Ring (toroidal) cores made of powdered iron.
Purchase of one piece means purchasing one core described in the auction topic.
Product features:
the most popular material, used in a wide range of applications for power conversion and linear filters,
closed magnetic circuit ,
core covered with a layer of yellow-white insulation increasing the safety properties of the finished element.
low Al tolerance=10%
Application:
chokes used in the construction of dimmers,
60 Hz EMI chokes in differential mode
DC chokes: <.50kHz or low Et / N (Buck/Boost)
Power factor correction chokes: <.50 kHz
Below is a list of cores made of -26 material available at other auctions