400G Optical Transceiver Modules Tested for Guaranteed Interoperability
Each 400G optical transceiver module undergoes rigorous quality testing within target host devices to ensure seamless compatibility and flawless network performance.
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NS-QSFP112-400G-SR4 400G Base-SR4 QSFP112 PAM4 850nm 100m MTP/MPO-12 OM3 Optical Transceiver Module
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NS-QSFP112-400G-SR4 400G Base-SR4 QSFP112 PAM4 850nm 100m MTP/MPO-12 OM3 Optical Transceiver Module
$1,007.00
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Features
Thorough Testing Ensures High Reliability of 400G Optical Transceiver Modules
Our 400G optical transceiver modules are qualified through strict testing procedures using advanced equipment, guaranteeing you receive high-quality and dependable optical performance.
NS-QSFP112‑400G‑SR4 Transceiver Module | 400 Gbps, 850 nm PAM4, MPO‑12, 100 m
Product Overview
The NS-QSFP112‑400G‑SR4 is a high-density optical transceiver optimized for 400 Gigabit Ethernet and InfiniBand HDR connectivity. It delivers up to 425 Gbps (4×106.25 Gbps PAM4 lanes) over multimode fiber (MMF) using a single MPO‑12 interface at 850 nm.
Designed for data centers, it supports link lengths up to 70 m on OM3 and 100 m on OM4 fiber, and offers hot-pluggable installation and Digital Diagnostic Monitoring (DDM/DOM).
This module ensures broad compatibility with networking equipment from major brands such as Cisco, Juniper, Arista, HPE Aruba, Dell, Huawei, and others.
Compatible Brands
The NS-QSFP112-400G-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.
Product Details
Built to conform with 400GBASE‑SR4 (IEEE 802.3bs) and QSFP112 MSA standards, the module integrates a VCSEL laser array and PIN photodiode receiver per lane. It supports FEC (Forward Error Correction), includes onboard DSP with clock/data recovery, and maintains power consumption under 9 W. It functions reliably within a commercial operating range of 0 °C to 70 °C. It can also support 200G breakout operation when used in 2‑channel mode.
Key Specifications
| Specification | Details |
|---|---|
| Vendor Name | Network‑Switch |
| Form Factor | QSFP112 |
| Max. Data Rate | Up to 425 Gbps (4×106.25 Gbps PAM4) |
| Wavelength | 850 nm |
| Max. Cable Distance | 70 m (OM3) / 100 m (OM4 MMF) |
| Connector | MPO‑12 (APC) |
| Optical Components | VCSEL transmitter array / PIN photodiode |
| Media Type | Multimode Fiber (MMF) |
| Digital Diagnostics (DDM/DOM) | Supported |
| TX Power (per lane) | –4.6 to +4 dBm |
| Receiver Sensitivity | Typically < –8.4 dBm |
| Modulation Format | PAM4 (per lane) |
| Power Consumption | ≤ 9 W |
| Operating Temperature Range | 0 °C to 70 °C (Commercial) |
| Protocol Compliance |
IEEE 802.3bs, QSFP112 MSA, CMIS 4.0 |
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Quality Certifications
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Warranty
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Standard Warranty Policy
Original New Sealed Enterprise Hardware: 3 Years
Original New Sealed Consumer Devices: 1 Year
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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.