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43 Material Ferrite Toroids

43 Material is used for EMI/RFI suppression in the 20 MHz to 250 MHz range.

ID = Inner Diameter (inches)
OD = Outer Diameter (inches)
H = Height (inches)
AL Value

Permeability / µi = 800

  OD ID H AL Value Coatings
FT-23-43 0.230 0.120 0.060 158  
FT-37-43 0.375 0.187 0.125 350  
FT-50-43 0.500 0.281 0.188 440  
FT-50A-43 0.500 0.312 0.250 480  
FT-50A-43C 0.529 0.312 0.280 480 Yes
FT-50B-43 0.500 0.312 0.500 965  
FT-63A-43 0.630 0.378 0.250 520  
FT-82-43 0.825 0.520 0.250 470  
FT-82A-43 0.825 0.520 0.468 885  
FT-87-43 0.870 0.540 0.250 485  
FT-87A-43 0.870 0.540 0.500 970  
FT-87A-43C 0.870 0.540 0.500 970 Yes
FT-100-43 1.000 0.610 0.250 500  
FT-100A-43 1.000 0.610 0.320 645  
FT-100B-43 1.000 0.610 0.500 1000  
FT-114-43 1.142 0.748 0.295 510  
FT-114A-43 1.142 0.748 0.545 950  
FT-125-43 1.250 0.750 0.375 775  
FT-140-43 1.400 0.900 0.500 885  
FT-140-43C/W 1.410 0.900 0.500 885 Yes
FT-240-43 2.400 1.400 0.500 1075  
FT-290-43 2.900 1.530 0.500 1300