◎ Global Shippingϟ Fast RFQ Response◇ Multi-Brand Supply
Request a Quote
Littelfuse

Littelfuse JLS350 350A 600V Class J Fast-Acting Fuse

Part Number: JLS350

● Contact for Availability

Littelfuse rates JLS350 at 350A as part of the JLS Series. The electrical envelope is 600V AC, supported by 200kA AC breaking capability. The fast-acting, current-limiting design targets surge-sensitive industrial and power-conversion equipment. Use the linked Littelfuse datasheet to confirm coordination, approvals and installation details.

Rated Current350A
Rated Voltage600V AC
Breaking Capacity200kA AC
PackageClass J

For 350A service, JLS350 is a listed member of the Littelfuse JLS Series. Its electrical envelope is 600V AC, paired with 200kA AC interruption. The fast-acting, current-limiting design targets surge-sensitive industrial and power-conversion equipment. For installation, the listed format is Class J; mounting is Cartridge / Clip, with ferrule / blade (amp-dependent) terminals. Published dimensions are 181.0mm overall length; 50.8mm body diameter. Typical applications include Power Electronics, Variable Speed Drives, Rectifiers, Resistive Loads, Solid-State Devices. Check the official Littelfuse datasheet before final coordination.

Technical Specifications

Part Number
JLS350
Manufacturer Part Number
JLS350
Series
JLS Series
Fuse Type
Fast-Acting Class J Current-Limiting Fuse
Current Rating
350A
Voltage Rating
600V AC
AC / DC
AC
Breaking Capacity
200kA AC
Operating Temperature
-55°C to +125°C
Package / Dimensions
Class J
Mounting
Cartridge / Clip
Application
Power Electronics · Rectifiers · Resistive Loads · Solid-State Devices · Variable Speed Drives
Standard
Federal Specification WF-1814 · UL 248-8
Terminal Type
Ferrule / Blade (amp-dependent)
Fuse Speed
Fast Acting (F)
Utilization Class
Class J
Approvals
CE · CSA · RoHS · UL Listed
Certifications
UL Listed · CSA · CE · QPL · RoHS

Downloads