| PartNumber | B66289K0000X187 | B66289G0000X187 | B66289G0000X149 |
| Description | Ferrite Cores & Accessories I 38/4/25 N87 8300 +25%-25% | Ferrite Cores & Accessories ELP38/8/25 N87OL | EMI/RFI Suppressors & Ferrites Ferrite Cores & Accessories ELP38/8/25 N49OL |
| Manufacturer | EPCOS / TDK | EPCOS / TDK | - |
| Product Category | Ferrite Cores & Accessories | Ferrite Cores & Accessories | - |
| RoHS | Y | Y | - |
| Series | B66289K | B66289G | - |
| Product | Ferrite Cores | Ferrite Cores | - |
| Type | Ungapped | Ungapped | - |
| Core | I Core | ELP Core | - |
| Core Size | 38 x 4 x 25 | 38 x 8 x 25 | - |
| Inductance | 8.3 uH | 7.2 uH | - |
| Tolerance | 25 % | 25 % | - |
| Accessory Type | EILP 38 Core Set | EILP 38 Core Set | - |
| Core Material | N87 | N87 | - |
| Packaging | Bulk | Bulk | - |
| Brand | EPCOS / TDK | EPCOS / TDK | - |
| Product Type | Ferrite Cores & Accessories | Ferrite Cores & Accessories | - |
| Factory Pack Quantity | 150 | 150 | - |
| Subcategory | Ferrites | Ferrites | - |
| Part # Aliases | B66289K B66289KX187 X187 | B66289G B66289GX187 X187 | - |
| Unit Weight | - | 0.705479 oz | - |