Insights

Reliability Focus Cosel USA specializes in high-reliability switch mode power supplies, DC-DC converters, and EMI filters with a long-standing track record since 1969, indicating strong project-fit for customers prioritizing durability and quality in mission-critical applications.

SMPS Demand As a leading supplier of switch mode AC-DC power supplies and DC-DC converters, Cosel is well-positioned to win opportunities in electronics manufacturing, industrial equipment, medical devices, and automotive segments that require compact, efficient power conversion.

Mid-market Target With current revenue in the 10–25 million USD range and a lean team, Cosel can accelerate growth through channel partnerships and OEM collaborations with mid-market players seeking reliable power solutions without engaging with large incumbents.

Global Standards Cosel’s emphasis on quality and customer service, coupled with a global footprint suggested by its affiliation with major players in the power electronics ecosystem, presents upsell opportunities in certification-driven programs and long-term supply agreements.

Tech and Services Leveraging its established tech stack and engineering expertise, Cosel can differentiate through design support, EMI filtering solutions, and rapid customization, targeting customers needing tailored power solutions and strong post-sale technical service.

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Cosel USA Tech Stack

Cosel USA uses 8 technology products and services including Cloudflare Web Optimizations, WordPress, WooCommerce, and more. Explore Cosel USA's tech stack below.

  • Cloudflare Web Optimizations
    Analytics
  • Content Management System
  • E-commerce
  • Infrastructure As A Service
  • Really Simple Discovery
    Miscellaneous
  • Microsoft Word
    Office Suites
  • Office Suites
  • FitVids.js
    Web Tools And Plugins

Cosel USA's Email Address Formats

Cosel USA uses at least 4 email formats:
Cosel USA Email FormatsExamplePercentage
First@coselusa.comJohn@coselusa.com
65%
FLast@coselusa.comJDoe@coselusa.com
26%
First.Last@coselusa.comJohn.Doe@coselusa.com
5%
FirLast@coselusa.comJohDoe@coselusa.com
4%

Frequently Asked Questions

What is Cosel USA's phone number?

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You can contact Cosel USA's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Cosel USA's official website and social media links?

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Cosel USA's official website is coselusa.com and has social profiles on LinkedIn.

How much revenue does Cosel USA generate?

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As of August 2026, Cosel USA's annual revenue is estimated to be $10M - $25M.

What is Cosel USA's NAICS code?

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Cosel USA's NAICS code is 335 - Electrical Equipment, Appliance, and Component Manufacturing.

How many employees does Cosel USA have currently?

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As of August 2026, Cosel USA has approximately 19 employees across 2 continents, including North America and Asia. Key team members include Regional Sales Manager: E. W., Strategic Accounts Manager East: D. B. and Engineering Manager: T. Y. Explore Cosel USA's employee directory with LeadIQ.

What industry does Cosel USA belong to?

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Cosel USA operates in the Appliances, Electrical, and Electronics Manufacturing industry.

What technology does Cosel USA use?

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Cosel USA's tech stack includes Cloudflare Web Optimizations, WordPress, WooCommerce, Google Cloud, Really Simple Discovery, Microsoft Word, Office 365 and FitVids.js.

What is Cosel USA's email format?

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Cosel USA's email format typically follows the pattern of First@coselusa.com. Find more Cosel USA email formats with LeadIQ.

When was Cosel USA founded?

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Cosel USA was founded in 1969.
Cosel USA logo

Cosel USA

Appliances, Electrical, and Electronics ManufacturingCalifornia, United States11-50 Employees

Cosel USA designs and manufactures power conversion and EMI filtering solutions for use in electrical and electronic products. The company specializes in switch mode AC-DC power supplies and DC-DC converters, offering reliable components intended to meet stringent quality and service expectations for critical applications. Based in San Jose, California, Cosel has established itself within the appliances, electrical, and electronics manufacturing sector with a focus on reliability and technical support as distinguishing attributes. The organization has a long-standing history in the field, dating back to 1969, and serves customers seeking dependable power and filtration solutions. As a smaller, specialized player in its industry, Cosel emphasizes consistent performance and customer service as core elements of its positioning. A recent development highlights ongoing activity in its operational domain, underscoring continued involvement in its market niche.

Section iconCompany Overview

Phone number
NAICS Code
335 - Electrical Equipment, Appliance, and Component Manufacturing
Founded
1969
Employees
11-50

Section iconFunding & Financials

  • $10M - $25M

    Cosel USA's revenue is estimated to be in the range of $10M - $25M

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