{"id":3128,"date":"2025-02-10T10:00:00","date_gmt":"2025-02-10T10:00:00","guid":{"rendered":"https:\/\/www.prowinner.co.th\/%e0%b8%96%e0%b8%b1%e0%b8%87%e0%b8%94%e0%b8%b1%e0%b8%9a%e0%b9%80%e0%b8%9e%e0%b8%a5%e0%b8%b4%e0%b8%87%e0%b8%9c%e0%b8%87%e0%b9%80%e0%b8%84%e0%b8%a1%e0%b8%b5%e0%b9%81%e0%b8%ab%e0%b9%89%e0%b8%87-vs-co\/"},"modified":"2026-04-16T17:02:41","modified_gmt":"2026-04-16T17:02:41","slug":"dry-chemical-powder-fire-extinguisher-vs-co","status":"publish","type":"post","link":"https:\/\/prowinner.co.th\/en\/dry-chemical-powder-fire-extinguisher-vs-co\/","title":{"rendered":"Dry Chemical Powder Fire Extinguisher VS CO\u2082 \u2013 Which One to Choose?"},"content":{"rendered":"<p>A fire extinguisher is a crucial device for controlling and suppressing fires in emergencies. However, selecting the right fire extinguisher depends on the situation. <strong>Dry chemical powder<\/strong> and <strong>CO\u2082 fire extinguishers<\/strong> are widely used, but to use them correctly and effectively, it&#8217;s essential to understand their differences. Let&#8217;s compare <strong>dry chemical powder vs. CO\u2082 fire extinguishers<\/strong> to determine which type suits which situation and where they should be installed for maximum safety!<\/p><h2 class=\"wp-block-heading\"><strong><strong>Dry Chemical Powder Fire Extinguisher<\/strong><\/strong><\/h2><figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"720\" src=\"https:\/\/www.prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e07-1024x720.jpg\" alt=\"\" class=\"wp-image-2981\" srcset=\"https:\/\/prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e07-1024x720.jpg 1024w, https:\/\/prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e07-300x211.jpg 300w, https:\/\/prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e07-768x540.jpg 768w, https:\/\/prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e07-1536x1079.jpg 1536w, https:\/\/prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e07-2048x1439.jpg 2048w, https:\/\/prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e07-600x422.jpg 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><h2 class=\"wp-block-heading\"><strong>Dry Chemical Powder Fire Extinguisher<\/strong><\/h2><p>A <strong>dry chemical powder fire extinguisher<\/strong> is a multi-purpose extinguisher that can put out various types of fires by using dry chemical powder to stop the combustion reaction. It is suitable for use in homes, office buildings, factories, and places with a high fire risk.<\/p><h2 class=\"wp-block-heading\"><strong>Features of Dry Chemical Powder Fire Extinguisher<\/strong><\/h2><ul class=\"wp-block-list\"><li>Can extinguish multiple fire classes, including <strong>Class A, B, and C<\/strong>.<\/li>\n\n<li>Easy to use and can <strong>suppress fires quickly<\/strong>.<\/li>\n\n<li><strong>Cost-effective<\/strong> compared to other types of fire extinguishers.<\/li>\n\n<li>Available in various sizes, from <strong>portable small units<\/strong> to <strong>large units for buildings<\/strong>.<\/li>\n\n<li>Safe for <strong>high-voltage electrical fires<\/strong>, as it <strong>does not conduct electricity<\/strong>.<\/li><\/ul><h2 class=\"wp-block-heading\"><strong>Disadvantages or Limitations of Dry Chemical Powder Fire Extinguisher<\/strong><\/h2><ul class=\"wp-block-list\"><li><strong>Leaves chemical residue<\/strong> after use, requiring cleanup.<\/li>\n\n<li><strong>Not suitable for server rooms or electronic equipment<\/strong>, as it may cause damage.<\/li>\n\n<li><strong>Can affect respiratory health<\/strong>, as dispersed powder may cause eye irritation and coughing.<\/li>\n\n<li><strong>Cannot be used for Class D (flammable metals) or Class K (cooking oil) fires<\/strong>.<\/li>\n\n<li><strong>Single-use only<\/strong>\u2014once discharged, it needs to be refilled.<\/li><\/ul><h2 class=\"wp-block-heading\"><strong>Carbon Dioxide (CO\u2082) Fire Extinguisher<\/strong><\/h2><figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e072-1024x683.jpg\" alt=\"\" class=\"wp-image-2983\" srcset=\"https:\/\/prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e072-1024x683.jpg 1024w, https:\/\/prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e072-300x200.jpg 300w, https:\/\/prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e072-768x512.jpg 768w, https:\/\/prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e072-1536x1024.jpg 1536w, https:\/\/prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e072-2048x1365.jpg 2048w, https:\/\/prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e072-600x400.jpg 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><h2 class=\"wp-block-heading\"><strong>Carbon Dioxide (CO\u2082) Fire Extinguisher<\/strong><\/h2><p>A <strong>CO\u2082 fire extinguisher<\/strong> uses <strong>carbon dioxide gas<\/strong> as the extinguishing agent, working by <strong>reducing oxygen levels<\/strong> and <strong>lowering fire temperature<\/strong>, allowing flames to be extinguished quickly. It is ideal for <strong>electrical fires<\/strong> since it leaves <strong>no residue<\/strong>, making it widely used in <strong>server rooms, electrical control rooms, and areas with electronic equipment<\/strong>.<\/p><h2 class=\"wp-block-heading\"><strong>Features of CO\u2082 Fire Extinguisher<\/strong><\/h2><ul class=\"wp-block-list\"><li><strong>Effectively extinguishes fires<\/strong> by removing oxygen and reducing heat.<\/li>\n\n<li><strong>Leaves no residue<\/strong>, making it safe for electrical and electronic equipment.<\/li>\n\n<li><strong>Non-conductive<\/strong>, making it safe for <strong>high-voltage electrical fires<\/strong>.<\/li>\n\n<li><strong>Easy and safe to use<\/strong>, without concerns about leftover substances.<\/li>\n\n<li><strong>Available in multiple sizes<\/strong>, ranging from <strong>small (2 kg)<\/strong> to <strong>large (50 kg)<\/strong> units.<\/li><\/ul><h2 class=\"wp-block-heading\"><strong>Disadvantages or Limitations of CO\u2082 Fire Extinguisher<\/strong><\/h2><ul class=\"wp-block-list\"><li><strong>Not suitable for Class A fires (ordinary combustibles)<\/strong>, as fires may reignite once CO\u2082 dissipates if the material remains hot.<\/li>\n\n<li><strong>Ineffective for outdoor use<\/strong>, as CO\u2082 gas disperses quickly and may be blown away before extinguishing the fire.<\/li>\n\n<li><strong>Hazardous in confined spaces<\/strong>, as CO\u2082 <strong>displaces oxygen<\/strong>, which can cause suffocation, unconsciousness, or even death.<\/li>\n\n<li><strong>Heavy and bulky<\/strong>, as CO\u2082 extinguishers require <strong>thicker and stronger<\/strong> cylinders compared to other types.<\/li>\n\n<li><strong>Single-use only<\/strong>, once discharged, <strong>it cannot be easily refilled<\/strong> by the user.<\/li><\/ul><h2 class=\"wp-block-heading\"><strong><strong>Differences Between Dry Chemical Powder and CO\u2082 Fire Extinguishers<\/strong><\/strong><\/h2><figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/www.prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e073-1024x683.jpg\" alt=\"\" class=\"wp-image-2985\" srcset=\"https:\/\/prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e073-1024x683.jpg 1024w, https:\/\/prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e073-300x200.jpg 300w, https:\/\/prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e073-768x512.jpg 768w, https:\/\/prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e073-1536x1024.jpg 1536w, https:\/\/prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e073-2048x1365.jpg 2048w, https:\/\/prowinner.co.th\/wp-content\/uploads\/2025\/02\/\u0e16\u0e31\u0e07\u0e14\u0e31\u0e1a\u0e40\u0e1e\u0e25\u0e34\u0e073-600x400.jpg 600w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><p>Selecting the appropriate fire extinguisher is crucial for efficient and safe fire suppression. To make the decision easier, here is a comparison between <strong>Dry Chemical Powder Fire Extinguishers<\/strong> and <strong>CO\u2082 Fire Extinguishers<\/strong>, outlining their differences and suitability for various situations.<\/p><h3 class=\"wp-block-heading\"><strong>Comparison Between Dry Chemical Powder and CO\u2082 Fire Extinguishers<\/strong><\/h3><h4 class=\"wp-block-heading\"><strong>1. Extinguishing Agent<\/strong><\/h4><ul class=\"wp-block-list\"><li><strong>Dry Chemical Powder Fire Extinguisher<\/strong>: Uses <strong>Mono-Ammonium Phosphate<\/strong> or <strong>Sodium Bicarbonate<\/strong> as the extinguishing agent.<\/li>\n\n<li><strong>CO\u2082 Fire Extinguisher<\/strong>: Uses <strong>Carbon Dioxide (CO\u2082)<\/strong> gas.<\/li><\/ul><h4 class=\"wp-block-heading\"><strong>2. Working Mechanism<\/strong><\/h4><ul class=\"wp-block-list\"><li><strong>Dry Chemical Powder Fire Extinguisher<\/strong>: Blocks oxygen and <strong>interrupts the combustion reaction<\/strong>.<\/li>\n\n<li><strong>CO\u2082 Fire Extinguisher<\/strong>: <strong>Reduces oxygen levels<\/strong> around the fire and lowers the <strong>temperature<\/strong>.<\/li><\/ul><h4 class=\"wp-block-heading\"><strong>3. Fire Classes It Can Extinguish<\/strong><\/h4><ul class=\"wp-block-list\"><li><strong>Dry Chemical Powder Fire Extinguisher<\/strong>:<ul class=\"wp-block-list\"><li><strong>Class A<\/strong>: Common combustibles (wood, paper, fabric, plastic).<\/li>\n\n<li><strong>Class B<\/strong>: Flammable liquids (oil, thinner, paint, alcohol).<\/li>\n\n<li><strong>Class C<\/strong>: Electrical equipment.<\/li><\/ul><\/li>\n\n<li><strong>CO\u2082 Fire Extinguisher<\/strong>:<ul class=\"wp-block-list\"><li><strong>Class B<\/strong>: Flammable liquids.<\/li>\n\n<li><strong>Class C<\/strong>: Electrical equipment.<\/li><\/ul><\/li><\/ul><h4 class=\"wp-block-heading\"><strong>4. Outdoor Use<\/strong><\/h4><ul class=\"wp-block-list\"><li><strong>Dry Chemical Powder Fire Extinguisher<\/strong>: <strong>Effective even in windy conditions<\/strong>.<\/li>\n\n<li><strong>CO\u2082 Fire Extinguisher<\/strong>: <strong>Not suitable for outdoor use<\/strong>, as CO\u2082 dissipates quickly and can cause <strong>oxygen depletion<\/strong>.<\/li><\/ul><h4 class=\"wp-block-heading\"><strong>5. Cost<\/strong><\/h4><ul class=\"wp-block-list\"><li><strong>Dry Chemical Powder Fire Extinguisher<\/strong>: <strong>Affordable<\/strong> and cost-effective.<\/li>\n\n<li><strong>CO\u2082 Fire Extinguisher<\/strong>: <strong>More expensive<\/strong> than dry chemical powder extinguishers.<\/li><\/ul><hr class=\"wp-block-separator has-alpha-channel-opacity\"\/><h3 class=\"wp-block-heading\"><strong>Maintenance of Dry Chemical Powder and CO\u2082 Fire Extinguishers<\/strong><\/h3><h4 class=\"wp-block-heading\"><strong>1. Check the Pressure Regularly (Monthly)<\/strong><\/h4><ul class=\"wp-block-list\"><li><strong>Dry Chemical Powder Fire Extinguisher<\/strong>: Monitor the <strong>pressure gauge<\/strong>, ensuring the needle is in the <strong>green zone<\/strong>. If the pressure is low, <strong>refill the extinguisher<\/strong>.<\/li>\n\n<li><strong>CO\u2082 Fire Extinguisher<\/strong>: <strong>No pressure gauge<\/strong>; instead, check the <strong>weight<\/strong> of the cylinder.<\/li><\/ul><h4 class=\"wp-block-heading\"><strong>2. Inspect the Cylinder and Nozzle (Monthly)<\/strong><\/h4><ul class=\"wp-block-list\"><li>Check for <strong>dents, leaks, rust, or damage<\/strong> on the cylinder and nozzle.<\/li><\/ul><h4 class=\"wp-block-heading\"><strong>3. Verify the Safety Seal and Lock Pin<\/strong><\/h4><ul class=\"wp-block-list\"><li>The <strong>safety pin<\/strong> must be intact with no signs of tampering. If the seal is broken or missing, <strong>verify whether the extinguisher has been used<\/strong>.<\/li><\/ul><h4 class=\"wp-block-heading\"><strong>4. Replace the Extinguishing Agent as Required<\/strong><\/h4><ul class=\"wp-block-list\"><li><strong>Dry Chemical Powder Fire Extinguisher<\/strong>: <strong>Refill or replace<\/strong> the agent <strong>every 3-5 years<\/strong>.<\/li>\n\n<li><strong>CO\u2082 Fire Extinguisher<\/strong>: <strong>Refill if weight is reduced by more than 10%<\/strong>.<\/li><\/ul><h4 class=\"wp-block-heading\"><strong>5. Ensure Proper Installation Location<\/strong><\/h4><ul class=\"wp-block-list\"><li>Install in <strong>an accessible location<\/strong>, free from obstructions.<\/li>\n\n<li>Keep away from <strong>direct sunlight and high humidity areas<\/strong>.<\/li>\n\n<li>Position at <strong>eye level (1.2 \u2013 1.5 meters from the ground)<\/strong> for easy access.<\/li><\/ul><p>The selection of a suitable fire extinguisher should be based on its intended use and the type of fire that may occur. If a <strong>multi-purpose and cost-effective extinguisher<\/strong> is needed, a <strong>Dry Chemical Powder Fire Extinguisher<\/strong> is the best choice. However, if a <strong>clean agent extinguisher<\/strong> is required for <strong>electrical equipment<\/strong> that leaves <strong>no residue after use<\/strong>, a <strong>CO\u2082 Fire Extinguisher<\/strong> should be selected. In case of uncertainty about which type to choose, it is recommended to consult <strong>fire safety experts like Prowinner<\/strong>, who offer <strong>comprehensive services and expert guidance<\/strong>, making fire safety decisions easy.<\/p><hr class=\"wp-block-separator has-alpha-channel-opacity\"\/><div style=\"height:49px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div><p>\u260e\ufe0f&nbsp;Tel : 02-476-1967-9<\/p><p>\ud83d\udce7&nbsp;Email : <a href=\"mailto:prowinner9@gmail.com\">prowinner9@gmail.com<\/a><\/p><p>\ud83d\udfe2&nbsp;Line ID : prowinner_2005<\/p><p>\ud83d\udfe6&nbsp;Facebook: <a href=\"https:\/\/www.facebook.com\/profile.php?id=61550252981557&amp;mibextid=wwXIfr&amp;rdid=UKmckBe4wtc71BSn&amp;share_url=https%3A%2F%2Fwww.facebook.com%2Fshare%2F14ftSZQtfY%2F%3Fmibextid%3DwwXIfr#\" target=\"_blank\" rel=\"noopener\">prowinner<\/a><\/p><p><\/p><p><\/p>","protected":false},"excerpt":{"rendered":"<p>A fire extinguisher is a crucial device for controlling and suppressing fires in emergencies. However, selecting the right fire extinguisher depends on the situation<\/p>\n","protected":false},"author":1,"featured_media":3159,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[110],"tags":[],"class_list":["post-3128","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-article"],"_links":{"self":[{"href":"https:\/\/prowinner.co.th\/en\/wp-json\/wp\/v2\/posts\/3128","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/prowinner.co.th\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/prowinner.co.th\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/prowinner.co.th\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/prowinner.co.th\/en\/wp-json\/wp\/v2\/comments?post=3128"}],"version-history":[{"count":2,"href":"https:\/\/prowinner.co.th\/en\/wp-json\/wp\/v2\/posts\/3128\/revisions"}],"predecessor-version":[{"id":3163,"href":"https:\/\/prowinner.co.th\/en\/wp-json\/wp\/v2\/posts\/3128\/revisions\/3163"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/prowinner.co.th\/en\/wp-json\/wp\/v2\/media\/3159"}],"wp:attachment":[{"href":"https:\/\/prowinner.co.th\/en\/wp-json\/wp\/v2\/media?parent=3128"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/prowinner.co.th\/en\/wp-json\/wp\/v2\/categories?post=3128"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/prowinner.co.th\/en\/wp-json\/wp\/v2\/tags?post=3128"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}