Parameters
|
Parameter |
Specification |
|
Form Factor |
QSFP28 (Quad Small Form-factor Plug gable 28) |
|
Data Rate |
103.125 GBPS (4 x 25.78 GBPS) |
|
Fiber Type |
Multi mode OM3, OM4 |
|
Wavelength |
850nm VCSEL |
|
Optical Budget |
2.5dB |
|
Power Consumption |
<2.5W typical |
|
DDM |
Digital Diagnostics Monitoring |
|
Housing |
Zinc alloy with EMI shielding |
|
EEPROM |
Programmable with vendor and serial number |
|
ROHS |
Compliant |
Note: Available with industrial temperature range (-40°C to 85°C) and custom EEPROM programming. Compatible with breakout cables for 4x25G or 4x10G applications.
Product Selling Points
1. 100G QSFP28 SR4 – Built for Short-Reach Intra-Data Center Links
This QSFP28 transceiver delivers 103.125 Gbps (4 × 25.78 Gbps) over multimode fiber, targeting 100G SR4 Ethernet applications. A perfect fit for top-of-rack switches, GPU clusters, and high-density server interconnects inside modern data centers.
2. 850nm VCSEL Engine Optimized for OM3/OM4 Fiber
Equipped with an 850nm VCSEL array, it pairs seamlessly with OM3 or OM4 multimode fiber. With an optical budget of 2.5dB, the link stays stable and reliable - no signal surprises under real-world conditions.
3. Sub-2.5W Power Profile Cuts Heat and Operating Costs
Typical power draw sits below 2.5W, making this module a strong candidate for large-scale, power-sensitive deployments. Lower heat output means less cooling strain and a smaller energy bill for your data center.
4. Full DDM Telemetry + Programmable EEPROM in a Shielded Housing
Digital Diagnostics Monitoring (DDM) gives you real-time visibility into temperature, voltage, bias, TX and RX power. The zinc-alloy housing with EMI shielding keeps noise out, while the programmable EEPROM stores vendor and serial data. ROHS compliant throughout.
Customization Options
- Fiber Type: OM3 (70m) or OM4 (100m)
- Connector Type: MPO-12 with pins or pinless
- Operating Temperature: Commercial (0-70°C) or industrial (-40-85°C)
- EEPROM Programming: Custom vendor ID and serial numbers
- Packaging: Individual boxes or bulk trays

Applications
High-Density 100G Optical Connectivity for Data Centers
Top-of-Rack (ToR) Switching: Connecting 100G servers to top-of-rack switches within the same rack
Leaf-Spine Architecture: Interconnecting switches across data center rows with 100G uplinks
High-Performance Computing (HPC): Compute cluster interconnects for AI/ML workloads
Cloud & Hyper scale Data Centers: Large-scale 100G deployments with high port density
Breakout Applications: Using breakout cables for 4x25G or 4x10G connections to servers
Our Advantages
High-Density 100G Optical Connectivity for Data Centers
- Top-of-Rack (ToR) Switching: Connecting 100G servers to top-of-rack switches within the same rack
- Leaf-Spine Architecture: Interconnecting switches across data center rows with 100G uplinks
- High-Performance Computing (HPC): Compute cluster interconnects for AI/ML workloads
- Cloud & Hyper scale Data Centers: Large-scale 100G deployments with high port density
- Breakout Applications: Using breakout cables for 4x25G or 4x10G connections to servers

Star Reviews From Customers
1.Mike, data center engineer in Virginia
"These SR4 modules are workhorses in our 100G spine-leaf network. The MPO connectors make cabling clean and simple. 100m reach on OM4 covers our row-to-row distances. Plug and play with Arista switches. Good quality, consistent across orders."
2.Carlos, cloud ops in Texas
"Hyper scale deployment needed 2000+ 100G links. These SR4 modules were the choice. Consistent optical power across batches. Lower failure rate than other brands we tried. Would recommend."
3.Tom, network installer in Chicago
"Data center build used these for spine-leaf connectivity. The MPO connectors click in solid, good insertion loss. Work with Juniper switches. Good value for the money."
4.Wei, optical module manufacturer in Shenzhen
"We supply these 100G SR4 modules to data center clients. Full testing at 103.125GBPS ensures performance. Quality control includes optical power, BER, and DDM calibration. Good yields, consistent quality."
5.Alex, HPC engineer in Oregon
"AI training cluster needed high-bandwidth optical links. These SR4 modules deliver. The 100m reach covers our rack spacing. Digital diagnostics help monitor link health. No errors in production."
FAQ
Q1: DO YOU HAVE A CATALOGUE? CAN YOU SEND ME YOUR PRODUCT CATA-LOGUE SO THAT I CAN CHOOSE SOME PRODUCTS WHICH I NEED?
A1: Yes,you contact us online or send an Email and let us know what kinds of products such as type C connectors, DVI connectors, box header, RJ45etc you need so that we can send them to you respectively.
Q2: CAN YOU BUILD THEM FOR ME IF I CAN'T FIND THE PRODUCT ON YOUR CAT-ALOGUE OR STORE ON WEBSTE?
A2: Our catalogue shows most of our products but not all, please let us know what you want or provide your drawing or product information to us no matter what customization for product, packing or logo, we can offer ODM service.
Q3: CAN YOU PROVIDE SAMPLES FOR FREE?
A3: Usually we can provide a few of samples to you for free if we have some in stock but you need to pay express fee.
Q4: WHAT ABOUT YOUR DELIVERY TIME?
A4: 1-3day for products in stock, 3-20 days for connectors, 7-30 days for cable assembly,large quantity and customized products need to be negotiated.
Company Profile
Production Lines And Inspection Equipments

Our Certificates

Payment Method
- Payment method: Credit card or T/T (optional for large amounts). Western Union PayPal
- T/T payment generally supports 100% advance payment.
- Lead time: Normally in 5-10 working days after payment received.
- Sample policy: Samples are always available for each model for standard products.
- Samples can be ready in 3-5 working days once payment received.
- Shipping port: Shenzhen, China.

Logistics/packaging

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