---
product_id: 38399312
title: "QSFP-4000-SR4 QSFP+ 40G SR4 optical module, multimode, 100m reach on OM3 rated fiber, MPO connector"
brand: "robofiber"
price: "VT40212"
currency: VUV
in_stock: true
url: https://www.desertcart.vu/products/38399312-qsfp-4000-sr4-qsfp-40g-sr4-optical-module-multimode-100m
store_origin: VU
region: Vanuatu
---

# QSFP-4000-SR4 QSFP+ 40G SR4 optical module, multimode, 100m reach on OM3 rated fiber, MPO connector

**Brand:** robofiber
**Price:** VT40212
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** QSFP-4000-SR4 QSFP+ 40G SR4 optical module, multimode, 100m reach on OM3 rated fiber, MPO connector by robofiber
- **How much does it cost?** VT40212 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/38399312-qsfp-4000-sr4-qsfp-40g-sr4-optical-module-multimode-100m)

## Best For

- robofiber enthusiasts

## Why This Product

- Trusted robofiber brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Description

The QSFP-4000-SR4 is a parallel 40Gb/s Quad Small Form-factor Pluggable (QSFP+) optical module. It provides increased port density and total system cost savings. The QSFP+ full-duplex optical module offers 4 independent transmit and receive channels, each capable of 10Gb/s operation for an aggregate data rate of 40Gb/s on 100 meters of OM3 multi-mode fiber. Tested compatible on various 40G Ethernet switches from Cisco, Juniper and Edge-Core and other manufacturers.

## Features

- 40G QSFP transceiver for multi-mode OM3 fiber, MPO connector, 40G Base-SR4 compatible, works on Cisco, HP, Juniper, Edge-Core and many other vendor tested equipment
- Operating Distance: up to 100m over 12 strand MPO OM3 50/125um fiber cable, MPO connector
- Operating lambda: 850nm
- Max. Output: 1 dBm, Sensitivity: -9 dBm
- Ideal for 40G Ethernet, Infiniband, Rack to Rack and Data Center applications

## Images

![QSFP-4000-SR4 QSFP+ 40G SR4 optical module, multimode, 100m reach on OM3 rated fiber, MPO connector - Image 1](https://images-na.ssl-images-amazon.com/images/I/31jWAXVgHaL.jpg)

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**Shop now:** [https://www.desertcart.vu/products/38399312-qsfp-4000-sr4-qsfp-40g-sr4-optical-module-multimode-100m](https://www.desertcart.vu/products/38399312-qsfp-4000-sr4-qsfp-40g-sr4-optical-module-multimode-100m)

---

*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-03-16*