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Littelfuse JLLS300 — Fuses & Fuse Holders

Littelfuse JLLS300

MPNJLLS300

300 Amp, 600V, UL Class T|300 Amp, 600V, Industrial & Electrical Fuses UL Class T Fast-Acting Fuse

$112.90Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026

Specifications

JLLS300 — Identification
ParameterValue
TypeClass T
ClassT
JLLS300 — Ratings
ParameterValue
Current (A)300
Voltage (AC)600
JLLS300 — Performance
ParameterValue
SpeedFast Acting
JLLS300 — Protection & Breaking
ParameterValue
DC interrupting rating20 kA
JLLS300 — Mechanical
ParameterValue
Mounting styleBolt
Length3 1/4 in
JLLS300 — Approvals
ParameterValue
Standards / approvalsCalifornia Proposition 65
JLLS300 — Other specifications
ParameterValue
Diameter1 1/16 in
Volts DC300
MPN
JLLS300