Transformers

In the transformers category at the Onninen wholesaler you will find a wide selection of transformers, ideal for applications in industrial automation and maintenance. We offer single-phase, three-phase, safety and specialist transformers, which ensure reliable operation and stable power supply of devices. Our products are characterized by high quality of workmanship, durability and compliance with applicable standards. This makes them an excellent choice for applications requiring precise voltage control and protection of systems against failures.

Single-phase transformers - characteristics

Single-phase transformers are devices used to transform voltage in single-phase power systems. They are characterized by a simple structure, consisting of two windings - primary and secondary - wound on a magnetic core. The key features of these transformers are:

• Adapted to single-phase power systems – used mainly in home and small industrial installations.
• Voltage stabilization – provide safe and stable output voltage.
• High efficiency – minimal energy losses during operation.

Single-phase transformers are valued for their high efficiency, which means minimal energy loss during operation. Additionally, their construction is usually simple and compact, which makes installation and maintenance easier. Depending on the needs, they can be equipped with various protective functions, such as thermal and overload protection, which increases the safety of their use.

Single-phase transformers are also very versatile – available in a variety of power and voltage ranges, allowing for precise matching to specific applications. Low electromagnetic interference emission makes them ideal for applications where voltage stability and signal purity are key, such as in telecommunications systems, lighting systems or precision electronic devices.

These features make single-phase transformers an essential solution in many industries, from construction to high-tech industries. Their reliability, durability and efficiency make them the first choice for installations requiring stable and safe power supply.

Toroidal transformer – lower energy loss and higher efficiency

A toroidal transformer is a type of transformer in which the windings are wound around a ring-shaped (torus) core. Its characteristic shape means that it offers several significant advantages over traditional rectangular-core transformers:
1. High efficiency: Due to the core shape and shorter winding lengths, toroidal transformers feature low energy losses, which translates into higher efficiency.
2. Compact design: Due to their compact design, they are lighter and smaller than traditional transformers of the same power.
3. Low electromagnetic radiation: The toroidal design minimizes electromagnetic interference emissions, which is especially important in applications requiring signal purity, such as audio or medical devices.
4. Quiet operation: Minimized core vibration makes the toroidal transformer operate very quietly, which is important in applications requiring minimal noise.
5. Mounting: A toroidal transformer is usually easy to mount thanks to the central hole through which it can be attached with a single screw.
Toroidal transformers are commonly used in audio equipment, medical devices, measurement equipment, and advanced power systems where high efficiency and low interference are required.

Transformers for industry available at Onninen wholesaler

Looking for high-quality industrial transformers? Onninen is the perfect place for you! We offer a wide range of transformers tailored to various industrial needs. By cooperating with renowned manufacturers, we provide the highest quality products that meet all industry standards. Our team of experts is ready to help you choose the right solutions, and competitive prices and fast delivery make our offer even more attractive. Contact us today and see how Onninen can support your business!