# What is a 10A fire extinguisher?

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Classification: 10A:120B:C. Good for: Sizable fires of standard types. This extinguisher provides the firefighting power of 12.5 gallons against fires in ordinary combustibles and 120 square feet of firefighting power against flammable liquids and gasses. It can safely fight Class C electrical fires.

## What does 10A 100b C mean?

The most common fire extinguisher is the ABC fire extinguisher. … The ratings on ABC fire extinguishers vary, but let’s say the one available to you is 10A:120B:C. This means that the extinguisher is equivalent of having 12.5 gallons of water to fight a Class A fire and could cover 120 square feet of a Class B fire.

## When someone asks you for a 10 lb fire extinguisher what does the 10 lbs represent?

#1 – When someone asks you for a 10 lb. fire extinguisher, what does the 10 lbs. represent? … The weight of the agent inside the fire extinguisher.

## What is 2A fire extinguisher?

Fire Extinguisher Size Ratings

The Class A size rating represents the water equivalency. Each number represents 1 ¼ gallons of water. For instance, 2A means the extinguisher is just as effective as 2 ½ gallons of water.

## What does 2A 10BC mean?

A fire extinguisher that is rated 2A:10 BC means it has a fire fighting capacity equivalent to: 2.5 Gallons of Water and 10 Square Feet for a BC Type Fire.

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## What is the difference between 5BC and 10BC fire extinguisher?

In our tests, the 10BC units discharged only a fraction of a second longer than the 5BC, hardly “twice” anything. The 10BC, on average, discharged only 25% more fire suppressant than the 5BC.

## What is the best defense against fire?

As always, the best defense against a fire is to be prepared. Take a moment to look at your fire extinguisher.

## Do fire extinguishers expire?

Even if there’s no expiration date, it won’t last forever. Manufacturers say most extinguishers should work for 5 to 15 years, but you might not know if you got yours three years ago or 13. … If it falls anywhere else, the extinguisher is unreliable and should be serviced or replaced.

## What are the ratings for fire extinguishers?

Fire extinguishers are classified by fire type. The A, B, C rating system defines the kinds of burning materials each fire extinguisher is designed to fight. The number in front of the A, B, or C indicates the rating size of fire the unit can extinguish.