We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
RFQ CartGet a QuoteSign inSign up
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 400 A, 600 V AC - Fast-Acting Bolt-On Fuses
LITTELFUSEFast-Acting Bolt-On Fuses

LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 400 A, 600 V AC

The LITTELFUSE JLS Series is a fast-acting bolt-on fuse, specifically the Class J JLS400 model rated at 400 A and 600 V AC. This non-indicating fuse features a bolt-on body design for secure installation in…

SKU 3G-OTH-25655

Brand
LITTELFUSE
Item
Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 400 A, 600 V AC
Category
Fast-Acting Bolt-On Fuses
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

LITTELFUSE
Manufacturer Part Number
JLS400
Series
JLS
Type
Class J, Bolt-On Body, Fast-Acting, 400 A, Non-Indicating
AC
600 V
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

LITTELFUSE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The LITTELFUSE JLS Series is a fast-acting bolt-on fuse, specifically the Class J JLS400 model rated at 400 A and 600 V AC. This non-indicating fuse features a bolt-on body design for secure installation in industrial equipment. It is manufactured by LITTELFUSE under part number JLS400.

Used in

Common applications for LITTELFUSE
Power electronics protection — Littelfuse PSR Series semiconductor fuses for IGBT and diode protection in variable frequency drives.
Solar photovoltaic systems — Littelfuse SPF Series fast-acting fuses for string overcurrent protection in PV arrays.
Automotive electrical systems — Littelfuse MIDI® 498 Series bolt-on fuses for battery and alternator protection in vehicles.
Industrial control panels — Littelfuse KLKD Series midget fuses for branch circuit protection in control transformers and relays.
Motor control centers — Littelfuse BLF Series fast-acting fuses for short-circuit protection of motor starters and contactors.

LITTELFUSE Products

3G Electric supplies LITTELFUSE fast-acting bolt-on fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 350 A, 600 V AC, Non-Indicating (MPN JLS350). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 350 A, 600 V AC, Non-Indicating (MPN JLS350). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 80 A, 600 V AC, Non-Indicating (MPN JLS080). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 80 A, 600 V AC, Non-Indicating (MPN JLS080). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 110 A, 600 V AC, Non-Indicating (MPN JLS110). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 110 A, 600 V AC, Non-Indicating (MPN JLS110). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 90 A, 600 V AC, Non-Indicating (MPN JLS090). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 90 A, 600 V AC, Non-Indicating (MPN JLS090). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 125 A, 600 V AC, Non-Indicating (MPN JLS125). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 125 A, 600 V AC, Non-Indicating (MPN JLS125). Key specifications — Series: JLS; Brand: LITTELFUSE.

More from LITTELFUSE

View all LITTELFUSE parts →
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 100 A, 600 V AC, Non-Indicating (MPN JLS100). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 100 A, 600 V AC, Non-Indicating (MPN JLS100). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 150 A, 600 V AC, Non-Indicating (MPN JLS150). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 150 A, 600 V AC, Non-Indicating (MPN JLS150). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 175 A, 600 V AC, Non-Indicating (MPN JLS175). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 175 A, 600 V AC, Non-Indicating (MPN JLS175). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 250 A, 600 V AC, Non-Indicating (MPN JLS250). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 250 A, 600 V AC, Non-Indicating (MPN JLS250). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 70 A, 600 V AC, Non-Indicating (MPN JLS070). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 70 A, 600 V AC, Non-Indicating (MPN JLS070). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 225 A, 600 V AC, Non-Indicating (MPN JLS225). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 225 A, 600 V AC, Non-Indicating (MPN JLS225). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 200 A, 600 V AC, Non-Indicating (MPN JLS200). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 200 A, 600 V AC, Non-Indicating (MPN JLS200). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 300 A, 600 V AC, Non-Indicating (MPN JLS300). Key specifications — Series: JLS; Brand: LITTELFUSE.
LITTELFUSE
LITTELFUSE Fuse: JLS Series, Class J, Bolt-On Body, Fast-Acting, 300 A, 600 V AC, Non-Indicating (MPN JLS300). Key specifications — Series: JLS; Brand: LITTELFUSE.