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| PartNumber | JCY-350E | JCY-300E | JCY-30E |
| Description | Specialty Fuses JCY-350E | Specialty Fuses JCY-300E | Specialty Fuses JCY-30E |
| Manufacturer | Eaton | Eaton | - |
| Product Category | Specialty Fuses | Electrical, Specialty Fuses | - |
| RoHS | N | - | - |
| Series | JCY | JCY | - |
| Product | Medium Voltage Fuses | Medium Voltage Fuses | - |
| Current Rating | 350 A | 300A | - |
| Voltage Rating AC | 5.5 kVAC | 5.5 kV | - |
| Interrupt Rating | 60 kA | 60000 Amps | - |
| Termination Style | Cartridge (Non Standard) | Cartridge (Non Standard) | - |
| Indicator Style | Open Fuse | Open Fuse | - |
| Packaging | Bulk | Bulk | - |
| Length | 17.88 mm | 17.88 mm | - |
| Type | E-Rated Fuse | E-Rated Fuse | - |
| Brand | Bussmann / Eaton | - | - |
| Product Type | E-rated Fuse for Transformer | E-rated Fuse for Transformer | - |
| Factory Pack Quantity | 1 | - | - |
| Subcategory | Fuses | - | - |
| Unit Weight | 8.400 lbs | 18.700 lbs | - |
| Part Aliases | - | JCY-300E | - |
| Package Case | - | Cartridge, Non-Standard | - |
| Operating Temperature | - | - | - |
| Mounting Type | - | Holder | - |
| Features | - | Indicating | - |
| Size Dimension | - | 2.000" Dia x 11.190" L (50.80mm x 284.18mm) | - |
| Applications | - | Transformer Protection | - |
| Voltage Rating DC | - | - | - |
| Fuse Type | - | Cartridge | - |
| Response Time | - | - | - |
| Class | - | E | - |
| Approvals | - | - | - |
| Breaking Capacity Rated Voltage | - | 40kA | - |