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Littelfuse JLS500 — Fuses & Fuse Holders

Littelfuse JLS500

MPNJLS500

JLS UL CLASS J FAST-ACTING FUSE 500A|JLS UL CLASS J FAST-ACTING FUSE 500A 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 Applicat

Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jun 2026

Specifications

JLS500 — Identification
ParameterValue
TypeClass J
ClassJ
JLS500 — Ratings
ParameterValue
Current (A)500
Voltage (AC)600
JLS500 — Performance
ParameterValue
SpeedFast Acting
JLS500 — Protection & Breaking
ParameterValue
DC interrupting rating200 kA
JLS500 — Mechanical
ParameterValue
Mounting styleBolt
JLS500 — Approvals
ParameterValue
Standards / approvalsCalifornia Proposition 65
MPN
JLS500