What does ATO mean on a fuse?

ATC and ATO are virtually the same fuse. The C in ATC stands for closed which means the element is closed within the plastic housing. The O in ATO means the element is open to the atmosphere and subject to environment.

Are ATC and ATO fuses interchangeable?

ATO fuses and ATC fuses are regular-sized automotive blade fuses. They are interchangeable, provided the amperage rating is the same. The housing can be open or closed, but neither is sealed or waterproof. … Transparent housing for easy identification of blown fuse.

What is Ato type?

ATO/ATC blade fuses are standard size and the most common type of fuse for automotive and marine applications, but can be used in other electrical applications that require circuit protection. Commonly mounted in a fuse block, fuse holder or panel. Available in 1, 3, 5, 7.5, 10, 15, 20, 25, 40 amps.

What size is an ATO fuse?

Size groups
Blade size Blade group Dimensions L × W × H
LP-Mini (low profile) APS, ATT 10.9 × 3.81 × 8.73 mm
Mini APM, ATM 10.9 × 3.6 × 16.3 mm
Regular APR, ATC, ATO, ATS 19.1 × 5.1 × 18.5 mm
Maxi APX 29.2 × 8.5 × 34.3 mm

What’s the difference between ATM and ATC fuses?

An ATM fuse is considered to be a mini fuse and it came out in the early 1990s. The only difference is it is smaller than an ATC fuse in actual size. It generally cannot be used in a fuse block that is made for an ATC fuse, as it will not fit in properly.

Can I replace a low profile mini fuse with a mini fuse?

The low-profile design allows for complete circuit protection without sacrificing a large area of space. Low-profile MINI fuses are available in 5-30 amps with each fuse color coded to industry standards. Similar performance characteristics as the standard MINI Fuses. … Compatible with the MINI® Low Profile Fuse Adapter.

What is a 7.5 fuse used for?

Small Tools, Great Use – These 7.5 amp automotive fuses will blow when the current is overloaded, which can protect your safety. It is used in many appliances such as cabin lamp, tail lamp, horn, air conditioning system, or other electronic products.

Are motorcycle fuses the same as car fuses?

Motorcycle fuses and car fuses are the same fuse type, but vehicle owners replacing a fuse need to pay attention to the fuse amperage used. Using a fuse of the wrong amperage can cause an electrical short in either a motorcycle or a car, causing damage and even a fire risk.

What uses low profile mini fuse?

Automotive Passenger Car Blade Fuses.

What is a mini blade fuse?

Blade – Mini® Fuse

The MINI® style automotive blade fuse offers similar electrical characteristics in a smaller package than the ATO, style fuse. The Mini fuse is used in a wide range of low voltage, automotive and electronic applications. … Mini blade fuse ampere ratings range from 1 to 30 amps.

What are the different types of car fuses?

There are 4 main types of fuses: Micro, Mini (APM, ATM), Standard (APR, ATC, ATO), and Maxi (APX).

How do I know if my Jcase fuse is blown?

What is the difference between mini and micro fuses?

Car Fuse Sizes

These are: Micro2 – these are the smallest type, characterised by their tall, thin shape. Micro3 – these are easily identifiable as they are the only type with three terminals instead of two. Low-profile mini – these are small and compact.

Why does Jcase fuse?

The JCASE is a cartridge style fuse that provides both an increased time delay and low voltage drop, enabling it to protect high current circuits. JCASE also has the ability to handle inrush currents (the initial high input current drawn by equipment when it is turned on).

How do you remove a Jcase fuse?

Will a corroded fuse still work?

Yes. The link can work loose at one end. This is why most vehicles moved away from the glass 3AG type. Even if not overloaded; corrosion and/or vibration can still cause one to open; not “blow”.

Can Autozone check fuses?

Or, buy a fuse testing tool at an auto parts store, like Autozone, and just touch it to each fuse in turn (photo 2).