| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Packaging | Product Status | Core Type | Supplier Device Package | Material | Diameter | Inductance Factor (Al) | Tolerance | Gap | Effective Permeability (µe) | Initial Permeability (µi) | Core Factor (ΣI/A) mm⁻¹ | Effective Length (le) mm | Effective Area (Ae) mm² | Minimum Core Cross Section (Amin) mm² | Effective Magnetic Volume (Ve) mm³ | Finish | Height | Length | Width | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|   | 50ALL 25-25-25-0000I Bar / Block Ferrite International | 3,600 | - |  | - | * | Bulk | Active | I | - | 50ALL | - | - | ±25% | - | - | - | - | - | - | - | - | Uncoated | 1.000" (25.40mm) | 1.000" (25.40mm) | 1.000" (25.40mm) | 
|   | 5099 25-25-25-0000I Bar / Block Ferrite International | 3,600 | - |  | - | * | Bulk | Active | I | - | 5099 | - | - | ±25% | - | - | - | - | - | - | - | - | Uncoated | 1.000" (25.40mm) | 1.000" (25.40mm) | 1.000" (25.40mm) | 
|   | 7070 25-25-25-0000I Bar / Block Ferrite International | 3,600 | - |  |   Datasheet | * | Bulk | Active | I | - | 7070 | - | - | ±25% | - | - | - | - | - | - | - | - | Uncoated | 1.000" (25.40mm) | 1.000" (25.40mm) | 1.000" (25.40mm) | 
|   | 7099 25-25-25-0000I Bar / Block Ferrite International | 3,600 | - |  |   Datasheet | * | Bulk | Active | I | - | 7099 | - | - | ±25% | - | - | - | - | - | - | - | - | Uncoated | 1.000" (25.40mm) | 1.000" (25.40mm) | 1.000" (25.40mm) | 
|   | N001 25-25-25-0000I Bar / Block Ferrite International | 3,600 | - |  |   Datasheet | * | Bulk | Active | I | - | N001 | - | - | ±25% | - | - | - | - | - | - | - | - | Uncoated | 1.000" (25.40mm) | 1.000" (25.40mm) | 1.000" (25.40mm) | 
|   | 7070 81-13-16-0000I Bar / Mate with 81mm UR Core Ferrite International | 4,320 | - |  |   Datasheet | * | Bulk | Active | I | - | 7070 | - | - | ±25% | - | - | - | - | - | - | - | - | Uncoated | 0.500" (12.70mm) | 3.197" (81.20mm) | 0.622" (15.80mm) | 
|   | 7099 81-13-16-0000I Bar / Mate with 81mm UR core Ferrite International | 4,320 | - |  |   Datasheet | * | Bulk | Active | I | - | 7099 | - | - | ±25% | - | - | - | - | - | - | - | - | Uncoated | 0.500" (12.70mm) | 3.197" (81.20mm) | 0.622" (15.80mm) | 
|   | 50ALL 81-13-16-0000I Bar / Mate with 81mm UR Core Ferrite International | 4,320 | - |  |   Datasheet | * | Bulk | Active | I | - | 50ALL | - | - | ±25% | - | - | - | - | - | - | - | - | Uncoated | 0.500" (12.70mm) | 3.197" (81.20mm) | 0.622" (15.80mm) | 
|   | 50ALL 81-42-16-0000UR 81 Ferrite International | 1,800 | - |  |   Datasheet | - | Bulk | Active | UR | - | 50ALL | - | - | ±25% | Ungapped | - | - | - | - | - | - | - | Uncoated | 1.634" (41.50mm) | 3.197" (81.20mm) | 0.622" (15.80mm) | 
|   | 7099 81-42-16-0000UR 81 Ferrite International | 1,800 | - |  |   Datasheet | - | Bulk | Active | UR | - | 7099 | - | - | ±25% | Ungapped | - | - | - | - | - | - | - | Uncoated | 1.634" (41.50mm) | 3.197" (81.20mm) | 0.622" (15.80mm) |