Where Performance and Reliability is Critical 


Cosel has been manufacturing quality AC to DC switch mode and DC to DC power supplies since 1969. With their commitment to quality, reliability, and customer service, backed by a documented field failure rate of under 100 PPM, Cosel has been the dependable and cost effective solution for over 35 years.


When quality is a must, reliability is critical, and on time delivery is crucial, Cosel stands alone.



Top Seller


SUCS1R5 Series 1.5 W Single Output 5 V On-Board Type DC-DC Converter

Mfr Part#:SUCS1R5050...

RoHS compliant

From as low as   $13.03 USD

Recently updated


PLA600F Series 600 W Single Output 12 V Enclosed AC/DC Power Supply

Mfr Part#:PLA600F-12

RoHS compliant

From as low as   $133.42 USD

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