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Ferrite Products

Iron Powder Cores

Despite the relative difficulty of winding, the toroidal core is the most popular of all powdered iron cores

The fact that toroids lend themselves to predictable design parameters coupled with the variety of materials available, make iron powder toroids an excellent choice when designing chokes and transformers in the extensive frequency range of powdered iron. The toroidal choke or transfomer allows maximum inductance in a minimum space and has the best surface area-to-volume ratio for heat dissipation. Toroid designs are also magnetically self-shielding which greatly reduce the effects of electro-magnetic interference and keep leakage flux to a minium. Mahan manufactures most line of toroids which include the largest single piece iron powder toroids in the industry, according to customers\'s order.

Toroid Sizes Available

* AL Value measured at 10Khz,10 Gauss at 100 turns

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Name/Part No OD(mm) ID(mm) Height(mm) AL Value uH Test Voltage Manufacturer
T030-1103 7.8 3.84 3.25 280 28V MAHAN
T030-1603 7.8 3.84 3.25 335 28V MAHAN
T030-1703 7.8 3.84 3.25 305 28V MAHAN
T030-1903 7.8 3.84 3.25 140 28V MAHAN
T037-1103 9.53 5.21 3.25 245 30V MAHAN
T037-1603 9.53 5.21 3.25 285 30V MAHAN
T037-16B3 9.53 5.21 4.83 410 46V MAHAN
T037-1703 9.53 5.21 3.25 260 30V MAHAN
T037-17B3 9.53 5.21 4.83 400 46V MAHAN
T037-1903 9.53 5.21 3.25 120 30V MAHAN
T038-1103 9.53 4.45 4.83 415 50V MAHAN
T038-1603 9.53 4.45 4.83 490 50V MAHAN
T038-1703 9.53 4.45 4.83 490 50V MAHAN
T038-1903 9.53 4.45 4.83 200 50V MAHAN
T044-1103 11.18 5.82 4.04 310 48V MAHAN
T044-1603 11.18 5.82 4.04 370 48V MAHAN
T044-16A3 11.18 5.82 5.94 550 70V MAHAN
T044-16J3 11.18 5.82 4.72 444 56V MAHAN
T044-1703 11.18 5.82 4.04 350 48V MAHAN
T044-17A3 11.18 5.82 5.94 520 70V MAHAN
T044-17J3 11.18 5.82 4.72 420 56V MAHAN
T044-1903 11.18 5.82 4.04 180 48V MAHAN
T050-16D3 12.82 7.62 8.52 640 100V MAHAN
T050-16E3 12.82 7.62 5.94 390 60V MAHAN
T050-17D3 12.82 7.62 8.52 600 100V MAHAN
T050-17E3 12.82 7.62 5.94 390 60V MAHAN
T051-11A3 12.7 7.7 6.35 385 70V MAHAN
T051-11D3 12.7 7.7 9.53 590 100V MAHAN
T051-11K3 12.7 7.7 4.83 295 54V MAHAN
T051-1603 12.7 7.7 5 350 56V MAHAN
T051-16A3 12.7 7.7 6.35 435 70V MAHAN
T051-16D3 12.7 7.7 9.53 720 100V MAHAN
T051-16G3 12.7 7.7 8.5 580 90V MAHAN
T051-16K3 12.7 7.7 4.83 330 54V MAHAN
T051-1703 12.7 7.7 5 350 56V MAHAN
T051-17A3 12.7 7.7 6.35 435 70V MAHAN
T051-17D3 12.7 7.7 9.53 660 100V MAHAN
T051-17G3 12.7 7.7 8.5 550 90V MAHAN
T051-17K3 12.7 7.7 4.83 330 54V MAHAN
T051-19A3 12.7 7.7 6.35 235 70V MAHAN
T051-19K3 12.7 7.7 4.83 175 54V MAHAN
T058-1603 15 8 6.7 600 104V MAHAN
T058-16A3 15 8 10.4 910 160V MAHAN
T058-1703 15 8 6.7 580 104V MAHAN
T058-17A3 15 8 10.4 850 160V MAHAN
T060-1103 15.24 8.53 5.94 415 88V MAHAN
T060-1603 15.24 8.53 5.94 500 88V MAHAN
T060-16D3 15.24 8.53 11.94 970 178V MAHAN
T060-1703 15.24 8.53 5.94 470 88V MAHAN
T060-17D3 15.24 8.53 11.94 940 178V MAHAN
T060-1903 15.24 8.53 5.94 190 88V MAHAN
T067-1603 17.27 9.8 5.18 435 86V MAHAN
T067-16A3 17.27 9.8 6.84 550 110V MAHAN
T067-1703 17.27 9.8 5.18 400 86V MAHAN
T067-17A3 17.27 9.8 6.84 540 110V MAHAN
T069-1103 17.53 9.4 4.83 350 86V MAHAN
T069-11A3 17.53 9.4 6.35 470 114V MAHAN
T069-11B3 17.53 9.4 9.52 700 172V MAHAN
T069-1603 17.53 9.4 4.83 435 86V MAHAN
T069-16A3 17.53 9.4 6.35 580 114V MAHAN
T069-16B3 17.53 9.4 9.52 870 172V MAHAN
T069-1703 17.53 9.4 4.83 400 86V MAHAN
T069-17A3 17.53 9.4 6.35 540 114V MAHAN
T069-17B3 17.53 9.4 9.52 800 172V MAHAN
T069-1903 17.53 9.4 4.83 195 86V MAHAN
T069-19A3 17.53 9.4 6.35 260 114V MAHAN
T072-1103 18.29 7.11 6.6 710 164V MAHAN
T072-1603 18.29 7.11 6.6 900 164V MAHAN
T072-1703 18.29 7.11 6.6 820 164V MAHAN
T072-1903 18.29 7.11 6.6 360 164V MAHAN
T080-1103 20.2 12.57 6.35 395 100V MAHAN
T080-11B3 20.2 12.57 12.7 790 210V MAHAN
T080-11K3 20.2 12.57 9.53 590 170V MAHAN
T080-1603 20.2 12.57 6.35 460 100V MAHAN
T080-16A3 20.2 12.57 9.22 640 150V MAHAN
T080-16B3 20.2 12.57 12.7 920 210V MAHAN
T080-16K3 20.2 12.57 9.53 710 170V MAHAN
T080-1703 20.2 12.57 6.35 420 100V MAHAN
T080-17A3 20.2 12.57 9.22 580 150V MAHAN
T080-17B3 20.2 12.57 12.7 830 210V MAHAN
T080-17K3 20.2 12.57 9.53 630 170V MAHAN
T080-1903 20.2 12.57 6.35 180 100V MAHAN
T080-19K3 20.2 12.57 9.53 295 170V MAHAN
T090-1103 22.86 13.97 9.53 570 170V MAHAN
T090-1603 22.86 13.97 9.53 710 170V MAHAN
T090-16A3 22.86 13.97 11.5 820 220V MAHAN
T090-1703 22.86 13.97 9.53 640 170V MAHAN
T090-17A3 22.86 13.97 11.5 750 220V MAHAN
T090-1903 22.86 13.97 9.53 295 170V MAHAN
T094-1103 23.93 14.22 7.92 490 160V MAHAN
T094-1603 23.93 14.22 7.92 600 160V MAHAN
T094-1703 23.93 14.22 7.92 570 160V MAHAN
T094-1903 23.93 14.22 7.92 250 160V MAHAN
T106-11A3 26.92 14.48 7.92 580 200V MAHAN
T106-11B3 26.92 14.48 14.6 1060 400V MAHAN
T106-11J3 26.92 14.48 11.1 810 300V MAHAN
T106-16A3 26.92 14.48 7.92 670 200V MAHAN
T106-16B3 26.92 14.48 14.6 1240 400V MAHAN
T106-16J3 26.92 14.48 11.1 930 300V MAHAN
T106-17A3 26.92 14.48 7.92 670 200V MAHAN
T106-17B3 26.92 14.48 14.6 1240 400V MAHAN
T106-17J3 26.92 14.48 11.1 950 300V MAHAN
T106-19J3 26.92 14.48 11.1 450 300V MAHAN
T125-16A3 31.62 18 7.11 580 210V MAHAN
T130-11A3 33 19.8 5.72 340 210V MAHAN
T130-16A3 33 19.8 5.72 410 210V MAHAN
T130-16J3 33 19.8 11.1 810 160V MAHAN
T130-17J3 33 19.8 11.1 790 160V MAHAN
T130-19J3 33 19.8 11.1 350 160V MAHAN
T13011J3 33 19.8 11.1 690 160V MAHAN
T131-1103 33 16.26 11.1 930 400V MAHAN
T131-1603 33 16.26 11.1 1160 400V MAHAN
T131-1703 33 16.26 11.1 1080 400V MAHAN
T131-1903 33 16.26 11.1 525 400V MAHAN
T132-1103 33 17.78 11.1 830 360V MAHAN
T132-1603 33 17.78 11.1 1030 360V MAHAN
T132-1703 33 17.78 11.1 950 360V MAHAN
T141-1103 35.94 23.35 10.5 600 300V MAHAN
T141-1603 35.94 23.35 10.5 750 300V MAHAN
T141-1703 35.94 23.35 10.5 690 300V MAHAN
T150-1103 38.35 21.46 11.1 780 400V MAHAN
T150-1603 38.35 21.46 11.1 960 400V MAHAN
T150-1703 38.35 21.46 11.1 890 400V MAHAN
T157-1103 39.9 24.13 14.48 860 500V MAHAN
T157-1603 39.9 24.13 14.48 1000 500V MAHAN
T157-1703 39.9 24.13 14.48 990 500V MAHAN
T157-1903 39.9 24.13 14.48 420 500V MAHAN
T175-1103 44.45 27.18 16.5 900 600V MAHAN
T175-1603 44.45 27.18 16.5 1050 600V MAHAN
T175-1703 44.45 27.18 16.5 1050 600V MAHAN
T185-1103 46.74 24.13 18 1430 860V MAHAN
T185-1603 46.74 24.13 18 1690 860V MAHAN
T185-1703 46.74 24.13 18 1590 860V MAHAN
T185-1903 46.74 24.13 18 720 860V MAHAN
T200-1103 50.8 31.75 13.97 790 580V MAHAN
T200-11B3 50.8 31.75 25.4 1420 1000V MAHAN
T200-1603 50.8 31.75 13.97 920 580V MAHAN
T200-16B3 50.8 31.75 25.4 1600 1000V MAHAN
T200-1703 50.8 31.75 13.97 920 580V MAHAN
T200-17B3 50.8 31.75 25.4 1550 1000V MAHAN
T200-1903 50.8 31.75 13.97 425 580V MAHAN
T200-19B3 50.8 31.75 25.4 785 1000V MAHAN
T201-1103 50.8 24.13 22.2 1940 1200V MAHAN
T201-1603 50.8 24.13 22.2 2420 1200V MAHAN
T201-1703 50.8 24.13 22.2 2240 1200V MAHAN
T225-1103 57.15 35.7 13.97 780 630V MAHAN
T225-1603 57.15 35.7 13.97 980 630V MAHAN
T225-16B3 57.15 35.7 25.4 1600 1150V MAHAN
T225-1703 57.15 35.7 13.97 920 630V MAHAN
T225-17B3 57.15 35.7 25.4 1550 1150V MAHAN
T225-1903 57.15 35.7 13.97 425 630V MAHAN
T250-1103 63.5 31.75 25.4 1940 1700V MAHAN
T250-1603 63.5 31.75 25.4 2420 1700V MAHAN
T250-1703 63.5 31.75 25.4 2420 1700V MAHAN