400G QSFP-DD FR4 Optical Transceiver Module CWDM PAM4 2km Duplex LC SMF 400GBASE-FR4 Ethernet Data Center Optical Module

Name: 400G QSFP-DD FR4 Optical Transceiver Module CWDM PAM4 2km Duplex LC SMF 400GBASE-FR4 Ethernet Data Center Optical Module
Brand: Shenzhen FiberMania Technology Co., Ltd.
SKU: 1999103411

Guangdong, ChinaShenzhen FiberMania Technology Co., Ltd.

US$29.00-112.00

10 piece

Product profile

Customization

Available

Usage

Computer, Workstation, Server

Type

400Gbps Transceiver

Model NO.

400G-QSFP-DD-FR4-2KM

Support Network

Ethernet

Information content

Data

Certification

CE, RoHS

Condition

New

Data Rate

425Gbps

Form Factor

QSFP-DD

Standard

400GBASE-FR4

Electrical Interface

8×53.125Gbps PAM4

Connector

Duplex LC

Wavelength

1310nm

Max Distance

Up to 2km

Fiber Type

Single Mode Fiber (SMF)

Power Supply

3.3V

Power Consumption

≤12W

Transport Package

Carton

Specification

1 Piece

Trademark

FiberMania

Origin

Shenzhen, China

Production Capacity

80, 0000 Connections Per Month

Key features

Supports 400GBASE-FR4 Ethernet transmission up to 2km over single-mode fiber.

Uses 4-channel CWDM MUX/DEMUX architecture for efficient wavelength multiplexing.

Compliant with 100G Lambda MSA 400G-FR4 specification for interoperability.

Company profile

ODM ServicesImporters and ExportersQA/QC InspectorsProduction Process Visualization

Shenzhen FiberMania Technology Co., Ltd.

Guangdong, China

Business Type: Manufacturer/FactoryAverage Response Time: ≤1.70h

AI-Powered supplier vetting

SummaryFiberMania demonstrates established quality, customization, production, and service processes. It states compliance with ISO 9001:2015 and product certifications including CE, RoHS, UL, and ETL. The supplier provides ODM, OEM, and multiple customization options, supported by documented R&D and quality procedures. It reports inventory capability, valid contracts with associated subcontractors, and access to automated fiber-processing facilities. After-sales support includes stated 24/7 customer and technical service, with documented complaint-handling and corrective-action procedures. However, the available evidence also shows limitations in international service infrastructure: no overseas warehouse, showroom, agent, or branch, no offline trade-show participation, and no overseas service coverage reported. Financial records are referenced for multiple years, but the slices do not provide sufficient evidence to assess financial strength or credibility. No customer-specific cases are identified.

Supplier typeThe supplier operates as a customized fiber-optic product manufacturer with ODM and OEM capabilities. It supports customization from samples and designs, full and minor customization, and reports OEM service for recognized brands.

CertificationsFiberMania states that it follows the ISO 9001:2015 quality system and that its products comply with CE, RoHS, UL, and ETL certifications. These are explicit certification and compliance claims, although the slices do not provide certificate numbers or validity dates.

After-Sales capabilityThe supplier promises 24/7 customer and technical support and reports clear, followed procedures for corrective and preventive actions and customer complaints. Its engineers also provide technical support for after-sales service, indicating structured post-sale assistance.

R&D capabilityThe supplier reports new products during the past year, ODM capability, technology engineers responsible for new product development, and design documentation available for audit. It does not have an available SDK, but the evidence still supports active product development and documented R&D processes.

Production capacityProduction resources include automatic fiber cutting, adhesive dispensing, crimping, curing, and polishing facilities, with reported output information for several cable and panel products. The supplier also reports inventory capability and valid manufacturing contracts with associated subcontractors, supporting operational capacity.

Customization capabilityFiberMania explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization. These options are repeated across the R&D and production capability records, providing direct evidence of broad customization support.

Product Q&A

Q:What is the transmission distance of the 400G QSFP-DD FR4 module?

A: The QSFP-DD FR4 optical transceiver supports up to 2km transmission over single-mode fiber, making it suitable for data center interconnect and enterprise network links requiring medium-distance 400G connectivity.

Q:How does the CWDM technology work in this FR4 transceiver?

A: The module uses four CWDM optical lanes with MUX/DEMUX technology. Each wavelength carries a portion of the 400G signal, and the four channels are combined onto a duplex fiber connection to achieve high-bandwidth transmission with reduced cabling complexity.

Q:What fiber cabling is required for this QSFP-DD FR4 module?

A: The module is designed for single-mode fiber (SMF) infrastructure and typically uses duplex LC connectors, allowing compatibility with existing long-reach data center and enterprise fiber networks.