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  • 7 leading manufacturers
  • 33 additional suppliers
  • 15 states and provinces
  • 13 related categories
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Leading manufacturers
Listings in this category's Leading placements, shown first in IQS sequence order.
Additional suppliers
The category's other listings, shown on its Additional Companies page. Counted by listing.
States and provinces
U.S. states and Canadian provinces where the listed companies are located.
Related categories
Other categories IQS links from this one as related products or processes.
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DC Power Supplies Manufacturers and Suppliers

IQS Directory presents an extensive collection of DC power supply manufacturers and suppliers. Explore our site to locate DC power supply companies capable of designing, engineering, and producing DC power supplies that meet your specific requirements. Our platform offers a convenient way to review and compare top DC power supply manufacturers, featuring comprehensive product descriptions and interactive ads. Utilize our straightforward request for quote form to easily connect with these companies. You'll gain access to detailed profiles, website links, contact information, and informative product videos. Stay updated with the latest product news and reviews. Whether your needs include basic DC power supplies, advanced power management systems, or custom-designed solutions, IQS Directory is your go-to resource for finding the right manufacturers.

Suppliers located in CA, NY, MA +12 more states

Read the DC power supplies guide
Contents (5 sections)

Leading DC Power Supplies Manufacturers

Location

Showing all 7

Leading DC power supplies manufacturers
Placement No.ManufacturerLocationContactActions
1

TDK-Lambda Americas Inc.

TDK-Lambda Americas designs and manufactures a wide range of AC-DC and DC-DC power supplies and EMI Filters for Medical, Telecom, Industrial, Datacom, and Test & Measurement applications worldwide. The company has been a major provider of power solutions since 1948. TDK-Lambda is a subsidiary of the TDK Corporation, a leading global electronics company.

LocationNational City, CA
View Manufacturer
2

Triad Magnetics

Triad offers a wide variety of standard and custom power supplies in applications from industrial controls to medical, audio to alternative energy. We design and produce common-mode and differential mode chokes, as well as inductors that can be used for noise filtering. With over 1,500 standard parts and the capability to customize any of our products to meet your specific needs, our engineering team is available to assist you. Contact us today to let us know how we can help.

LocationPerris, CA
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3

Acopian Power Supplies

For 4 decades, Acopian Power Supplies has specialized in long lasting power supplies (0 volts – 30000 V). We offer AC power supplies, DC power supplies, AC to DC converters, uninterruptible power supply (UPS), AC to DC power supplies & high voltage power supplies. With quality customer service & technical support, we have thousands of power supplies for thousands of applications.

LocationEaston, PA
View Manufacturer
4

Applied Power Systems, Inc.

APS are specialists in power conversion and the manufacture of high performance power systems. Products include power converters and inverters; motor drives and brakes; battery chargers; AC and DC power supplies; driver circuits and more. Custom and standard power systems are available.

LocationHicksville, NY
View Manufacturer
5

AgozTech LLC

At AgozTech, we specialize in providing reliable power supplies and charging solutions designed to support electronic devices across commercial, industrial, and everyday applications. We offer a selection of power adapters, charging cables, and power accessories that help maintain consistent performance and dependable connectivity.

LocationIndian Trail, NC
View Manufacturer
6

Quail Electronics, Inc.

At Quail Electronics, we are your power cord specialists. Our power supplies consist of green dot cords, high voltage cords, North American and international cords, specialty cords, plus adapters, plugs and strips. If you require something else, Quail Electronics can manufacture a custom cord to meet your specific needs. Call us today for your product needs.

LocationLivermore, CA
View Manufacturer
7

NWL, Inc.

At NWL, we specialize in designing and manufacturing power supplies and power conversion equipment for demanding industrial applications. We provide engineered solutions that support systems requiring reliable high-voltage, high-power, and precision electrical performance.

LocationBordentown, NJ
View Manufacturer
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Leading DC power supplies manufacturers are listed first on this page, each with a website preview and a Request a Quote button on its row.

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Additional DC Power Supplies Companies

The category’s other DC power supplies companies are listed on their own page, with location, phone and website where each supplier provides them.

View 33 Additional DC Power Supplies Companies

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DC Power Supplies Industrial Manufacturing Guides

1 guide

DC Power Supply: Basics, Types and Applications

This article will take an in-depth look at DC/DC power supplies: What is a DC/DC Power Supply? Types of DC/DC Power Supplies Basics of DC/DC Power Supplies…

8 chapters

Quick Answers

How many DC power supplies manufacturers are listed on IQS Directory?
7 leading manufacturers and 33 additional suppliers.
Where are DC power supplies manufacturers located?
The listed suppliers are in 15 states and provinces: California (10), New York (5), Massachusetts (4), New Jersey (3), Ohio (3), Pennsylvania (3), British Columbia (2), Indiana (2), and 7 more.
How do I get quotes from DC power supplies suppliers?
Select suppliers in the table and choose Request Quotes. IQS reviews your request and forwards it to every supplier you select.

DC Power Supplies

DC power supplies operate by receiving an input power and then outputting the required form of DC power. There are a variety of types of DC power supplies such as linear power supplies, switching power supplies, DC/DC converters and high voltage power supplies. 

Linear DC power supplies have a transformer that reduces AC input to a lower voltage and also acts as a safety barrier for the low voltage output from the AC input. The AC output is then converted to low-voltage DC output, which is regulated into the required output voltage. Switch mode DC power supplies, in comparison, use diodes and capacitors to rectify and smooth AC voltage. This voltage turns into a high voltage DC, which is converted into a safe, low voltage with high frequency. Another common type of DC power supplies, the DC/DC converter, works by converting a source of direct current from one voltage to another.

Many applications utilize DC power supplies. Two very common uses are in cellular phones and laptop computers. They can also be used in telecommunications equipment, medical equipment, video technology, computer flash memory, and process control systems. All types of DC power supplies have the ability to be PCB mount, wall mount adapters, rack mount, internal or open frame, desktop, or DIN rail. DC power supplies can accept input voltages such as DC input, AC single phase, or AC three phase, with common outputs of DC power supplies being 3.3V, 5V, 12V, 15V, 24V and 48V. DC power supplies can come with many types of user interfaces and can use different operating temperatures as well.