| Series/Features | Core shape/Type | Material (Core) | AL value (nH) | PDF |
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| - Wide range of core shapes, sizes and accessories available
- Ferrite cores for power transformers and chokes
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| E 10/5.5/5 | N87 | 800 |   | | E 13/7/4 | N30, N87 | 850 - 1000 |   | | E 14/8/4 | N30 | 1250 |   | | E 16/6/5 | N87 | 1200 |   | | E 16/8/5 | N30, N87 | 69 - 1400 |   | | E 19/8/5 | N30, N87 | 1150 - 1700 |   | | E 20/10/6 | N30, N87 | 1470 - 2150 |   | | E 21/9/5 | N30 | 1500 |   | | E 25.4/10/7 | N30, N87 | 1670 - 2700 |   | | E 25/13/7 | N30, N87 | 91 - 2900 |   | | E 30/15/7 | N30, N87 | 195 - 3100 |   | | E 32/16/11 | N87 | 2900 |   | | E 32/16/9 | N30, N87 | 145 - 3800 |   | | E 34/14/9 | N87 | 2450 |   | | E 36/18/11 | N87 | 3100 |   | | E 40/16/12 | N87 | 4150 |   | | E 42/21/15 | N87 | 3950 |   | | E 42/21/20 | N87 | 5200 |   | | E 47/20/16 | N87 | 5600 |   | | E 5 | N87 | 270 |   | | E 55/28/21 | N87 | 292 - 6400 |   | | E 55/28/25 | N87 | 7300 |   | | E 56/24/19 | N87 | 6900 |   | | E 6.3 | N30, N87 | 380 - 700 |   | | E 65/32/27 | N87 | 526 - 7900 |   | | E 70/33/32 | N87 | 9700 |   | | E 8.8 | N30, N87 | 550 - 1000 |   | | E 80/38/20 | N87 | 4500 |   |
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| - Wide range of core shapes, sizes and accessories available
- Ferrite cores for power transformers and chokes
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| ETD 29/16/10 | N87, N97 | 124 - 2250 |   | | ETD 34/17/11 | N87, N97 | 153 - 2650 |   | | ETD 39/20/13 | N87, N97 | 196 - 2800 |   | | ETD 44/22/15 | N87, N97 | 194 - 3600 |   | | ETD 49/25/16 | N87, N97 | 188 - 3900 |   | | ETD 54/28/19 | N87, N97 | 229 - 4600 |   | | ETD 59/31/22 | N87, N97 | 311 - 5500 |   |
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| - Wide range of core shapes, sizes and accessories available
- Ferrite cores for power transformers and chokes
|
| EFD 15/8/5 | N87, N97 | 100 - 820 |   | | EFD 20/10/7 | N87, N97 | 100 - 1250 |   | | EFD 25/13/9 | N87, N97 | 160 - 2100 |   | | EFD 30/15/9 | N87, N97 | 160 - 2150 |   |
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| - Flat mounting height
- Board integrated
- Ferrite cores for power transformers and chokes
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| ELP 14/3.5/5 | N49, N87, N92, N97 | 800 - 1150 |   | | ELP 18/4/10 | N49, N87, N92, N97 | 1900 - 3000 |   | | ELP 22/6/16 | N49, N87, N92, N97 | 3100 - 4600 |   | | ELP 32/6/20 | N49, N87, N92, N97 | 3900 - 5700 |   | | ELP 38/8/25 | N49, N87, N92, N97 | 4850 - 7400 |   | | ELP 43/10/28 | N49, N87, N92, N97 | 5000 - 7500 |   | | ELP 58/11/38 | N87 | 7400 |   | | ELP 64/10/50 | N49, N87 | 8000 - 12500 |   |
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| - Flat mounting height
- Board integrated
- Ferrite cores for power transformers and chokes
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| EQ 13/3 | N49, N87, N92, N97 | 1320 - 1700 |   | | EQ 20/6 | N49, N87, N92, N97 | 2400 - 3200 |   | | EQ 25/6 | N49, N87, N92, N97 | 3600 - 4800 |   | | EQ 30/8 | N49, N87, N92, N97 | 3270 - 4500 |   | | ER 11/5 | N49, N87 | 160 - 1200 |   | | ER 14.5/3/7, ER 14.5/6 | N49, N87, N92, N97 | 1100 - 1500 |   | | ER 18/3/10 | N49, N87, N92, N97 | 1800 - 2300 |   | | ER 23/5/13 | N49, N87, N92, N97 | 2200 - 3000 |   | | ER 25/6/15 | N49, N87, N92, N97 | 3000 - 4100 |   | | ER 32/5/21 | N49, N87, N92, N97 | 3800 - 5000 |   | | ER 35/20/11 | N87 | 2700 |   | | ER 42/22/15 | N87 | 3700 |   | | ER 54/18/18 | N87 | 5800 |   | | ER 9.5/5 | N87 | 800 |   |
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| - Compact design
- Ferrite cores for power transformers and chokes
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| PQ 16/11.6 | N49, N87, N92, N95, N97 | 1900 - 2750 |   | | PQ 20/16 | N49, N87, N92, N95, N97 | 2400 - 3750 |   | | PQ 20/20 | N49, N87, N95, N97 | 2000 - 3300 |   | | PQ 26/20 | N49, N87, N95, N97 | 3850 - 6300 |   | | PQ 26/25 | N49, N87, N95, N97 | 3300 - 5700 |   | | PQ 32/20 | N49, N87, N95, N97 | 4600 - 7600 |   | | PQ 32/30 | N49, N87, N95, N97 | 3450 - 6100 |   | | PQ 35/35 | N49, N87, N92, N95, N97 | 3300 - 5700 |   | | PQ 40/40 | N49 - N97 | 3200 - 5500 |   | | PQ 50/50 | N51 - N97 | 4700 - 8200 |   |
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| - Without center hole
- Compact design
- Accessories available
- Ferrite cores for power transformers and chokes
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| RM 10 | N49, N87, N97 | 2900 - 4200 |   | | RM 12 | N49, N87, N97 | 3700 - 5300 |   | | RM 14 | N49, N87, N97 | 3900 - 6000 |   | | RM 4 | N49, N87, N97 | 750 - 1100 |   | | RM 5 | N49, N87, N97 | 1300 - 2000 |   | | RM 6 | N49, N87, N97 | 1700 - 2400 |   | | RM 7 | N49, N87, N97 | 1900 - 2700 |   | | RM 8 | N49, N87, N97 | 250 - 3300 |   |
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| - Epoxy-coated ring cores are standard
- Ferrite cores for power transformers and chokes
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| R 10.0 x 6.00 x 4.00 | N30, T35, T37, T38 | 1760 - 4090 |   | | R 102 x 65.8 x 15.0 | N30 | 5500 |   | | R 12.5 x 7.50 x 5.00, R 12.7 x 7.90 x 6.35 | N30, T35, T37, T38 | 2200 - 6030 |   | | R 13.3 x 8.30 x 5.00 | N30, T35, T37, T38 | 2030 - 4700 |   | | R 14.0 x 9.00 x 5.00 | N30, T35, T37, T38 | 1900 - 4420 |   | | R 140 x 103 x 25.0 | N30 | 6200 |   | | R 15.0 x 10.4 x 5.30, R 15.8 x 8.90 x 4.70 | N30, T35, T37, T38 | 1670 - 5400 |   | | R 16.0 x 9.60 x 6.30 | N30, T35, T37, T38 | 2770 - 6440 |   | | R 17.0 x 10.7 x 6.80 | N30, T35, T37, T38 | 2710 - 6280 |   | | R 18.4 x 5.90 x 5.90 | N30, T35, T37, T38 | 5770 - 13400 |   | | R 2.50 x 1.50 x 1.00, R 2.54 x 1.27 x 1.27 | T38 | 1020 - 1760 |   | | R 20.0 x 10.0 x 7.00 | N30, T35, T37, T38 | 4160 - 9740 |   | | R 202.0 x 153 x 25.0 | N30 | 5200 |   | | R 22.1 x 13.7 x 12.5, R 22.1 x 13.7 x 6.35, R 22.1 x 13.7 x 7.90, R 22.6 x 14.7 x 9.20 | N30, T35, T37, T38 | 2610 - 12000 |   | | R 25.3 x 14.8 x 10.0, R 25.3 x 14.8 x 15.0, R 25.3 x 14.8 x 20.0 | N30, T35, T37, T38 | 4620 - 21300 |   | | R 29.5 x 19.0 x 14.9 | N30, T37, T38 | 5630 - 13100 |   | | R 3.05 x 1.27 x 1.27 - R 3.94 x 2.24 x 1.30 | T38 | 1470 - 4200 |   | | R 30.5 x 20.0 x 12.5 | N30, T37, T38 | 4540 - 10600 |   | | R 34.0 x 20.5 x 10.0, R 34.0 x 20.5 x 12.5 | N30, T37, T38 | 4360 - 12700 |   | | R 36.0 x 23.0 x 15.0 | N30, T37, T38 | 5750 - 13500 |   | | R 38.1 x 19.05 x 12.7 | N30, T37, T38 | 7570 - 17600 |   | | R 4.00 x 2.40 x 1.60 | N30, T38 | 700 - 1630 |   | | R 40.4 x 24.0 x 16.0 | N30, T37 | 7000 - 9800 |   | | R 41.8 x 26.2 x 12.5 | N30, T37 | 5000 - 7000 |   | | R 5.84 x 3.05 x 3.00 | N30, T38 | 1680 - 3900 |   | | R 50.0 x 30.0 x 20.0 | N30, T37 | 8700 - 12000 |   | | R 58.3 x 32.0 x 18.0, R 58.3 x 40.8 x 17.6, R 58.3 x 40.8 x 20.2 | N30, T37 | 5400 - 13000 |   | | R 6.30 x 3.80 x 2.50 | N30, T38 | 1090 - 2530 |   | | R 63.0 x 38.0 x 25.0 | N30, T37 | 10800 - 13900 |   | | R 68.0 x 48.0 x 13.0 | N30, T37 | 3890 - 5000 |   | | R 8.00 x 4.00 x 4.00 | N30, T38 | 2400 - 5500 |   | | R 87.0 x 54.3 x 13.5 | N30, T37 | 5400 - 7000 |   | | R 9.53 x 4.75 x 3.17 | N30, T35, T38 | 1900 - 4410 |   |
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