# Cisco QSFP 1m InfiniBand fibre optic cable QSFP-H40G-CU1M

**URL:** https://aio.lv/en/product--cisco-qsfp-h40g-cu1m--3587319
**Data updated:** 2025-12-29 15:32 (EET)
**Category:** Network Cables
**Manufacturer:** Cisco
**Manufacturer code:** QSFP-H40G-CU1M=
**EAN:** 0882658439766
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The Cisco QSFP 1m InfiniBand cable is designed for high-speed data transfer between devices. It features QSFP connectors on both ends, ensuring compatibility with various networking equipment. This cable is ideal for data centers and enterprise networks, providing reliable performance and low latency.

## Long description

The Cisco QSFP 1m InfiniBand fibre optic cable QSFP-H40G-CU1M is designed for high-speed, low-latency data transfer between compatible networking devices. Built to Cisco quality standards, this 1‑metre cable uses QSFP connectors on both ends to support modern InfiniBand and QSFP-enabled switches, adapters and servers in data center and enterprise environments. It aims to help IT professionals optimize system performance as application, processor and storage demands increase.
Advantages
This cable provides a short, reliable connection with QSFP connectors for high throughput and minimal latency. Its compact 1 m length reduces cable clutter in rack environments and improves signal integrity for short-reach links. The Cisco design ensures compatibility with a wide range of Cisco networking equipment and supports high-performance computing and storage interconnects.
Suitable for
 Server-to-switch or switch-to-switch connections in data centres
 High-performance computing and InfiniBand clusters
 Storage area networks and low-latency interconnects
 Short-reach links inside racks and server cabinets
Key specifications
 Brand: Cisco
 Model / MPN: QSFP-H40G-CU1M=
 EAN: 0882658439766
 Connector type: QSFP on both ends
 Length: 1 m
 Application: InfiniBand / QSFP-compatible high-speed interconnect
How to use
Ensure both devices support QSFP and the intended link speed. Power down or follow hot‑swap procedures as recommended by your hardware vendor, insert each QSFP connector securely into the appropriate port, and verify link status in the device management interface. For best results, route the cable to avoid sharp bends and maintain proper airflow in the rack.
Usage recommendations
Use this 1 m Cisco QSFP InfiniBand cable for short-reach, high-bandwidth links inside racks. Confirm compatibility with your switch or adapter firmware and observe manufacturer guidelines for handling and bend radius to preserve signal integrity.

## Specifications

| Feature | Value |
|---|---|
| Data transfer rate | 40 Gbit/s |

### Features

| Feature | Value |
|---|---|
| Cable length | 1 m |
| Connector 1 | QSFP |
| Connector 2 | QSFP |

### Logistics data

| Feature | Value |
|---|---|
| Harmonized System (HS) code | 85444290 |

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Cisco products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Cisco service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: cable length, connector 1, connector 2, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

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