| ER Cores | |||||||||||||
| Geometry | Dimensions | Electrical Characteristics | Material Grades | Weight | |||||||||
| Type | A (mm) | B (mm) | C (mm) | D (mm) | E (mm) | F (mm) | Le | Ae | Ve | AL Values (±25%) in nH | gms/pair | Download | |
| mm | mm2 | mm3 | SFP3 | SFP4 | |||||||||
| ER28/14/11 | 28.55±0.55 | 14.0±0.2 | 11.4±0.25 | 9.7±0.3 | 21.80min. | 9.90±0.25 | 63.4 | 86.0 | 5460 | 2700 | 28.0 |  |
|
| ER28/17/11 | 28.55±0.55 | 16.9±0.2 | 11.4±0.25 | 12.6±0.3 | 21.25min | 9.90±0.25 | 75.0 | 85.4 | 6400 | 2200 | 2400 | 32.0 | |
| ER29/17/11 | 29.50±0.60 | 16.9±0.3 | 11.4±0.30 | 12.6±0.2 | 22.5min. | 9.90±0.30 | 77.27 | 84.0 | 6478 | 2450 | 34.0 | |
|
| ER35/20/11 | 35.0±0.6 | 20.7±0.3 | 11.3±0.2 | 14.7±0.3 | 25.6min | 11.3±0.25 | 89.6 | 111.0 | 9930 | 2500 | 2700 | 52.0 | |
| ER35/22/11 | 35.0±0.6 | 21.4±0.3 | 11.3±0.2 | 15.4±0.3 | 25.6min | 11.3±0.25 | 90.8 | 111.0 | 10800 | 2650 | 52.5 | |
|
| ER42/22/15 | 42.0+1.0/-0.7 | 21.6±0.2 | 14.7±0.3 | 15.95±0.35 | 30.4min | 14.7±0.3 | 99.0 | 170.0 | 16800 | 3200 | 3700 | 84.0 | |