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LITTELFUSE Fuse: BLF Series, Midget, Fast-Acting, 4 A, 250 V AC, 13/32 in x 1 1/2 in - Fast-Acting Cylindrical Fuses
LITTELFUSEFast-Acting Cylindrical Fuses

LITTELFUSE Fuse: BLF Series, Midget, Fast-Acting, 4 A, 250 V AC, 13/32 in x 1 1/2 in

The LITTELFUSE BLF Series is a fast-acting cylindrical fuse, specifically the BLF004 model. This midget fuse is rated for 4 A at 250 V AC and measures 13/32 in x 1 1/2 in. It is a non-indicating fuse designed for…

SKU 3G-OTH-127882

Also listed as: BLF 004 · BLF-004

Brand
LITTELFUSE
Item
Fuse: BLF Series, Midget, Fast-Acting, 4 A, 250 V AC, 13/32 in x 1 1/2 in
Category
Fast-Acting Cylindrical Fuses
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

LITTELFUSE
Manufacturer Part Number
BLF004
Type
Midget, Fast-Acting, 4 A, 13/32 in x 1 1/2 in, Non-Indicating
AC
250 V

Technical Documents

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

Product Description

The LITTELFUSE BLF Series is a fast-acting cylindrical fuse, specifically the BLF004 model. This midget fuse is rated for 4 A at 250 V AC and measures 13/32 in x 1 1/2 in. It is a non-indicating fuse designed for overcurrent protection.

Frequently Asked Questions

What is the LITTELFUSE BLF004 fuse used for?

The LITTELFUSE BLF004 is a fast-acting midget fuse used for overcurrent protection in industrial control panels, power supplies, and branch circuits. It quickly interrupts current surges to safeguard sensitive equipment rated up to 4 A at 250 V AC.

What are the specifications of the LITTELFUSE BLF004 fuse?

The LITTELFUSE BLF004 is a BLF Series, midget, fast-acting, non-indicating fuse rated 4 A at 250 V AC. Its physical dimensions are 13/32 in x 1 1/2 in. It is designed for cylindrical fuse holders and provides reliable overcurrent protection.

Where to buy LITTELFUSE BLF004 fuses worldwide?

3G Electric supplies the LITTELFUSE BLF004 fuse worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this fast-acting midget fuse.

How to select the correct LITTELFUSE BLF004 fuse for an application?

To select the LITTELFUSE BLF004, verify your circuit's voltage does not exceed 250 V AC and continuous current is at or below 4 A. Ensure the fuse holder accepts 13/32 in x 1 1/2 in midget fuses. For fast-acting protection, match the interrupting rating to your system's fault current.

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 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
LITTELFUSE Fuse: BLF Series, Midget, Fast-Acting, 5 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN BLF005)
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LITTELFUSE Fuse: BLF Series, Midget, Fast-Acting, 5 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN BLF005)
LITTELFUSE Fuse: BLF Series, Midget, Fast-Acting, 6 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN BLF006)
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LITTELFUSE Fuse: BLF Series, Midget, Fast-Acting, 6 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN BLF006)
LITTELFUSE Fuse: BLF Series, Midget, Fast-Acting, 3 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN BLF003)
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LITTELFUSE Fuse: BLF Series, Midget, Fast-Acting, 3 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN BLF003)
LITTELFUSE Fuse: BLF Series, Midget, Fast-Acting, 7 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN BLF007)
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LITTELFUSE Fuse: BLF Series, Midget, Fast-Acting, 7 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN BLF007)
LITTELFUSE Fuse: BLF Series, Midget, Fast-Acting, 8 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN BLF008)
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LITTELFUSE Fuse: BLF Series, Midget, Fast-Acting, 8 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN BLF008)
LITTELFUSE Fuse: BLF Series, Midget, Fast-Acting, 10 A, 250 V AC, 13/32 in x 1 1/2 in (MPN BLF010)
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LITTELFUSE Fuse: BLF Series, Midget, Fast-Acting, 10 A, 250 V AC, 13/32 in x 1 1/2 in (MPN BLF010)

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LITTELFUSE Fuse: KLK Series, Midget, Fast-Acting, 500 mA, 600 V AC, 500 V DC, 13/32 in x 1 1/2 in (MPN KLK.500)
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LITTELFUSE Fuse: KLKD Series, Midget, Fast-Acting, 15 A, 600 V AC, 600 V DC, 13/32 in x 1 1/2 in (MPN KLKD015)
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