Littelfuse L50S550
MPNL50S550
Traditional High-Speed Fuse|fuses, Semiconductor, Brand Or Series: L50s, Type: Bolt Mount, Amp Rating: 550amp, Voltage Rating: 500 Vac, 450 Vdc, Interrupting Rating: Vac 200000 Rms Amp Vdc 20000 Amp, Dimensions: 2 Diameter X 4 15/32 Length Inch, Material: Fiberglassbody, Features:
$191.59Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
Specifications
| Parameter | Value |
|---|---|
| Type | Semiconductor Fuse |
| Standard | UL Recognized |
| Category | Semicond,Rectifier,Hi-Voltage Fuses |
| Sub brand | L50S Series |
| Manufacturer | Littelfuse, Inc. |
| Sub-Category | North American Style Fuse |
| Prop 65 warning | WARNING_CANCER_AND_REPRODUCTIVE_HARM_WWW.P65WARNINGS.CA.GOV |
| Special features | Very-Fast Acting |
| Manufacturer brand | Littelfuse, Inc. |
| Product description | Littelfuse L50S550 500V Semiconductor Fuse |
| Full technical description | Round, Semiconductor Type; 4-15/32 Inch; UL, CSA Approval; 500 Vac/450 VDC Voltage Rating; 2 Inch Diameter; 200000 Ampere (AC), 20000 Ampere (DC) Interrupting Rating; 550 Ampere Current Rating; Blade Terminal Type; Extremely Fast Acting Characteristics; POWR-GARD[T] Brand; Application DC Power Supply, Electronic Equipment, Power Rectifier, UPS System and Variable Speed Drive; L50S Model |
| Proposition 65 warning | WARNING: This product can expose you to chemicals including nickel, which is known to the State of California to cause cancer. |
MPN
L50S550