Compatible 100GBASE-ZR4 QSFP28 Optical Transceiver Module for Long-Haul DCI Networks

QSFP28-100G-ZR4

The QSFP28-100GB-ZR4 is a high-performance, long-haul optical transceiver designed for single-mode fiber networks. It enables 100G data transmission over distances up to 80 km without requiring external amplification, through advanced WDM technology. Compliant with industry standards, this compact transceiver supports high-density deployments and provides seamless integration with existing 100G infrastructure.

Product Highlights
*Supports up to 80km transmission over single mode fiber
*Duplex LC interface for long-haul connectivity
*Compliant with IEEE 802.3bm and QSFP28 MSA
*Digital Diagnostic Monitoring (DDM)
*Compatible with Cisco, Arista, Juniper, Huawei and H3C platforms
*Ideal for DCI and telecom backbone networks
*Hot-pluggable QSFP28 form factor

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Brand Compatible With 100GBASE-ZR4 QSFP28 Transceiver Module（QSFP28 Double Fiber Single-Mode, 100G, 1310nm, 80km, LC, DDM）

The 100G QSFP28 ZR4 optical transceiver is designed for long-distance 100G Ethernet transmission over single mode fiber.
Supporting link distances up to 80km through duplex LC interfaces, it is widely deployed in data center interconnect (DCI), carrier backbone networks, metro transport systems, and cloud infrastructure environments.
The module complies with IEEE 802.3bm and QSFP28 MSA standards while providing reliable interoperability across major networking platforms.

Product Details

Part Number：QSFP28-100GB-ZR4

Description：QSFP28 optical module, duplex LC, single mode fiber, 1310nm, 80km, DDM

Compatible with：H3C, HW, Cisco, HP, etc

Data Rate	Module Type	Distance	Wavelength	Interface	Temperature	DDM
100Gb/s	QSFP28	80KM	1310nm	LC	0~70℃	Yes

Specifications

Part Number	QSFP28-100G-ZR4	Brand	Firstoptic
Form Factor	QSFP28	Max. Data Rate	103.125Gbps (4x 25.78Gbps)
Wavelength	1310nm	Max. Cable Distance	80km
Connector	Duplex LC	Media	SMF
Transmitter Type	EML	Receiver Type	APD
TX Power	2~6.5dBm	Minimum Receiver Power	-28dBm
Power Budget	30dB	Receiver Overload	2dBm
Power Consumption	≤6W	Extinction Ratio	>6dB
Core Size	9um	Modulation	4x25G NRZ
Commercial Temperature Range	0 to 70°C (32 to 158°F)	Protocols	QSFP28 MSA, SFF-8636, IEEE 802.3bm, CAUI-4

Certification system

Please Note: Installing a third party transceiver does not void your network equipment warranty. Network equipment manufacturers all have guidelines stating that warranty support on their products will not be affected.

Application Scenarios

100g qsfp28 zr4 optical module DCI 80km interconnection schematic

Long-Haul DCI Connectivity

The 100G QSFP28 ZR4 optical module is designed for long-haul data center interconnect (DCI) applications, supporting reliable 100G transmission over distances up to 80km through single mode fiber.

Ideal for connecting geographically separated data centers, it enables high-bandwidth and low-latency communication between cloud infrastructure facilities.

Carrier Backbone Networks

The 100GBASE-ZR4 optical transceiver is widely deployed in telecom backbone and carrier transport networks where long-distance 100G Ethernet connectivity is required.

Its 80km transmission capability helps service providers expand network coverage while maintaining stable and efficient data transport.

100g qsfp28 zr4 optical module carrier backbone network diagram

Cross-City Data Transmission

Supporting up to 80km transmission over duplex LC single mode fiber, the 100G QSFP28 ZR4 optical module is suitable for cross-city network connectivity and enterprise backbone deployments.

It provides a cost-effective solution for extending high-speed 100G links between remote network locations.

Features

Before shipping, we conduct rigorous product testing, including the testing of 100G QSFP28 optical modules, to ensure that every product meets the high quality standards. We are committed to providing the most reliable and highest quality optical fiber communication products, to bring excellent performance and stability to our customers.

Test Equipment

100gbase-zr4 optical module compatibility validation on Arista data center switch platform

Compatible Test

QC Test

High Compatibility for all Brands

The company sells a full line of QSFP28 optical module products compatible with all major brands of equipment.

FAQ Section

Q1: What is the transmission distance of a 100GBASE-ER4 optical transceiver?
A: A 100GBASE-ER4 optical transceiver supports transmission distances up to 40km over single-mode fiber.

Q2: What fiber type is required for 100G ER4?
A: 100G ER4 uses single-mode fiber with a duplex LC interface.

Q3: What is the difference between 100G LR4 and 100G ER4?

A: 100G LR4 supports up to 10km transmission, while 100G ER4 supports up to 40km, making ER4 more suitable for metro and carrier network applications.

Q4: Where is the 100G QSFP28 ER4 optical module commonly used?
A: It is commonly used in metro networks, ISP backbone links, carrier transmission networks, enterprise backbone connections, and data center extension.

Q5: Is the 100G ER4 transceiver compatible with Cisco and Arista switches?
A: Yes. The module can be programmed and tested for compatibility with major platforms including Cisco, Arista, Huawei, H3C, Juniper, and Dell.

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