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Welcome to PSUI's press releases page where we feature the latest developments regarding our company.

3d-model-step-files-for-the-grn-200-nxt-400m-seriesWrentham, MA — Power Sources Unlimited, Inc. announces the availability to download from 3D STEP files for incorporating our Integrated Power Design’s GRN-200 and NXT-400M Series into your equipment drawings. STP files for the open frame power supply, power supply with chassis only and power supply with chassis and cover can be found at Download full specifications, 3D model files and to procure parts online. For GRN-200 Series go to: For NXT-400M Series go to: 1916
psui-receives-re-certification-of-registration-for-iso-9001-2008Congratulation to Power Sources Unlimited, Inc. on it's Certificate of Registration from ISOQAR to the ISO 9001:2008 Standard.Power Sources Unlimited, Inc. is a premier ISO 9001:2008 Authorized Stocking Distributor in North America for AC-DC power supplies, DC-DC converters, DC UPS, Industrial Power, Medical Power, LED Power, Green Power and Telecom/Wireless Power for small, medium and large quantity OEM customers. Our staff has an impressive 100+ years of combined experience supporting the entire life-cycle of a program from design-in through final production.ISO 9001 - the Quality Management StandardISO 9001 is the internationally recognized...
market-update-from-psui-and-semiconductor-circuits-incOver the past few years, power levels for DC/DC converters were only available from larger size modules. Now they've migrated downward into much smaller packages. Not only are relative footprints becoming smaller, but they're also providing more cost effective power solutions.Advancements in converter technologies and packaging have resulted in a significant decrease in the  cost per watt, while also optimizing available board space. Given the large selection of brick sizes, the system designer can now choose the right sized module at the right price.PSUI is pleased to offer these exciting designs through  their  partners at Semiconductor...
railway-industry-dc-dc-convertersWrentham, MA — Power Sources Unlimited, Inc. offers a broad range of 8 to 200 Watt DC-DC converters for the railway/transportation industry that are designed to perform at the highest levels under the most extreme harsh and hazardous environments to our TRACO Power portfolio. The TEN, TEP and TEQ Series are isolated high performance dc-dc converter with ultra-wide 4:1 input voltage ranges that meet the stringent requirements for mobile and stationary railway applications in accordance to EN 50155 standard. Input voltage ranges cover the nominal 24, 36, 72 and 110VDC with ±40 % tolerance. Single output voltage range from 3.3 to 48VDC while the...