• Arista QSFP-100G-DR compatible 100G QSFP28 single lambda transceiver
  • Bulk QSFP-100G-DR compatible arista networks 100G short reach optical module
  • Zero alarm 100G qsfp28 DR transceiver for arista networks switches from hytoptodevice
  • Arista QSFP-100G-DR compatible 100G QSFP28 single lambda transceiver
  • Bulk QSFP-100G-DR compatible arista networks 100G short reach optical module
  • Zero alarm 100G qsfp28 DR transceiver for arista networks switches from hytoptodevice

Arista QSFP-100G-DR Compatible 100G QSFP28 Transceiver Single Lambda | DR 1310nm 500m Bulk Wholesale | HYTOPTODEVICE

Compatible with Arista QSFP-100G-DR, this 100G QSFP28 transceiver uses single-lambda 1310nm PAM4. It supports 500m transmission over OS2 single-mode fiber and works with 400G DR4 ports for phased 100G to 400G migration. Built-in DDM enables real-time monitoring. Plug-and-play on Arista switches for stable, affordable short-reach data center links.  
NO. Brand  Compatible P/N Remarks
1 Cisco   QSFP-100G-DR-S
2 Arista Networks  QSFP-100G-DR
3 EdgeCore  ET7402-DR1
4 NVIDIA(Mellanox)  MMS1V70-CM 
5 Huawei  QSFP28-100G-DR 
6 Ruijie Networks  100G-QSFP-DR1-SM1310
7 Juniper  QSFP-100G-DR
Description
Arista QSFP-100G-DR Compatible 100G QSFP28 Transceiver | Single Lambda 1310nm, 500m SMF | HYTOPTODEVICE

Product Overview

This 100G QSFP28 DR module is fully plug-and-play compatible with Arista QSFP-100G-DR.
It adopts single-lambda PAM4 design. Fewer optical parts reduce failure risks compared with 4×25G CWDM4 modules.
It delivers 100G links up to 500m over OS2 single-mode fiber. It supports 400G DR4 breakout, enabling gradual 100G to 400G upgrades without full hardware refresh.
DDM/DOM provides real-time monitoring. Low-power design lowers rack heat and data center PUE.
Pre-programmed Arista EEPROM ensures zero-alarm operation. It meets IEEE and QSFP28 MSA standards, ideal for leaf-spine fabric, core trunks and ToR uplinks.

Key Technical Specifications

Arista Compatible QSFP-100G-DR Vendor Name HYTOPTODEVICE
Form Factor QSFP28 Max Data Rate 100Gbps Single Lambda
Wavelength 1310nm
Max Distance 500m
Connector Duplex LC/UPC Transmitter Type EML
Cable Type SMF Receiver Type PIN
FEC Support Yes TX Power
-2.4~+4.0dBm
Power Consumption <4W Receiver Sensitivity < -4.4dBm
Protocols QSFP28 MSA, SFF-8636, IEEE 802.3cu, CAUI-4 Operation Temperature 0 to 70°C (32 to 158°F)

Usage Guidelines & Best Practices

1. Fiber Type Requirement: This 100G DR module only works with OS2 single-mode fiber. OM3/OM4 multimode fiber cannot support 1310nm PAM4 signals and causes link failure.
2. FEC Configuration: Enable standard FEC on Arista ports. It compensates for connector and splicing loss. It ensures stable transmission at the 500m maximum distance limit.
3. Installation Tips: Hot-plug capable. Keep LC end faces clean and scratch-free. Maintain standard fiber bend radius to avoid extra optical attenuation.
4. Distance Limit: Designed for 500m indoor short-reach scenarios only. Choose 100G FR/LR modules for longer-distance transmission.
5. Operating Environment: Working temperature: 0°C–70°C. Keep ports dry and dust-free to extend module service life.


Full Compatibility List & Supported Network Hardware

1. Supported Hardware & Firmware

This single-lambda 100G DR optic comes with Arista-adapted firmware. It serves as a direct replacement for Arista QSFP-100G-DR.
It avoids negotiation issues, link flapping and module alarms. It runs stable on mainstream Arista EOS firmware without port errors.
Validated Arista Device Models:
  • Arista 7050X3, 7050SX3
  • Arista 7060X2, 7060CX2
  • Arista 7280SR, 7280CR2
  • Arista 7500 series
  • All Arista platforms with standard QSFP28 100G ports

2. Multi-Brand Cross Compatibility

Fully compliant with universal QSFP28 MSA standards, this 100G DR module supports cross-brand interconnection with Cisco, Juniper, H3C and Huawei devices. It is ideal for multi-vendor hybrid networks and phased 100G to 400G data center upgrade projects.

3. Free Value-Added Services

We offer free EEPROM rewriting and private label customization. Pre-shipment real-machine testing and professional technical support are provided. Bulk orders enjoy tiered pricing to lower your data center hardware investment cost.

Primary Application Scenarios
  • Data center leaf-spine fabric: Short-range 100G inter-switch links for Arista cloud environments
  • Enterprise core trunk upgrade: High-bandwidth expansion for campus and core aggregation layers
  • ToR server uplink: 100G access for server farms and storage clusters
  • Colocation indoor short links: 500m single-mode connections for carrier and enterprise computer rooms
  • 100G to 400G migration: Phased upgrade solution for data center architecture iteration



Connectivity Solutions(Applications)

1.Leaf-Spine Architecture

This 500m single-lambda DR module fits modern leaf-spine data center architecture. It builds low-latency indoor switch interconnections. The simplified single-wavelength design ensures stable east-west traffic, perfect for virtualization and container cluster networking.

100G DR transceiver for data center leaf spine interconnection from hytoptodevice


2. 100G to 100G for Switch-Switch Interconnection

It upgrades trunk bandwidth between Arista core and aggregation switches. It maximizes existing single-mode fiber utilization and saves cabling renovation costs. Optimized PAM4 signals deliver strong anti-interference performance for stable long-term trunk transmission.

100G QSFP28 DR module for core switch trunk uplink from hytoptodevice

3.100G to 100G for Switch-NIC Connection

It builds reliable 100G short-reach uplinks between ToR switches and server NICs. The 500m transmission coverage fits indoor server clusters and computing pods. Compact LC connectors support clean cable layout in dense racks, reserving space for future 400G network expansion.

100G DR QSFP28 for ToR switch server uplink from hytoptodevice

4.100G to 400G Smooth Network Migration

This single-lambda DR module supports 400G DR4 optics breakout interconnection. It realizes compatible docking between 100G and 400G network devices. It supports phased network upgrades without replacing existing cabling and equipment, greatly cutting data center 100G-to-400G migration costs.

100GBASE-DR single lambda PAM4 QSFP28 for 100G to 400G migration


The Core Feature 

1.Upgrade your Network One Site at a Time

Featuring exclusive single-lambda architecture and 400G DR4 interoperability, this module supports seamless 100G to 400G network breakout migration. It simplifies complicated optical structures of traditional 4×25G CWDM4 modules. It offers higher stability and lower cost, allowing step-by-step data center network upgrades without overall reconstruction.

QSFP-100G-DR-S replacement transceiver for Cisco data cente



2.
Verified Host Interoperability

Every production batch passes strict real-machine testing on Arista hardware. Professional custom EEPROM programming achieves 100% Arista device compatibility. It supports plug-and-play and safe hot swapping. It runs stably without unknown module alerts or port lock failures, fully supporting DDM/DOM real-time diagnosis.
100G single lambda QSFP28 DR module low power PAM4


3.
Strict Full-Round Quality Testing

. All modules undergo precise optical calibration and temperature cycling aging tests. Each unit passes 72-hour continuous traffic testing and full DDM verification, ensuring 24/7 stable operation for commercial data centers.

Compatible Cisco 100G QSFP28 transceiver sample testing



FAQ

Q1: What is an Arista compatible 100G QSFP28 Single Lambda DR transceiver?
A1: It is a low-power 100G short-reach optic for Arista switches. Single-lambda PAM4 simplifies optical design and improves reliability versus 4×25G CWDM4. It supports 500m OS2 SMF transmission and 400G DR4 breakout, ideal for phased 100G to 400G migration.

Q2: What standards does 100GBASE-DR transceiver follow?
A2: It complies with IEEE 802.3cd, QSFP28 MSA and RoHS. Every unit is calibrated and tested to avoid interoperability issues in standard switching fabrics.

Q3: What optical chip is used in premium 100G DR modules?
A3: We use DML direct modulated laser chips. DML balances power consumption, PAM4 stability and low BER under continuous data center traffic, reducing link flapping and packet loss.

Q4: Where are 100G DR single lambda modules deployed?
A4: Common use cases: leaf-spine inter-switch links, core trunk uplinks, ToR server uplinks and indoor colocation short links. It also fits phased 100G to 400G network migration.

Q5: Can 100G DR interoperate with CWDM4 or PSM4 modules?
A5: No. DR uses single-lambda PAM4; CWDM4/PSM4 use multi-wavelength parallel transmission. Different modulation and channel structures cannot form a valid link. Use matched DR modules end to end.

Q6: Will generic 100G DR modules trigger alarms on Arista switches?
A6: Generic transceivers often trigger unsupported-module alerts and port restrictions. Our modules use Arista-compatible EEPROM and real-device validation for plug-and-play zero-alarm operation.

Q7: What is the power consumption of industrial-grade 100G QSFP28 DR modules?
A7: ≤4.0W. Lower power cuts thermal load on ports and racks, improves cooling efficiency and reduces data center PUE compared with higher-power multi-channel 100G modules.

Q8: What causes rising BER and packet loss after long run time?
A8: Typical causes: dirty fiber end faces, poor airflow, loose contacts and uncalibrated generic optics. Our calibration, 72-hour aging and dust-resistant housing reduce these risks.

Q9: Why do PAM4 100G DR modules need cleaner fiber?
A9: PAM4 carries more bits per symbol than NRZ. It is more sensitive to loss, reflection and crosstalk. Even minor dirt or scratches degrade signal margin. We inspect end faces and use clean packaging.

Q10: Is 100G DR more cost-effective than 100G CWDM4?
A10: Yes. Single-lambda DR reduces components and maintenance points. 400G DR4 breakout lets you reuse existing 400G ports and defer full hardware refresh, lowering total upgrade cost.

Q11: Choose 100G DR or PSM4 for short-reach data center networking?
A11: DR works better for 500m indoor links and 100G-to-400G migration. PSM4 relies on multi-fiber bundles; DR uses simple duplex LC cabling. DR is easier to deploy, re-cable and integrate into phased upgrades.


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.

  • Up to 70% cost savings vs OEM, transparent pricing & flexible bulk rates, supported quality returns
  • 100% real-device compatible with Cisco, Huawei,Dell,Juniper, and Arista
  • ISO 9001:2015 Shenzhen factory, full lineup: 1.25G/10G/25G/40G/100G/200G/400G/800G/1.6T transceivers
  • Ample stock, fast global DHL/FedEx shipping in 3–5 working days
  • Free pre-sales engineering support for custom EEPROM  & private label firmware
  • Real switch test videos available for pre-purchase review; inspection & shipping videos provided per order

“Phenomenal performance. We deployed 200 HYTOPTODEVICE SFP modules to replace Cisco OEMs in our backbone network. Result? Zero compatibility issues and a 60% reduction in costs. Highly recommended for mission-critical networks."— Senior Network Engineer, Regional Telecom, Australia


Quality Certification & Compliance

 At HYTOPTODEVICE, our quality commitment is backed by industry-standard validations. From fiber optical transceiver manufacturing to final visual inspection, from IQC、IPQC、FQC to OQC, 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

   hytoptodevice check device and equiptment for optical transceiver module

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  • Arista QSFP-100G-DR compatible 100G QSFP28 single lambda transceiver
  • Bulk QSFP-100G-DR compatible arista networks 100G short reach optical module
  • Zero alarm 100G qsfp28 DR transceiver for arista networks switches from hytoptodevice

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