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To ensure accuracy, please note that images may be representative. Refer to the product data sheet for detailed specifications.
| Manufacturer | LITTELFUSE |
| Manufacturer Product Number | LLNRK400 |
| Description | Industrial Fuse; 400A; Class RK1; Dual Elem; 219.1mm; 250 VAC / 125 VDC; UL/CSA |
| Datasheet | Download Datasheet |
The Littelfuse LLNRK400 is a 400 A dual-element time-delay UL Class RK1 fuse, rated 250 VAC / 125 VDC.
Class RK1 is the most current-limiting Class R branch-circuit fuse: it fits the same rejection-type Class R holders as an RK5 but lets through less fault energy.
Interrupting rating: 200 kA @ 250 VAC (300 kA Littelfuse self-certified); 20 kA @ 125 VDC.
Construction: 219.1 mm overall length; knife blade with rejection notch.
It is UL Listed and CSA certified.
| Category | |
| Manufacturer | LITTELFUSE |
| Model | LLNRK |