| PartNumber | 28B1020-1 | 28B1000-000 | 28B1020-100 |
| Description | Ferrite Toroids / Ferrite Rings Solid Round Ferrite Bead 0.505" I.D. | Ferrite Cable Cores 151ohms 100MHz 12.7mm Inside Dia. | EMI/RFI Suppressors & Ferrites Ferrite Cable Cores 276ohms 100MHz 12.83mm Inside Dia. |
| Manufacturer | LeaderTech | Laird Performance Materials | - |
| Product Category | Ferrite Toroids / Ferrite Rings | Ferrite Cable Cores | - |
| RoHS | Y | Y | - |
| Product Type | Ferrite Toroids / Ferrite Rings | Ferrite Cable Cores | - |
| Product | Toroids | Ferrite Bead Cores | - |
| Inside Diameter | 12.8 mm | 12.7 mm | - |
| Outside Diameter | 25.9 mm | - | - |
| Outside Height | 28.6 mm | - | - |
| Packaging | Bulk | - | - |
| Impedance | 225 Ohms | 151 Ohms | - |
| Type | Large Bead | Round Cylindrical Core | - |
| Brand | LeaderTech | Laird Performance Materials | - |
| Factory Pack Quantity | 20 | 343 | - |
| Subcategory | Ferrites | Ferrites | - |
| Test Frequency | 100 MHz | 100 MHz | - |
| Outside Length | - | 12.7 mm | - |
| Core Material | - | 28 | - |
| Unit Weight | - | 0.835200 oz | - |