Littelfuse JLS450
MPNJLS450
JLS UL CLASS J FAST-ACTING FUSE 450A|JLS UL CLASS J FAST-ACTING FUSE 450A. JLS series fuses provide space-saving, fast-acting overload and short-circuit protection for non-inductive loads. When used for motors or other inductive loads, the ampere rating of JLS series fuses must be increased to prevent nuisance opening on inrush currents. In such applications, JLS fuses may provide only short circuit protection. Consider using Littelfuse POWR-PROÖ JTD series time-delay fuses in such circuits. App
$458.18 – $656.92Ref. price · indicative, final on quote
Source DocumentedChannel stated on listing & quote
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Independent China distributor & sourcing agent· Listing updated Sep 2026
Specifications
| Parameter | Value |
|---|---|
| Type | Class J |
| Standard | 248-8 Class J |
| Category | Renewable & Non-Renewable Fuses |
| Sub brand | POWR-GARD JLS Series |
| Manufacturer | Littelfuse, Inc. |
| Sub-Category | UL Power Fuse |
| Prop 65 warning | WARNING_CANCER_AND_REPRODUCTIVE_HARM_WWW.P65WARNINGS.CA.GOV |
| Special features | Fast-Acting |
| Manufacturer brand | Littelfuse, Inc. |
| Product description | Littelfuse JLS450 600V Class J Fuse |
| Full technical description | Class J Type; 8 Inch; UL 248-8, CSA, Qpl-Wf-1814, CE Approval; 600 VAC Voltage Rating; 2-1/2 Inch Diameter; 200000 Ampere (Symmetrical) Interrupting Rating; 450 Ampere Current Rating; Blade Terminal Type; Fast Acting Characteristics; Powr-Gard [R] Brand; Application General Purpose Circuits With Little or No Motor Load, Resistive Loads, Loads Requiring Fast Acting Overload Protection; JLS 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
JLS450