- Name:
-
QSFP-40G-CU5M
- Description:
- QSFP+,40G,High Speed Direct-attach Cables,5m,QSFP+38M,CC8P0.40B(S),QSFP+38M,Used indoor
- Rating:
-
(0)
Added to cart 45 times recently
- Availability:
-
In stock - Ready to Ship
- Brand:
- Huawei
- Condition:
- GTIN:
- 6920702724629
- Warranty:
-
3 - List Price:
-
$829.00
- Price:
-
$105.00
87% off
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QSFP-40G-CU5M
QSFP+,40G,High Speed Direct-attach Cables,5m,QSFP+...
$105.00
22 in Global Warehouse
$105.00
87% off
TRUSTED, TRIED, PROVEN
QSFP-40G-CU5M Overview
QSFP-40G-CU5M is a QSFP direct attach copper cable engineered to deliver a 40G data rate for short-range connectivity in data centers, enterprise networks, and high-performance computing environments. This module features a QSFP form factor with integrated QSFP connectors designed specifically for 40G Ethernet, ensuring reliable performance over distances up to 5 meters.
QSFP-40G-CU5M is optimized for scenarios where high bandwidth and low latency are critical, offering a compact, low-power solution with minimal footprint. Its design complies with industry standards for Ethernet transmission, making it an ideal choice for modern, densely populated network infrastructures and telecom applications.
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QSFP-40G-CU5M Specifications
| Product Type | Direct Attach Copper Cable |
| Form Factor | QSFP |
| Data Rate | 40G |
| Connector Type | QSFP |
| Wavelength | N/A |
| Transmission Distance | Short-Range |
| Fiber Type | N/A |
| Max Distance | 5m |
| Supported Protocols | 40G Ethernet |
| Network Interface | Ethernet |
| Power Consumption | N/A |
| Operating Temperature | 0 to 70°C |
| Storage Temperature | -40 to 85°C |
| Input Voltage | N/A |
| Compatibility | Cisco / Juniper / Huawei / Arista |
| Product Name | QSFP-40G-CU5M |
| 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
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|---|---|---|---|---|---|
| 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 | LC | QSFP | LC |
| Data Rate | 100G | 10G | 4G | 40G | 10G |
| Depth | 0.30 inches | 1.2 inches | 1.5 inches | N/A | N/A |
| Fiber Type | Single-mode | Single-mode | Single-mode | N/A | Single-mode |
| Form Factor | QSFP28 | SFP | SFP | QSFP | SFP+ |
| Height | 0.55 inches | 0.3 inches | 0.3 inches | N/A | N/A |
| Input Voltage | 3.3V | 3.3V | 3.3V | N/A | 3.3V |
| Max Distance | 10km | 10 km | 10 km | 5m | 10 km |
| Network Interface | Fiber | Ethernet | Fiber | 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 | 5W | 3.5W | 2.0W | N/A | N/A |
| Product Name | J9054D 100G QSFP28 LR4 Transceiver Module | AJ717A SFP Transceiver Module | SFP-FC4G-LW | QSFP-40G-CU5M | UF-SM-10G-S-U-C 10G SFP+ Single-Mode Transceiver |
| Product Type | Transceiver | Transceiver | Transceiver | Direct Attach Copper Cable | 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, Fibre Channel | Fibre Channel | 40G Ethernet | Ethernet |
| Transmission Distance | Long-Range | Short-Range | Long-Range | Short-Range | Long-Range |
| Wavelength | 1310nm | 1310nm | 1310 nm | N/A | 1310nm |
| Weight | 0.12 lbs | 0.15 lbs | 0.06 lbs | N/A | N/A |
| Width | 0.25 inches | 0.9 inches | 1.0 inches | N/A | N/A |
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Questions & Answers
Q
What is the QSFP-40G-CU5M direct-attach cable?
A
The QSFP-40G-CU5M is a 5 meter, QSFP+ to QSFP+ high-speed copper cable assembly designed for 40 Gbps data transmission in indoor networking environments.
Q
What data rate does the QSFP-40G-CU5M support?
A
This cable supports up to 40 Gbps aggregate bandwidth, enabling low-latency, high-performance interconnects in data center switches and servers.
Q
What is the maximum reach of the QSFP-40G-CU5M?
A
The QSFP-40G-CU5M provides reliable 40 Gbps connectivity over a fixed length of 5 meters.
Q
Is the QSFP-40G-CU5M cable passive or active?
A
The QSFP-40G-CU5M is a passive copper direct-attach cable, requiring no external power or signal conditioning for runs up to 5 meters.
Q
Which port type is compatible with the QSFP-40G-CU5M?
A
It is compatible with any QSFP+ port conforming to the MSA (Multi-Source Agreement) on switches, routers, and servers.
Q
Which vendors support the QSFP-40G-CU5M cable?
A
This cable is vendor-agnostic and interoperates with major QSFP+ ports from Cisco, Juniper, Arista, Mellanox, Brocade and other MSA-compliant devices.
Q
Is the QSFP-40G-CU5M hot-pluggable?
A
Yes, the QSFP-40G-CU5M supports hot-plug insertion and removal without requiring system shutdown or reconfiguration.
Q
Can the QSFP-40G-CU5M be used outdoors?
A
No, this cable is rated for indoor environments only and should be installed in climate-controlled data center or server room racks.
Q
What operating temperature range does the QSFP-40G-CU5M support?
A
It operates reliably in ambient temperatures from 0 °C to 70 °C (32 °F to 158 °F), meeting standard data center requirements.
Q
How much power does the QSFP-40G-CU5M consume?
A
As a passive cable assembly, the QSFP-40G-CU5M draws negligible power, typically under 0.1 W per end.
Q
Does the QSFP-40G-CU5M feature EMI shielding?
A
Yes, the cable has integrated shielding in its copper pairs and connector housings to minimize electromagnetic interference.
Q
How do I install the QSFP-40G-CU5M cable?
A
Align each QSFP+ connector with the device port, press until the latch clicks, and verify link status via your switch or host interface.
Q
What are the performance benefits of using QSFP-40G-CU5M?
A
It delivers ultra-low latency, high throughput, and cost-effective 40 Gbps links without the complexity or power overhead of optical transceivers.
Q
What warranty and support come with the QSFP-40G-CU5M?
A
The cable includes a one-year limited warranty and lifetime technical support for compatibility and installation guidance.
Q
How does QSFP-40G-CU5M compare to fiber transceivers?
A
Compared to optical modules and fiber, the passive QSFP-40G-CU5M offers lower cost, reduced power consumption, and simpler installation for short-reach links up to 5 meters.


