Littelfuse IDSR.250 Time Delay Current Limiting Fuse

The IDSR.250 is a DC-rated time delay current limiting fuse with an indicator. It is UL 248-12 and CSA listed for safety standards.

Time delay fuses like the Littelfuse IDSR.250 help protect DC circuits by limiting current surges while allowing brief overloads without blowing. The current limiting feature reduces let-through energy during fault conditions, enhancing circuit protection. Equipped with an indicator, this fuse allows quick identification of a blown fuse without disassembly. It complies with UL 248-12 and CSA standards, ensuring it meets recognized safety requirements. Applications include DC electrical systems requiring reliable overload protection. The part number IDSR.250 and UPC 079458015263 assist in accurate identification for ordering and replacement.

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