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750 watt power supply transformer & inductor cores
750 watt power supply transformer & inductor cores
These are used for High Frequency Power Supplies up to 60 kHz and up to 750 watts
The ferrite Transformer cores are Ferroxcobe "E" core, Part number E55 / 28 / 21- 3C81
The iron powder inductor cores are Micrometals "E" core, Part number E220-26
The bobbins are Kraft paper 0.035" thick by 1.45" long
Overall dimensions for a pair of cores are approx. 2.2" x 2.2" x 0.82" .