| PartNumber | 021706.3MRET1P | 021706.3MXBP | 021706.3MXEP |
| Description | Cartridge Fuses 250 V 6.3A 5x20mm Fast Acting | Cartridge Fuses 250 V 6.3A 5x20mm Fast Acting | Cartridge Fuses 250 V 6.3A 5x20mm Fast Acting |
| Manufacturer | Littelfuse Inc. | Littelfuse Inc. | Littelfuse Inc. |
| Product Category | Fuses | Fuses | Fuses |
| Color | - | - | - |
| Series | 217 | 217 | 217 |
| Product | Glass Fuse | Glass Fuse | Glass Fuse |
| Type | Specialty Fuses | Specialty Fuses | Specialty Fuses |
| Packaging | Tape & Reel (TR) Alternate Packaging | Bulk | Bulk Alternate Packaging |
| Unit Weight | 0.038801 oz | 0.038801 oz | 1500 g |
| Mounting Style | Holder / Clip | Holder / Clip | Axial |
| Current Rating | 6.3A | 6.3A | 6.3A |
| Termination Style | Clip | Clip | Axial |
| Operating Temperature Range | - 55 C to + 125 C | - | - 55 C to + 125 C |
| Length | 20 mm | 20 mm | 22.5 mm |
| Package Case | 5mm x 20mm (Axial) | 5mm x 20mm | 5mm x 20mm (Axial) |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C |
| Mounting Type | Through Hole | Holder | Through Hole |
| Size Dimension | 0.228" Dia x 0.886" L (5.80mm x 22.50mm) | 0.205" Dia x 0.787" L (5.20mm x 20.00mm) | 0.228" Dia x 0.886" L (5.80mm x 22.50mm) |
| Voltage Rating AC | 250 V | 250 V | 250 V |
| Voltage Rating DC | - | - | - |
| Fuse Type | Cartridge, Glass | Cartridge, Glass | Cartridge, Glass |
| Response Time | Fast | Fast | Fast |
| Approvals | BSI, CCC, CE, CSA, KC, PSE, SEMKO, UR, VDE | BSI, CCC, CE, CSA, KC, PSE, SEMKO, UR, VDE | BSI, CCC, CE, CSA, KC, PSE, SEMKO, UR, VDE |
| Breaking Capacity Rated Voltage | 63A | 63A | 63A |
| MeltingI2t | 62.465 | 62.465 | 62.465 |
| Diameter | 5.2 mm | 5 mm | 5.8 mm |
| Product Type | Axial Lead and Cartridge Fuse | Axial Lead and Cartridge Fuse | Axial Lead and Cartridge Fuse |
| Resistance | 0.009 Ohms | - | 0.009 Ohms |
| Fuse Size Group | 5 mm x 20 mm | 5 mm x 20 mm | 5 mm x 20 mm |
| Indicator Style | Without Indicator | - | Without Indicator |
| Interrupt Rating | 63 A at 250 VAC | - | 63 A at 250 VAC |
| Body Style | Cylindrical | Cylindrical | Cylindrical Leaded |