25GBASE‑ER SFP28 25G CWDM 40km 1471~1551nm Transceiver

SKU: SFP-CW53T5-40DC

Product Highlights

Supports up to 25.78Gbps bit rates

Hot-pluggable SFP+ footprint

CWDM Cooled EML laser and a APD photodiode,

Up to 40km for SMF transmission

Compliant with SFP+ MSA and SFF-8472 with duplex LC receptacle

Compatible with RoHS

Real Time Digital Diagnostic Monitoring

Operating case temperature:0 to +70°C

Required Products

Total price discount:

BUY TOGETHER

Inquiry together

25GBASE‑ER SFP28 25G CWDM Transceiver 40km SMF LC DDM | Fibertop

The SFP‑CW53T5‑40DCP is high‑performance 25GBASE‑ER SFP28 25G CWDM coarse wavelength division multiplexing transceiver with 25.78Gbps bit rate. It adopts cooled EML laser transmitter and high‑sensitivity APD photodiode integrated with TIA preamplifier, achieving up to 40 km transmission over single‑mode fiber, covering CWDM wavelength 1471nm~1551nm. Hot‑pluggable SFP+ footprint with duplex LC receptacle, supporting real‑time DDM digital diagnostic monitoring complying with SFF‑8472. Powered by single +3.3 V supply with power dissipation below 3.3 W, operating case temperature 0℃~70℃. It meets Class I laser safety, SFP+ MSA and RoHS requirements, suitable for 25GBASE‑ER Ethernet, CWDM WDM system, 40km data‑center interconnection and telecom access transmission.

Technical Specification

Vendor Name	FIBERTOP	FIBERTOP Part Number(s)	SFP-CWxxT5-40DC
Transceiver Type	ER4	Reach	40km
Wavelength	CWDM	Form Type	SFP28
Speed Description	25G	Media	SMF
Connector	Duplex LC	Extinction Ratio	> 6 dB
TX Power	-1 ~ 4 dBm	Receiver Sensitivity	< -20 dBm
Applications	25G Ethernet, High performance computing, interconnect, Data center	Environment	Operating: 0°C to 70°C

Frequently Asked Questions

Q: What CWDM wavelengths are supported?

A: Supports CWDM CH47(1471nm), CH49(1491nm), CH51(1511nm), CH53(1531nm), CH55(1551nm), custom wavelength available.

Q: Is hot‑swap supported?

A: Yes, hot‑pluggable following SFP+ MSA hot‑insertion pin sequence.

Inquiry Form

Please fill out the form below to request a quote or to request more information about us. please be as detailed as possible in your message, and we will get back to you as soon as possible with a response. we’re ready to start working on your new project, contact us now to get started.