Ascend Electronics® offers an extensive line of toroidal power transformers, including off-the-shelf and custom-designed toroidal products. Toroidal power transformers are widely used and preferred in industries that demand highly efficient power products. These industries include medical, telecommunications, computer, power conditioning, renewable energy, and other industrial applications.
Our state-of-the-art winding machines, testing equipment, and wealth of knowledge ensures the highest quality toroidal power transformers and products for any application. We offer standard product lines for isolation and power conditioning applications, audio transformer applications, and more. And with our custom design capabilities and unique manufacturing knowledge, we can provide OEM customers with custom power solutions as well.
Inherent advantages of the toroidal (ring, donut-shaped core) transformer relative to other core configurations:

  • nearly ideal magnetic circuit, which results in
  • lower stray magnetic field
  • less volume and weight
  • less audible hum
  • higher efficiency (perfect for stray magnetic field sensitive circuitry)

We offer a broad range of standard products that can be quickly and easily configured. We provide the specific wire harnesses, enclosures, and even electrical circuit designs your application might require. The majority of our solutions have a combination of the following

  • Custom primary and secondary voltage
  • Variety of connection and harnessing options
  • Custom mounting and enclosures to meet customer requirements
  • Low height/easily configured into minimal space

 

 

Standard configuration of our Autotransformers provides a single winding with two end terminals, and one or more terminals at intermediate tap points. Secondary can be stepped up or stepped down. The exact voltage dependence on the Autotransformer configuration. (See below and reference to data sheet.) Ascend Electronics manufactures Autotransformers for single and for three phase applications.

Power Range 1 VA to 1 kVA (standard)
Input Voltage Range 90V to 600V (standard)
Output Voltage Range 1V to 600V (standard)
Multiple Input and Output Configuration Available Tap
Frequency Range 50, 60, 400 Hz (higher available)
Temperature Class 130°C, 155°C, 180°C  
Thermo Fuse Optional  
Phase Single Phase  

Other configurations are available.

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