These numbers are a UL/ULC rating that indicates the amount of firefighting capacity with the square feet covered for the type of fire. Therefore a 2A: 10 BC extinguisher means 2.5 gallons of water (firefighting capacity) for 10 square feet covered for a BC Type fire. Below is a useful chart from Buckeye Fire.
What is an “ABC” fire extinguisher and what do the numbers 2A 10BC mean? Fires are categorized into 4 groups: A, or common combustible fires (including burning paper, wood, etc.); B, or flammable liquid fires (gasoline, cooking oil, etc.); C, or electrical fires; and D, which are flammable metal fires (including magnesium, sodium, etc.).
2A10BC Fire Extinguishers (2A:10B:C)
Amerex B500 – 5 lb ABC Dry Chemical Fire Extinguisher (2A:10B:C) BEST SELLER. ABC fire extinguishers are ideal for homes, businesses, hallways, office buildings, apartment buildings, chemical storage areas, RVs, boats, and cars. ABC or Multi-Purpose Fire Extinguishers can be used on Class A, B, or C fires. Class A: Ordinary…
Amerex B424 – 5 lb ABC Ext. (2A:10B:C) Model B424 includes a brass valve made with a chrome-plated brass valve body and a stainless steel handle and lever which add to the value and durability of this extinguisher.
People Also Ask what is 2a10bc fire extinguisher
What is the difference between 5BC and 10BC fire extinguisher?
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 size fire extinguisher for home use?
What is a Class B fire extinguisher for?
What are the 6 classes of fire?Class A (Solids) Class A fires are fires involving solids.Class B (Liquids) Class B fires are fires involving liquids.Class C (Gases)Class D (Metals)Electrical Fires.Class F (Cooking Fats & Oils)
What are the three classes of fire extinguishers?
Understanding fire extinguisher classesClass A extinguishers will put out fires in ordinary combustibles such as wood and paperClass B extinguishers are for use on flammable liquids like grease, gasoline and oilClass C extinguishers are suitable for use only on electrically energized firesClass D extinguishers are designed for use on flammable metals
What do the B C ratings mean on fire extinguishers?
Thus, a 4A will equal about five gallons of water. The numbers on a B or C rating will indicate the square footage that extinguisher can handle. The letter indicates the type of fire that the fire extinguisher can be used on. For example, a rating of 2B means that the fire extinguisher can be used to combat two square feet of a Class B fire.
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New warning about fire extinguishers Video Answer
Reference:
https://www.usfa.fema.gov/
https://en.wikipedia.org/wiki/Fire_extinguisher