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ER

Stocked ER Cores (also referred to as EER Cores) from Ferroxcube, TDK, and Magnetics. ER Cores are suitable for use in power transformers and differential inductors, with the rounded centre post providing minimal winding resistance. Available in materials such as N87, 3C92, and P.

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  1. ER9.5-3F3-A100S
    £0.89 As low as £0.37
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  2. ER9.5/2.5/5-3F46-S
    £0.33
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  3. ER9.5/2.5/5-3F46-A100-S
    £0.40
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  4. ER9.5/2.5/5-3F36-S
    £0.39
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  5. ER9.5/2.5/5-3F36-A100-S
    £0.40
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  6. ER9.5/2.5/5-3C97-S
    £0.39
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  7. ER9.5/2.5/5-3C97-A100-S
    £0.40
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  8. ER9.5/2.5/5-3C96-S
    £0.36
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  9. ER9.5/2.5/5-3C96-A100-S
    £0.38
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  10. ER9.5/2.5/5-3C95-S
    £0.37
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  11. ER9.5/2.5/5-3C95-A100-S
    £0.38
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  12. ER9.5/2.5/5-3C92-S
    £0.36
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Shopping Options
In Stock
  1. Yes 9 items
  2. No 200 items
Core Size
  1. 11 32 items
  2. 14 17 items
  3. 14.5 11 items
  4. 18 16 items
  5. 23 22 items
  6. 25 11 items
  7. 32 8 items
  8. 35 9 items
  9. 40 4 items
  10. 41 6 items
  11. 42 11 items
  12. 54 5 items
  13. 64 6 items
  14. 9.5 22 items
  15. 46 3 items
Core Shape
  1. ER 209 items
Core Material
  1. 3C90 9 items
  2. K1 1 item
  3. N27 4 items
  4. N87 21 items
  5. T38 2 items
  6. 3C92 16 items
  7. 3C94 35 items
  8. 3C95 16 items
  9. 3C96 16 items
  10. 3C97 16 items
  11. 3F36 16 items
  12. 3F4 4 items
  13. 3F46 11 items
  14. N45 7 items
  15. N49 9 items
  16. N92 12 items
  17. N97 10 items
  18. 3F3 1 item
Tolerance
  1. 25 85 items
  2. 3 20 items
  3. 5 18 items
  4. 15 1 item
  5. 4 17 items
  6. 6 4 items
  7. 7 8 items
  8. 8 1 item
  9. 10 4 items
  10. 30/-20 17 items
  11. 40/-30 2 items
Al Value
  1. 100 27 items
  2. 1000 2 items
  3. 10200 1 item
  4. 105 1 item
  5. 1050 1 item
  6. 10600 1 item
  7. 10800 1 item
  8. 1200 3 items
  9. 1300 2 items
  10. 13400 1 item
  11. 140 2 items
  12. 1400 1 item
  13. 1500 4 items
  14. 160 9 items
  15. 1600 1 item
  16. 1700 1 item
  17. 1800 2 items
  18. 190 2 items
  19. 1900 1 item
  20. 2200 2 items
  21. 2300 2 items
  22. 2400 1 item
  23. 250 7 items
  24. 280 1 item
  25. 2800 3 items
  26. 2900 1 item
  27. 300 1 item
  28. 3000 6 items
  29. 310 1 item
  30. 3100 1 item
  31. 315 2 items
  32. 3200 1 item
  33. 3400 1 item
  34. 350 2 items
  35. 3500 1 item
  36. 370 1 item
  37. 3700 1 item
  38. 3800 1 item
  39. 3900 1 item
  40. 400 9 items
  41. 440 1 item
  42. 4460 2 items
  43. 450 2 items
  44. 4800 1 item
  45. 4900 1 item
  46. 500 1 item
  47. 540 2 items
  48. 5400 1 item
  49. 590 1 item
  50. 6100 2 items
  51. 63 3 items
  52. 6500 2 items
  53. 660 1 item
  54. 7400 1 item
  55. 80 1 item
  56. 1100 3 items
  57. 1150 3 items
  58. 120 2 items
  59. 125 2 items
  60. 1250 2 items
  61. 130 2 items
  62. 14230 2 items
  63. 150 1 item
  64. 1620 2 items
  65. 180 1 item
  66. 1850 2 items
  67. 200 2 items
  68. 220 1 item
  69. 230 1 item
  70. 240 1 item
  71. 2500 3 items
  72. 330 1 item
  73. 3600 3 items
  74. 390 1 item
  75. 4000 1 item
  76. 4100 2 items
  77. 4500 1 item
  78. 4600 2 items
  79. 5000 1 item
  80. 560 1 item
  81. 5700 4 items
  82. 580 1 item
  83. 610 1 item
  84. 6400 3 items
  85. 700 1 item
  86. 750 1 item
  87. 800 2 items
  88. 8100 2 items
  89. 8300 1 item
  90. 90 1 item
  91. 900 2 items
  92. 93 1 item
  93. 11120 1 item
  94. 167 1 item
  95. 18920 2 items
  96. 25 1 item
  97. 265 1 item
  98. 3120 1 item
  99. 343 1 item
  100. 7160 1 item
  101. 840 1 item
  102. 9640 2 items
Manufacturer
  1. Ferroxcube 140 items
  2. TDK (EPCOS) 66 items
Price