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LITTELFUSE 257 Series Fast-Acting Automotive Fuse - Fast-Acting Fuses
LITTELFUSEFast-Acting Fuses

LITTELFUSE 257 Series Fast-Acting Automotive Fuse

The LITTELFUSE 257 Series is a fast-acting automotive fuse, model ATO15, rated at 15 A and 32 V DC. It features a standard profile and is non-indicating, supplied in a pack of 5. This fuse is designed for overcurrent…

SKU 3G-OTH-26460

Also listed as: ATO 15 · ATO-15

Brand
LITTELFUSE
Item
257 Series Fast-Acting Automotive Fuse
Part Number
ATO15
Category
Fast-Acting Fuses
Available to Order
Also known as:ATO15LITTELFUSE
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Delivery
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
ATO15
Series
257
Type
Fast-Acting, 15 A, Non-Indicating, 5 PK
DC
32 V
Fuse Profile
Standard Profile

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

Product Description

The LITTELFUSE 257 Series is a fast-acting automotive fuse, model ATO15, rated at 15 A and 32 V DC. It features a standard profile and is non-indicating, supplied in a pack of 5. This fuse is designed for overcurrent protection in automotive electrical systems.

Frequently Asked Questions

What is the LITTELFUSE 257 Series ATO15 fuse used for?

The LITTELFUSE 257 Series ATO15 is a fast-acting automotive fuse rated 15 A and 32 V DC. It provides overcurrent protection in automotive electrical systems, such as lighting, motors, and control circuits, safeguarding wiring and components from damage due to short circuits or overloads.

What are the specifications of the LITTELFUSE 257 Series ATO15 fuse?

The LITTELFUSE 257 Series ATO15 is a fast-acting, non-indicating automotive fuse with a standard profile. It is rated at 15 A and 32 V DC, supplied in a pack of 5. The manufacturer part number is ATO15, and it is designed for overcurrent protection in 12 V and 24 V automotive systems.

Where to buy LITTELFUSE 257 Series ATO15 fuses worldwide?

You can source LITTELFUSE 257 Series ATO15 fuses through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your automotive maintenance or production needs.

How to select the correct LITTELFUSE 257 Series fuse for my application?

To select the correct LITTELFUSE 257 Series fuse, match the voltage rating (32 V DC max) and current rating (15 A) to your circuit requirements. Ensure the fuse profile (standard) fits your holder. For overcurrent protection, choose a fast-acting type like the ATO15 for sensitive electronics. Consult your system's wiring diagram for proper sizing.

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 fuses. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Fast-acting automotive fuse rated 3 A at 32 V DC. Standard profile, non-indicating design. Suitable for overcurrent protection in vehicle electrical circuits such as lighting, audio systems, and auxiliary power. Supplied in a 5-pack
LITTELFUSE
Fast-acting automotive fuse rated 3 A at 32 V DC. Standard profile, non-indicating design. Suitable for overcurrent protection in vehicle electrical circuits such as lighting, audio systems, and auxiliary power. Supplied in a 5-pack

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