• HPE Aruba S3N96A Compatible 400G QSFP-DD LR4 Optical Transceiver Module | HYTOPTODEVICE
  • HPE Aruba S3N96A Compatible 400G QSFP-DD LR4 Optical Transceiver Module | HYTOPTODEVICE
  • HPE Aruba S3N96A Compatible 400G QSFP-DD LR4 Optical Transceiver Module | HYTOPTODEVICE
  • HPE Aruba S3N96A Compatible 400G QSFP-DD LR4 Optical Transceiver Module | HYTOPTODEVICE
  • HPE Aruba S3N96A Compatible 400G QSFP-DD LR4 Optical Transceiver Module | HYTOPTODEVICE
  • HPE Aruba S3N96A Compatible 400G QSFP-DD LR4 Optical Transceiver Module | HYTOPTODEVICE
  • HPE Aruba S3N96A Compatible 400G QSFP-DD LR4 Optical Transceiver Module | HYTOPTODEVICE
  • HPE Aruba S3N96A Compatible 400G QSFP-DD LR4 Optical Transceiver Module | HYTOPTODEVICE

HPE Aruba S3N96A Compatible 400G QSFP-DD LR4 Optical Transceiver Module | HYTOPTODEVICE

High-performance 400G QSFP-DD LR4 transceiver for data centers. Supports 10km over SMF via duplex LC with full DDM. 100% compatible with HPE Aruba S3N96A & MSA compliant.Save 80% brand premium.OEM supported.
NO. Item Specification
1 Speed 400G
2 Wavelength 1271nm, 1291nm, 1311nm, 1331nm
3 Max Distance 10km
4 Connector Duplex LC
5 Fiber Type Single-Mode Fiber (SMF)
In addition to HPE, our 400G LR4 Transceiver works with switches from brands such as Huawei, Juniper, and Arista right out of the box. No firmware changes needed,Please refer to the compatibility list.
NO. Brand  Compatible P/N Remarks
1 Cisco  QDD-400G-LR4-S 
2 Arista  QDD-400G-LR4
3 Dell  400G-Q56-DD-LR4
4 H3C QSFPDD-400G-LR4-WDM1300-DC
5 HPE Aruba S3N96A
6 Juniper QDD-400G-LR4-10
Description
Product Detail:
HYTOPTODEVICE 400G QSFP-DD LR4 Optical Transceiver Module (10km,SMF,CWDM 1310NM) 
  Our 400G optical transceiver delivers high-performance, high-density connectivity for next-generation 400G Ethernet, Data Center, and Cloud Networks. Engineered for long-reach Data Center Interconnect (DCI), this module supports high-speed 400 Gigabit Ethernet transmission up to 10km over single-mode fiber (SMF).  It uses built-in CWDM mux/demux and duplex LC connectors to aggregate 4 channels with 100G capacity per channel, using 1271,1291,1311, 1331nm CWDM lasers.Fully compliant with QSFP-DD MSA, 100G Lambda MSA 400G-LR4, and IEEE 802.3bs (400GBASE-LR4) standards, this Hot Pluggable Optical Module offers 100% multi-vendor compatibility with major networking brands, ensuring seamless, cost-effective, and immediate deployment without paying the OEM brand premium. 

Full Compatibility List and Supported Devices for HPE 400G Optical Transceiver

This 400G transceiver is 100% compatible with HPE Aruba’s high-density 400G switching platforms running ArubaOS-CX. It integrates seamlessly into platforms including:

  • Aruba CX 10000 Series Distributed Services Switches:

    • Select 400G uplink environments requiring high-density QSFP-DD interfaces.

  • Aruba CX 8400 Series Core & Aggregation Switches:

    • Supported across 400G line cards and high-speed modular fabric interfaces.

  • Aruba CX 8360 / 9300 Series High-Performance Switches:

    • Aruba CX 9300-32D (32-port 400G QSFP-DD switch)

  • HPE FlexFabric & ProLiant Server Environments:

    • Compatible with select HPE storage and compute networking line cards utilizing qualified QSFP-DD 400G ports.


Primary Application Scenarios of 400G Optical Transceiver

The HPE Aruba® S3N96A is an enterprise-grade, high-performance 400G optical transceiver, engineered for long-reach data transmission within scale-out data centers and campus networks, its key applications include:

  • Aruba CX Spine-Leaf Architectures: Connects tier-1 spine and tier-2 leaf switches to sustain massive East-West traffic demands driven by virtualized workloads, cloud computing, and AI infrastructure.

  • Campus & Core Aggregation: Bridges the gap between core and aggregation layer switches in large enterprise networks or universities requiring robust, low-latency 400G line-rate backbones.

  • Long-Reach Data Center Interconnect (DCI): Establishes high-capacity, direct fiber links between localized data center facilities up to 10km apart over single-mode fiber without extra amplification.

  • High-Performance Edge Routing: Optimizes enterprise edge and cloud-edge boundaries to handle massive data distribution and multi-gigabit user aggregation.

Key Product Parameters of 400G Optica Transceiver

 HPE Aruba Compatible S3N96A Vendor Name HYTOPTODEVICE
Form Factor QSFP-DD Max Data Rate 425Gbps
Wavelength 1271nm, 1291nm, 1311nm, 1331nm Max Distance 10km
Modulation Format PAM4 Host Required FEC
Connector Duplex LC Voltage Supply 3.3V
Cable Type SMF DDM Support Yes
Transmitter Type CWDM EML Receiver Type PIN
TX Power -3.3~+3.5dBm Receiver Sensitivity < -7.7dBm
Operation Temperature 0 to 70°C (32 to 158°F) Maximum Power < 12W
Protocols QSFP-DD MSA, Application 400G Ethernet, Data Center Interconnect, Infiniband Interconnects
100G Lambda MSA 400G-FR4


Connectivity Solutions(Applications) of 400G QSFP-DD Optical Module
 







FAQ for 400G Optical Transceiver Module       

Q1: What is the maximum reach of the HPE Aruba S3N96A? A1: This optical transceiver features long-reach transmission, supporting optical links up to 10km over standard G.652 single-mode fiber (SMF).

Q2: What wavelengths does the S3N96A use? A2: It utilizes four CWDM grid optical wavelengths (1271, 1291, 1311, 1331nm) to transport distance up to 10km with SMF.

Q3: What type of fiber connector for the HPE Aruba S3N96A? A3: It uses a standard duplex LC. You will need a single-mode duplex LC-to-LC fiber optic patch cable to establish the connection.

Q4: Does the Aruba S3N96A use PAM4 modulation? A4: Yes, It uses advanced OIF 56G PAM4 (Pulse Amplitude Modulation 4-level) technology, converting 8 channels of 50Gbps electrical signals into 4 channels of 100Gbps optical signals, realizing the high speed 400G network transmission.

Q5: Is Digital Diagnostics Monitoring (DDM/DOM) supported for the HPE Aruba S3N96A? A5: Yes. it supports real-time DDM/DOM, allowing network administrators to monitor optical launch/receive power, temperature, voltage, and laser bias current.

Q6: What is the operating temperature range of this transceiver? A6: This is a commercial-grade module designed to operate reliably within a standard operating case temperature range of 0 to 70°C (32 to 158°F)

Q7: Can I plug a HPE Aruba compatible transceiver S3N96A into a standard 100G QSFP28 port? A7: No. The QSFP-DD form factor utilizes a higher density configuration with a dual-row pinout. It is mechanically and electrically incompatible with legacy 100G QSFP28 ports.

Q8: Is Forward Error Correction (FEC) required for this 400G module? A8: Yes. Per the IEEE 802.3bs standard, host platforms must enable KP4 FEC (Forward Error Correction) on the port to ensure low Bit Error Rates (BER) and link stability over the 10km distance.

Q9: Will using a third-party compatible module void my HPE hardware warranty? A9: No. Under consumer protection laws like the Magnuson-Moss Warranty Act, OEMs cannot void your system warranty simply for using third-party peripherals. Our modules are programmed with correct EEPROM signatures to avoid "Non-HPE transceiver" system warnings.

Q10: How do you verify compatibility and quality prior to shipping? A10: Each HPE Aruba S3N96A optical module undergoes strict 100% hardware testing on original equipments.
  
Q11:Is  the S3N96A hot-swappable?A11:Yes,it is hot-pluggable, hot Pluggable QSFP-DD MSA Compliant.you can plug or unplug the optical module, while the device is powered on, without any damage

Q12:Do you support OEM ro customization for the S3N96A? A12: Yes, we are the manufacturer of optical transceiver. we support customization including label,package and EEPROM.

Why Network Engineers Choose HYTOPTODEVICE

HYTOPTODEVICE has supplied over 5000,000 optical transceiver modules to data centers, ISPs, and enterprise networks across 100+ countries since 2011. Every module undergoes a 72-hour burn-in test and full DDM/DOM validation before shipment.

  • 100% MSA-compliant modules with Cisco, Huawei,Dell,Juniper, and Arista compatibility
  • ISO 9001:2015 certified manufacturing facility in Shenzhen
  • Average lead time of 3–5 business days with DHL/FedEx express options
  • Dedicated pre-sales engineering support for custom configurations
  • Actual hardware,actual switches,actual results.we publish compatibility test video,eliminate compatibility anxiety. you can watch before you buy. 
  • We can provide inspection and shipping videos to make you feel as if you are right here with the product.

"We replaced 100 Cisco-branded SFP+ with HYTOPTODEVICE equivalents across our spine layer — zero compatibility issues, 40% cost reduction."— Network Engineer of ISP, England

 

Quality Certification & Compliance:

 At HYTOPTODEVICE, our quality commitment is backed by industry-standard validations. From fiber optical transceiver manufacturing to final inspection, our processes ensure global compliance and reliability.

We adhere to rigorous standards for our SFP modules and network solutions:

  • ISO 9001: Certified quality management and production consistency.

  • CE & FCC: Fully compliant for seamless Global Market Access.

  • RoHS: Committed to environmental responsibility and hazardous material control.

  • Proven Reliability: Rigorous testing to reduce compliance risk and ensure safety.

Certified Quality. Global Standards. Guaranteed Performance.




Rigorous Industrial Product Testing:

   

100% 3rd Party Compatible:

Partial Test Demonstration:

Others:

 

  • HPE Aruba S3N96A Compatible 400G QSFP-DD LR4 Optical Transceiver Module | HYTOPTODEVICE
  • HPE Aruba S3N96A Compatible 400G QSFP-DD LR4 Optical Transceiver Module | HYTOPTODEVICE
  • HPE Aruba S3N96A Compatible 400G QSFP-DD LR4 Optical Transceiver Module | HYTOPTODEVICE
  • HPE Aruba S3N96A Compatible 400G QSFP-DD LR4 Optical Transceiver Module | HYTOPTODEVICE

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