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Reliable, Efficient, Ready

We have your power supply needs covered with our broad range of switching power supplies, DC/DC converters and linear power modules. With thousands of off-the-shelf models and custom designs, we produce every power supply to the highest quality and performance standards.

Spanning a range from 0.5 to 200 Watts, our comprehensive DC/DC converter lineup includes a huge variety of output types, packaging options.

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Our switching power supplies feature universal input capability and a range of output options, PC card, Din Rail or chassis mounting and high-performance EMI input filter.

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Our AC-DC linear encapsulated power modules are UL, CE and CUL certified and feature a high isolation voltage option, short circuit protection and super low noise.

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Linear Power Supply Overview


Featured Product


DC-DC Converter For Use In Industrial Applications Up To 100 Watts


For use in industrial applications, the 100-watt QB100 Series quarter-brick DC-DC converter features a 4:1 ultra wide input range, low standby power consumption and high efficiency up to 93 percent. The device, which comes in a 2.28" x 1.45" x 0.50" package, also features 2250 Vdc input to out basic insulation. It is RoHS II and Reach-compliant and meets information technology equipment safety standards including UL60950-1, EN60950-1 and IEC60950-1.

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Polytron Devices designs, manufactures and distributes high-performance power supplies for a wide variety of applications, including:

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