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LITTELFUSE JLS040 Fast-Acting Cylindrical Fuse - Fast-Acting Cylindrical Fuses
LITTELFUSEFast-Acting Cylindrical Fuses

LITTELFUSE JLS040 Fast-Acting Cylindrical Fuse

The LITTELFUSE JLS Series Fast-Acting Cylindrical Fuse (SKU JLS040, MPN JLS040) is a Class J, 40 A, 600 V AC, non-indicating fuse with a cylindrical body. This fast-acting fuse from LITTELFUSE is designed for…

SKU 3G-OTH-133111

Also listed as: JLS 040 · JLS-040

Brand
LITTELFUSE
Item
JLS040 Fast-Acting Cylindrical Fuse
Part Number
JLS040
Category
Fast-Acting Cylindrical Fuses
Available to Order
Also known as:JLS040LITTELFUSE
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

LITTELFUSE
Manufacturer Part Number
JLS040
Type
Class J, Cylindrical Body, Fast-Acting, 40 A, Non-Indicating
AC
600 V

Technical Documents

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

Product Description

The LITTELFUSE JLS Series Fast-Acting Cylindrical Fuse (SKU JLS040, MPN JLS040) is a Class J, 40 A, 600 V AC, non-indicating fuse with a cylindrical body. This fast-acting fuse from LITTELFUSE is designed for overcurrent protection in industrial equipment.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the LITTELFUSE JLS040 fuse used for?

The LITTELFUSE JLS040 is a Class J, fast-acting cylindrical fuse rated 40 A and 600 V AC. It provides overcurrent protection in industrial equipment such as motor control centers, panelboards, and branch circuits where fast response to short circuits is required.

What are the specifications of the LITTELFUSE JLS040 fuse?

The LITTELFUSE JLS040 is a Class J, fast-acting, non-indicating cylindrical fuse rated 40 A and 600 V AC. It is part of the JLS series and has a cylindrical body. The manufacturer part number is JLS040, and it is designed for overcurrent protection in industrial applications.

Where to buy LITTELFUSE JLS040 fuses worldwide?

3G Electric supplies the LITTELFUSE JLS040 fuse worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this Class J fast-acting fuse to any country.

How to select the correct LITTELFUSE JLS series fuse for an application?

To select the correct LITTELFUSE JLS series fuse, verify the voltage rating (600 V AC maximum), current rating (e.g., 40 A for the JLS040), and that the fuse is fast-acting for circuits requiring rapid overcurrent interruption. Ensure the Class J rejection feature matches the fuse holder to prevent substitution with lower-rated fuses.

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.
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LITTELFUSE Products

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

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