10Gbps for Campus and Data Center
Engineered for low power consumption, our transceiver modules deliver a reliable and budget-friendly solution for 1Gbps Gigabit Ethernet connectivity in data centers.
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NS-QSFP-40G-SR4 40G Base-SR4 QSFP+ 850nm 100m MTP/MPO MMF DDM Optical Transceiver Module
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NS-QSFP-40G-SR4 40G Base-SR4 QSFP+ 850nm 100m MTP/MPO MMF DDM Optical Transceiver Module
$39.00
Connectivity Solutions
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Features
Comprehensive Testing Ensures Reliability
Our transceiver modules undergo rigorous testing with advanced equipment, guaranteeing high-quality performance and reliable 10Gbps to 40Gbps optical connectivity.
NS-QSFP‑40G‑SR4 Transceiver Module | 40 Gbps, 850 nm, MPO/MTP, 100 m – Compatible with All Brands
Product Overview
The NS-QSFP‑40G‑SR4 is a high-density, parallel-optical transceiver built for 40 Gigabit Ethernet over multimode fiber.
It uses four 10 Gbps lanes, combining to provide a full 40 Gbps data throughput using an 850 nm VCSEL array. This module supports distances up to 100 m on OM3 MMF and up to 150 m on OM4 MMF, using a 12‑fiber MPO/MTP connector.
It is hot‑swappable and complies with IEEE 802.3ba and QSFP+ MSA standards. In addition, it features Digital Diagnostic Monitoring (DDM) for real-time optical performance diagnostics.
This transceiver is designed for universal brand compatibility—perfect for use with equipment from Cisco, Juniper, Arista, Dell, Huawei, HPE Aruba, and more.
Compatible Brands
The NS-QSFP-40G-SR4 is universally compatible across all brands. If you need to verify compatibility with your specific switch model, please click Contact Us Now for assistance.
Key Specifications
| Specification | Details |
|---|---|
| Vendor Name | Network‑Switch |
| Form Factor | QSFP+ |
| Max. Data Rate | 40 Gbps (4×10 Gbps lanes) |
| Wavelength | 850 nm VCSEL array |
| Max. Cable Distance | 100 m over OM3 / 150 m over OM4 MMF |
| Connector | 12‑fiber MPO/MTP |
| Optical Components | VCSEL transmitter / PIN photodiode |
| Media Type | Multimode Fiber (MMF) |
| Digital Diagnostics (DDM) | Supported |
| TX Power | –8 dBm to +1 dBm |
| Receiver Sensitivity | Typically < –13 dBm |
| Power Consumption | < 1.5 W |
| Operating Temperature Range | 0 °C to 70 °C (Commercial) |
| Protocol Compliance | IEEE 802.3ba, QSFP+ MSA |
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Warranty
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Item conditions are "New Sealed". They are fully tested by Certified CCIE / HCIE / RCNP Engineers.
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Standard Warranty Policy
Original New Sealed Enterprise Hardware: 3 Years
Original New Sealed Consumer Devices: 1 Year
The Support Contacts
If your products failed, you must contact your sales representative to verify product failure. If the problem still can't correct by remote support methods i.e. email or phone support, the RMA procedure will issue.
Frequently Questions and Answers
Refund Policy
At Network-switch.com, we aim to provide the best customer experience and ensure that your purchases meet your expectations. If for any reason you are not satisfied with your purchase, please read our return and refund policy below to understand your options.
Returns
You have the right to return products purchased from Network-switch.com under the following conditions:
- Eligibility for Return: Items can be returned within 30 days from the date of delivery, provided that the product is in its original condition, unused, and in the original packaging.
- Non-returnable Items: Certain items such as personalized or custom-made products, and items marked as non-returnable at the time of purchase, cannot be returned.
- Return Process: To initiate a return, please contact our customer support team at help@network-switch.com. You will be provided with instructions on how to return the product and obtain a return authorization number if necessary.
Refunds
- Refund Process: Once we receive your returned item and inspect it, we will process your refund to the original method of payment within 7 business days.
- Refund Conditions: Refunds will be issued for the purchase price of the item, excluding any shipping, handling, or other additional fees. If the product is returned damaged, used, or missing parts, a partial refund may be issued.
Exchanges
If you would prefer to exchange an item for a different size, color, or model, please follow the same return process. Once we receive the returned product, we will send the replacement at no additional charge, based on availability.
Shipping Costs
- Return Shipping Fees: You are responsible for paying the return shipping costs unless the item is defective, damaged, or incorrect.
- Refund for Shipping Costs: Shipping costs are non-refundable, except in the case of defective or incorrect items.
- Restocking Fees: You would be chagred about 30% of the product price when return the item, unless the item is defective, damaged, or incorrect.
Damaged or Incorrect Items
If you receive a damaged or incorrect item, please contact our customer service team within 7 days of receiving the product. We will exchange once the return is received.
Contact Us
If you have any questions or concerns about returns or refunds, please contact us at:
Email: help@network-switch.com
Before returning any products, please contact us to explain the issues you are experiencing. In many cases, we can resolve the problem through technical support, and you won't need to return the product.
If there are irreparable defects in the device, you can return it to us for repair or replacement under our twelve-month warranty. Simply reach out to us, and we will provide you with a return code, our return address, and any additional instructions.
Please do not return any items without first contacting us. We will guide you through the process, including the appropriate shipping methods.