| PartNumber | 166.7000.5206 | 166.7000.5202 | 166.7000.5252 |
| Description | Automotive Fuses FKS 80V/1000A DC 20A | Automotive Fuses 20A Yellow | Automotive Fuses 25A White |
| Manufacturer | - | Littelfuse Inc. | Littelfuse Inc. |
| Product Category | - | Fuses | Fuses |
| Color | - | Yellow | Clear |
| Series | - | FKS ATOR | FKS ATOR |
| Product | - | Blade Fuse | - |
| Type | - | FKS ATO Style Blade Fuse | - |
| Packaging | - | Bulk Alternate Packaging | Bulk |
| Mounting Style | - | Holder | - |
| Current Rating | - | 20A | 25A |
| Termination Style | - | Blade | - |
| Height | - | 19 mm | - |
| Length | - | 19.7 mm | - |
| Width | - | 5 mm | - |
| Package Case | - | Blade, ATO/ATC | Blade, ATO/ATC |
| Operating Temperature | - | - | - |
| Mounting Type | - | Holder | Holder |
| Size Dimension | - | 0.748" L x 0.197" W x 0.520" H (19.00mm x 5.00mm x 13.20mm) | 0.748" L x 0.197" W x 0.520" H (19.00mm x 5.00mm x 13.20mm) |
| Voltage Rating AC | - | - | - |
| Voltage Rating DC | - | 80 VDC | 80V |
| Fuse Type | - | Automotive | Automotive |
| Response Time | - | Slow | Slow |
| Approvals | - | cULus | cULus |
| Breaking Capacity Rated Voltage | - | 1kA | 1kA |
| MeltingI2t | - | 475 | 950 |
| Diameter | - | - | - |
| Product Type | - | Automotive Fuses | - |
| Resistance | - | 0.0033 Ohms | - |
| Fuse Size Group | - | FKS ATO | - |
| Indicator Style | - | Without Indicator | - |
| Interrupt Rating | - | 1 kA at 80 VDC | - |