Company lists · Data refreshed October 2026

Top 23 Course wavelength division multiplexing (cwdm) small form factor pluggable (sfp) transceivers suppliers worldwide

RevenueBase identified 149 company matches for course wavelength division multiplexing (cwdm) small form factor pluggable (sfp) transceivers suppliers worldwide as of October 2026 and tracks 1,159 professional contacts across them, including 113 with verified work emails. Shenzhen is the largest hub.

This list covers company matches for course wavelength division multiplexing (cwdm) small form factor pluggable (sfp) transceivers suppliers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 24, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 24, 2026 How this list was built
149Companies
1,159Contacts tracked
113Verified emails
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The 23 largest course wavelength division multiplexing (cwdm) small form factor pluggable (sfp) transceivers suppliers worldwide

Ranked by team size
Top 23 of 149 company matches for course wavelength division multiplexing (cwdm) small form factor pluggable (sfp) transceivers suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 24, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchTustin, CA, United StatesHQ recorded Oct 24, 2026201-50068 contacts →

Exact match

“AddOn Networks is a leader in optical connectivity solutions serving a wide range of customers, from global organizations in financials, web 2.0/cloud, to SMB, healthcare, and…”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
2Exact matchRidgefield Park, NJ, United StatesHQ recorded Oct 24, 2026201-50056 contacts →

Exact match

“OE Solutions (KOSDAQ: 138080) is a global technology leader in optical transceivers for both wireless and wireline markets.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
3Exact matchAlmere, NetherlandsHQ recorded Oct 24, 202651-20030 contacts →

Exact match

“Solid Optics specializes in optical transceivers and related products, including custom dark fiber CWDM and DWDM products.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
4Exact matchShenzhen, ChinaHQ recorded Oct 24, 2026501-1,00030 contacts →

Exact match

“Flyin Group Co,Ltd, established in Nov, 2005, is a leading worldwide manufacturer of fiber optic components.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Oct 24, 202611-5029 contacts →

Exact match

“We are specialist suppliers of compatible fibre optic transceivers and related networking solutions products since 2003.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
6Exact matchJiaxing, ChinaHQ recorded Oct 24, 2026501-1,00024 contacts →

Exact match

“Broadex Technologies is a leader in the design and manufacture of passive and active optical components for DWDM, FTTH, data centre and wireless networks.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
7Exact matchSebastopol, CA, UkraineHQ recorded Oct 24, 20261-1018 contacts →

Exact match

“LUMA Optics is a single-source manufacturer of optical transceivers compatible with top network equipment platforms.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
8Exact matchAllerød, DenmarkHQ recorded Oct 24, 20261-1013 contacts →

Exact match

“We have designed a range of transceivers to fulfill all fiber optic transmissions needs.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
9Exact matchHongkong, Hong KongHQ recorded Oct 24, 202611-5011 contacts →

Exact match

“3Coptics goal is to integrate high-quality manufacturing source of whole supplying provide the cost-effective optical interconnect solutions for customers in a diverse number of…”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
10Exact matchNoida, IndiaHQ recorded Oct 24, 202611-509 contacts →

Exact match

“FibRSol Global Network Limited is an Emerging and fastest growing Indian brand.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
11Exact matchVantaa, FinlandHQ recorded Oct 24, 20261-109 contacts →

Exact match

“BCC Solutions Ltd is one of the leading suppliers and offers advanced solutions for building and maintaining telecommunication networks.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
12Exact matchBellevue, WA, United StatesHQ recorded Oct 24, 202651-2007 contacts →

Exact match

“Hyper Photonix Ltd.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
13Exact matchDallas, TX, United StatesHQ recorded Oct 24, 20261-106 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
14Exact matchUnited StatesHQ recorded Oct 24, 202611-505 contacts →

Exact match

“CloudOptics was founded in HongKong in 2017 and provides world class optical communication products to the market.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
15Exact matchCirencester, United KingdomHQ recorded Oct 24, 202611-504 contacts →

Exact match

“GBICS is a trusted manufacturer of high-performance optical transceivers and an official partner of NVIDIA, Intel and Juniper Networks.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
16Exact matchKraków, PolandHQ recorded Oct 24, 20261-104 contacts →

Exact match

“Specjalizujemy się w dostarczaniu zaawansowanych komponentów służących do budowy wydajnych systemów transmisji danych w sieciach światłowodowych.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
17Exact matchNorth Ryde, AustraliaHQ recorded Oct 24, 20261-103 contacts →

Exact match

“Future proof your multimode fiber network in under 1 hour!”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
18Exact matchCirencester, United KingdomHQ recorded Oct 24, 20261-103 contacts →

Exact match

“We're on your Wavelength!”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
19Exact matchSan Jose, CA, United StatesHQ recorded Oct 24, 202651-2003 contacts →

Exact match

“Wavesplitter Technologies is volume supplier of quality optical transceivers for high speed data communications.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
20Exact matchNewbury, United KingdomHQ recorded Oct 24, 202611-503 contacts →

Exact match

“Discover the integrator's choice in fiber optic connectivity with Plusoptic.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
21Exact matchShanghai, ChinaHQ recorded Oct 24, 202611-502 contacts →

Exact match

“Howell Optic Communication Technology Co,Ltd is a well-established enterprise engaged in supplying and trading Optical Components.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
22Exact matchRossland, CanadaHQ recorded Oct 24, 20261-102 contacts →

Exact match

“TenFourOptics® supplies OEM-compatible optical transceivers from 1G to 800G, SFP, SFP+, SFP28, QSFP+, QSFP28, QSFP-DD, and OSFP form factors, for Cisco, Nokia, Calix, Juniper…”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
23Exact matchStockholm, SwedenHQ recorded Oct 24, 20261-101 contacts →

Exact match

“Opto Dynamics provides you with requested hardware within the ict industry.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase

Showing 23 of 149 course wavelength division multiplexing (cwdm) small form factor pluggable (sfp) transceivers suppliers worldwide

See the full list, filter by size, metro and specialty, and access 113 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Course wavelength division multiplexing (cwdm) small form factor pluggable (sfp) transceivers suppliers worldwide at a glance

As of Oct 24, 2026
9.7%Verified-email coverage
7.8Average contacts per company
51-200Median size (employees)
27.5%Largest-city concentration · Shenzhen
Oct 24, 2026Page data refreshed

Companies by employee count

1-10
36
11-50
31
51-200
49
201-500
25
501-1,000
6
1,001-5,000
2

Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 149 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records worldwide whose business descriptions match “course wavelength division multiplexing (cwdm) small form factor pluggable (sfp) transceivers suppliers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 113 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on October 24, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “course wavelength division multiplexing (cwdm) small form factor pluggable (sfp) transceivers suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many course wavelength division multiplexing (cwdm) small form factor pluggable (sfp) transceivers suppliers are there worldwide?

RevenueBase identified 149 company matches for course wavelength division multiplexing (cwdm) small form factor pluggable (sfp) transceivers suppliers worldwide as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Addon Networks tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most course wavelength division multiplexing (cwdm) small form factor pluggable (sfp) transceivers suppliers?

Shenzhen leads with 41 company records, followed by Chengdu (3) and Wuhan (3).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 113 professional contacts with verified work emails tracked across these 149 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 24, 2026.

Ready to reach these companies? Verified emails and direct dials for all 149 course wavelength division multiplexing (cwdm) small form factor pluggable (sfp) transceivers suppliers worldwide. Start with a free account, no credit card.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.