Block N87 Transformer Core, 1850nH, For Use With Transformers, Reactors

Block FS-1E Series Size 25/13/11 Ferrite Transformer Cores

FS-1E series size 25/13/11 ferrite transformer cores made from N87. These standard 'E' type ferrite transformer cores are available with air gaps inserted:
Stock number 840-7443 has a 0.1mm gap
Stock number 840-7525 has a 0.2mm gap
Stock number 840-7608 has a 0.5mm gap
Stock number 840-7695 has a 1.0mm gap
Typical applications for these ferrite cores include transformers and inductors in switch mode power supplies
For bobbin see stock number 840-7250

Transformer Ferrite Kits - Cores