ian Crawford
5
Stable and efficient 100G extended reach solution.
Questions & Answers
What is the CPAK-100G-ER4L= module?
The CPAK-100G-ER4L= is a 100 Gigabit Ethernet coherent transceiver module designed for single-mode fiber applications over distances up to 10 km.
Which fiber type does the CPAK-100G-ER4L= support?
It supports ITU-standard single-mode fiber (SMF) with a maximum reach of 10 km using 1310 nm wavelength.
What interface does the CPAK-100G-ER4L= provide?
The module offers a QSFP28 connector supporting 4×25 Gb/s lanes aggregated into a 100 Gb/s Ethernet interface.
Is the CPAK-100G-ER4L= hot-pluggable?
Yes, the CPAK-100G-ER4L= is hot-pluggable for effortless installation and removal without powering down the host device.
What is the power consumption of the CPAK-100G-ER4L=?
It consumes less than 5.5 Watts under full load, making it energy-efficient for data center deployments.
Which equipment is compatible with the CPAK-100G-ER4L=?
It is compatible with all QSFP28 ports supporting 100 GbE on switches, routers, and servers from major OEMs that accept Cisco-style optics.
How do I install the CPAK-100G-ER4L= module?
Align the QSFP28 module with the port, insert until it clicks, then secure the latch and connect the fiber cables according to polarity.
What operating temperature range does the CPAK-100G-ER4L= support?
The module operates reliably between 0 °C and 70 °C (32 °F to 158 °F) ambient temperature.
Does the CPAK-100G-ER4L= support digital diagnostics monitoring (DDM)?
Yes, it features DDM for real-time monitoring of optical power, temperature, voltage, and laser bias current via I2C interface.
What optical return loss (ORL) performance can I expect?
The CPAK-100G-ER4L= guarantees an ORL better than 26 dB, ensuring minimal signal reflection and optimal link integrity.
What warranty covers the CPAK-100G-ER4L=?
It comes with a one-year limited warranty covering defects in materials and workmanship when used under normal operating conditions.
Can I use the CPAK-100G-ER4L= in DWDM networks?
No, the ER4L module is optimized for 1310 nm single-mode fiber, not for DWDM wavelengths or multiplexed environments.
What is the typical link budget for 10 km reach?
The module provides a link budget of at least 24 dB, supporting 10 km spans over standard single-mode fiber at 1310 nm.
How do I verify the CPAK-100G-ER4L= is working properly?
Check link status LEDs on your switch, confirm DDM readings for optical power and temperature, and run loopback diagnostics if needed.
Are fiber patch cables included with the CPAK-100G-ER4L=?
No, fiber patch cables are not included. You must procure LC-to-LC single-mode duplex cables rated for 10 km.
Where can I purchase genuine CPAK-100G-ER4L=?
You can order directly from authorized resellers, the manufacturer’s e-store, or certified distribution partners to ensure authenticity and warranty coverage.