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LITTELFUSE Fuse: BLF Series, Midget, Fast-Acting, 20 A, 125 V AC - Fast-Acting Cylindrical Fuses
LITTELFUSEFast-Acting Cylindrical Fuses

LITTELFUSE Fuse: BLF Series, Midget, Fast-Acting, 20 A, 125 V AC

The LITTELFUSE BLF Series is a fast-acting cylindrical fuse, model BLF020, rated for 20 A at 125 V AC. It features a midget form factor with dimensions of 13/32 in x 1 1/2 in. This fuse is designed for overcurrent…

SKU 3G-OTH-133938

Also listed as: BLF 020 · BLF-020

Brand
LITTELFUSE
Item
Fuse: BLF Series, Midget, Fast-Acting, 20 A, 125 V AC
Category
Fast-Acting Cylindrical Fuses
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

LITTELFUSE
Manufacturer Part Number
BLF020
Type
Midget, Fast-Acting, 20 A, 13/32 in x 1 1/2 in
AC
125 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, model BLF020, rated for 20 A at 125 V AC. It features a midget form factor with dimensions of 13/32 in x 1 1/2 in. This fuse is designed for overcurrent protection in industrial equipment.

Frequently Asked Questions

What is the LITTELFUSE BLF020 fuse used for?

The LITTELFUSE BLF020 is a fast-acting midget fuse rated 20 A at 125 V AC. It provides overcurrent protection in industrial control panels, motor circuits, and power supplies where quick response to short circuits is required.

What are the specifications of the LITTELFUSE BLF020?

The LITTELFUSE BLF020 is a BLF Series fast-acting cylindrical fuse. It is rated 20 A at 125 V AC, with a midget form factor of 13/32 in x 1 1/2 in. The manufacturer part number is BLF020.

Where to buy LITTELFUSE BLF020 fuses worldwide?

3G Electric supplies the LITTELFUSE BLF020 fuse to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this fast-acting midget fuse.

How to select the correct LITTELFUSE BLF020 fuse for my application?

Select the BLF020 when your circuit requires a fast-acting 20 A fuse at 125 V AC. Verify the interrupting rating matches your fault current. For other ratings, consult the BLF Series datasheet. 3G Electric can help source the right LITTELFUSE fuse.

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, 25 A, 125 V AC, 13/32 in x 1 1/2 in (MPN BLF025)
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LITTELFUSE Fuse: BLF Series, Midget, Fast-Acting, 1 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN BLF001)
LITTELFUSE Fuse: BLF Series, Midget, Fast-Acting, 2 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN BLF002)
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LITTELFUSE Fuse: BLF Series, Midget, Fast-Acting, 2 A, 250 V AC, 13/32 in x 1 1/2 in, Non-Indicating (MPN BLF002)

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