Product

Customized chokes and transformers

At Kohsel, we use the latest production technology to design high-quality transformers and chokes. Our quality management system ensures the highest possible quality for the finished products.

Technical testing of the final products is done in numerous ways to ensure that the quality of the final item produced matches the standard of the specific drawing made by our engineers.

Chokes & Transformers

Transformer for assembling in enclosure

Standard EI96 transformer for mounting in enclosure

Varnished under vacuum

Painted with tropical varnish.

96/35-8625

Transformer for PCB

Standard UI48/26 transformer for PCB

Vacuum potted

UI48/26-9124

Transformer for PCB

Standard UI48/17 transformer for PCB

Vacuum potted

UI48/17-6591B

Current-measurement transformer

To improve the frequency range, the core is based on grain-oriented silicon steel combined with nickel.

38/13-8157B

Standard EI transformer for PCB

UL approved according to 5085

Vacuum potted

30/12-8347

3-phase AC Choke

For a frequency converter using silicon steel.

Custom-made bracket and assembly.

3UI48/31-8796

Ferrite Chokes & Transformers

Choke for LED Driver

Using an RM10 ferrite core

Wound with high-frequency (HF) litz wire and triple-isolated wire (TIW)

RM10-9077A

Triple transformer

Consists of one power and two signal transformers

Vacuum potted into a custom-made housing made of UL-V0 material

SPOLE-9348

RFI Choke

Using two nanocrystalline toroid cores

R32-8912

Common-mode Choke

Using a nanocrystalline toroid core

R32-8732

Flyback transformer

Using an ETD29 ferrite core

Wound with triple-insulated wire (TIW)

ETD29-8578A

PFC Choke for AC Drive

Using a PQ ferrite core

Wound with copper foil.

PQ35-8768

3-phase RFI Choke

On a custom-made socket, using a nanocrystalline R45 toroid core.

R45-8808

Interference suppression coil

With a custom-made socket, using a toroid ferrite core.

R24-9048

Transformer for an LLC Resonant converter

Using an ETD49 ferrite core

Wound with high-frequency (HF) litz wire in two chambers

ETD49-8767

PFC Choke for AC Drive

Using a gapped steel laminated C-Core

Wound with copper foil

SPOLE-8815