ATOP 25G DWDM Tunable SFP28 transceiver is a high-performance, 25G DWDM tunable module for duplex optical data communications, supporting 48 channels (191.3~196.0THz) wavelength adjustment with 100GHz channel spacing. This SFP28 DWDM module is designed for use in 28Gb/s links up to 15KM of G.652 single mode fiber.
Featured with a high-performance transmitter of DBR+SOA+MZ and high sensitivity APD receiver, this transceiver is well suited for 5G front-haul and back-haul network, data center core network and enterprise campus network. Digital diagnostics functions are available via an I2C interface, as specified by SFF-8472 and SFF-8402. It has built-in clock and data recovery (CDR).
Product Type
25G Tunable
Form Factor
SFP28
Data Rate
25.78Gbps
Wavelength
1529.55nm~1567.13nm(100GHz)
Component
DBR-LD+APD
Output Power
0~4dBm
Rec. Sens
-19.5dBm
Connector
LC
Case Temp.
C/E/I
Reach
15km
Max Power Consumption
2.5W
Application
Transmission, Wireless
Protocol
Ethernet, CPRI, eCPRI
Built for Deployment, Not Just Specification
ATOP products are engineered for real-world network environments where performance, compatibility, and long-term reliability matter.
Each product is designed, manufactured, and validated within ATOP’s factory-direct production ecosystem, ensuring consistency across batches, predictable availability, and dependable operation beyond initial deployment.
Compatibility & Ongoing Validation
This product is validated for interoperability with mainstream platforms and undergoes continuous review across firmware updates and production cycles.
Compatibility at ATOP is not a one-time certification. It is actively maintained to reduce deployment risk, prevent post-installation issues, and support stable operation as networks evolve.
Supply, Scale & Lifecycle Assurance
As a manufacturer, ATOP controls the full lifecycle of this product, from component sourcing and assembly through testing, traceability, and volume delivery.
Consistent performance across production runs
Predictable lead times and scalable supply
Long-term availability aligned with customer roadmaps
Traceability, Compliance & Sustainability
Each ATOP product is backed by full production traceability and compliance documentation, including ESG and regulatory requirements where applicable.
Factory-level visibility enables accurate reporting, audit readiness, and confidence in sourcing, without retroactive data collection or assumptions.
Part of a Broader Portfolio
This product represents one configuration within ATOP’s wider portfolio of optical transceivers and high-speed interconnect solutions. Variants, adjacent specifications, and alternative form factors may be available based on platform, reach, or deployment requirements.
If you don’t see an exact match, ATOP can advise on equivalent or optimized alternatives.
