Air compressor cfm vs psi SEARCH. 7 psi. They tell you how much air the compressor can Secondly, when it comes to air compressors, PSI and Bar are used to indicate the maximum pressure the compressor can produce. Horsepower is another common rated touted by air compressor manufacturers. CFM differs from PSI in that PSI determines power, whereas CFM determines the volume of the air. 3 CFM air compressor is actually capable of delivering 3. Shop a variety of styles and sizes to find the perfect compressor for your needs. CFM (often measured at 90 PSI) lets you know the volume of air the unit can CFM shows the amount of air a compressor can produce. The finished psi value is the factory set, maximum allowable pressure the tank can hold. For example, a 100 PSI air compressor exerts 100 pounds of pressure on every square inch within its tank. The approximate pressure loss from end to end for 700 CFM, 250-365 PSI Rotary Screw Compressor. While small, mobile at-home air compressors may deliver around 2 CFM, industrial air compressors with 200 PSI and CFM are performance specifications for air compressors and air-powered machinery, which indicate the maximum air volume and pressure produced by an air compressor to power air tools. PSI refers to the pressure at which the air is delivered from the compressor. CFM doesn’t use standardized units for its calculation, while SCFM has set pressure, temperature, and volume standards for its calculation. 6 CFM and I've had to draw a vacuum in stages b/c the pressure would drop in the compressor before I could draw my 28" vacuum. The HVLP will likely require less air pressure and flow than the sandblaster. 99. For example, PSI is the measurement of pressure. CFM of the compressor is the amount of air (Air Volume) that the compressor can supply to the truck tire. For a compressor, it is the amount of force it can deliver. It is the amount of air generated by the air compressor at a certain pressure level. How to Get More CFM Out of Air Compressor. We’ve looked SCFM vs. Especially when looking to purchase a *Please note that the PSI and CFM requirements provided in this table may differ from those of your specific air tools. Impact On Performance. The 5HP heavy duty induction motor delivers an impressive 14. By using this calculator, you can ensure that your The air compressor CFM PSI calculator formula is the following: CFM = tank volume in cubic feet x standard pressure (ATM) during cycle x cranks per minute. 7 CFM at 90 PSI (pounds per square inch), while its 80- gallon bigger brother (#31440) is rated at 22. I recently got a 60-gallon 2-stage compressor with 135 PSI and 11. 2-Stage Industrial V4 Pressure Lubricated Pump Air Compressor, 175 PSI, 1-Phase, 38 CFM at 100 PSI. 1-0. (PSI) into airflow (CFM). 20. What Is the Relationship Between CFM and PSI? Brad nailers generally operate at 0. Register | Login. First of all, PSI stands for pounds per square inch (or pound force per square inch). This means when the compressor is running at 100 psi, it will deliver 1. Compressed Air Measurements: PSI. Contact Atlas Copco for a quote or to find a dealer! CFM vs. So if you get an air compressor that’s capable of 3. Most nailers and air tools require between 60 and 100 PSI. To use this higher-demand air tool, you will need a bigger compressor OR you can connect two compressors together to the same airline that feeds to the tool to have a CFM increase (cubic feet of compressed air In this example, we have 70 CFM of compressed air, delivered at 100 psi gauge pressure (equivalent to 114. 0 CFM at 90 PSI and 5. PSI Air Pressure: What You Need To Know The difference between CFM and PSI. Air Compressor Safety 101 Whilst a manufacturer may advertise 4. 5 to 1 CFM and require between 60 and 90 PSI. $831. You can learn more about Air Compressor Duty Cycle – What Is It, How It Works SCFM vs CFM for Air Tools & Air Compressors Guide to Compressor Ratings High-Pressure Booster Air Compressors Ensuring the successful execution of any application requires supplying the respective application with sufficient air flow (CFM) at the correct pressure (PSI). The performance of an air compressor is influenced by both CFM and PSI. 947 CFM at 3,000 feet, 0. On Sale Ends 12/31. The ideal air compressor for winterization typically produces between 20 to 50 CFM at 50 psi. I'd have to do about 4 or 5 cycles to get a full draw. Whatever is on the end of the hose doesn't matter. You can adjust the CFM output accordingly if you need a different pressure. In a compressed air system, the amount of pressure has a direct impact on the rate I've been using a 6-gallon pancake compressor with 150 PSI and 1. How To Calculate CFM of Air Compressors – PSI to CFM Conversion; Identifying An Older Air Compressor – Serial Numbers, Photos & In terms of air compressor measurements, however, PSI has a slightly different meaning. PSI is an indication of the maximum pressure an air compressor can produce, and in conjunction with CFM, cubic feet per minute, is one of the key measurements to understanding the performance of an air compressor. 8 CFM. The CFM an air compressor delivers at 45psi will not be equal to the CFM delivered at 90psi. you should be able to use any small air compressor with between 3-5 CFM and a 50% duty cycle. CFM Pipe Size Discussion. Depending upon the power with which the air is supplied and the capacity to deliver that air continuously the right PSI CFM fit occurs. 5-hp induction motor that has a maximum psi rating of 135 and produces 2. MEGA 5-HP 60-Gallon Single-Stage Air Compressor (208/230V 1-Phase - 150 PSI) Model: MP-6560VB. 5 Star) Power Requirements: 240 Volts supply drawing 15 Amps of Current. Most air tools require at least a minimum CFM and PSI for the tools to function correctly. I'm looking into purchasing an HVLP spray kit that runs at 30 psi @ 13 cfm for the production gun and 30 psi @ 9 cfm for the detail gun. CFM, or Cubic Feet per Minute, refers to the volume of air that the compressor can deliver, while PSI, or Pounds per Square Inch, measures the pressure at which the air is delivered. We are your air compressor specialists for Michigan, Ohio and Indiana. Compare this to the requirements of some Eastwood pneumatic tools. A powerful, industrial-grade Air compressors, 150 vs 225 psi? 0. 2 CFM is an irrelevant amount of air (remember that compressors are quoted in SCFM, or cubic feet at atmospheric pressure i. Step 1: Enter CFM Value. You really need to look at the parameters of your sandblast equipment. In compressed air, this means it is a measure of the flow or output rate that air is coming out of your compressor. 77 CFM at 90 PSI, like this Hulk silent series EMAX compressor readily available on Amazon. Let’s take a look and clarify, so you can choose the right compressor for your air tool. My Response: Hi Dennis, Regarding your question about spraying stucco, if your compressor air tank is big enough to have enough reserve to keep supplying the stucco gun while the CFM and PSI. They are both measurements of air volume flow rate, commonly used in the air compressor industry. In this video, we discuss SCFM, PSI, Tank Size and tool ne What Size Air Compressor Do I Need for Impact Wrench? An impact wrench is an air tool that draws a lot of air, which is why you’ll need an air compressor with a rather medium-sized tank, and plenty of CFM power. SKU: 1496039 (10) $3999. A smaller, lower HP air compressor can perhaps only deliver 2 CFM of air. An air compressor between 10-20 CFM for sandblasting will be ideal for smaller sandblasting tasks whilst an air compressor that produces anything above 20 CFM will be suitable for larger jobs and be able to provide continuous use to the air tools. To do so effectively, air compressor operators must understand the relationship between CFM and PSI. These two measurement forms correctly identify the requirements for any particular The CFM output is measured at 90 PSI, a common working pressure for many air-powered tools. Atlas Copco is the leading manufacturer of portable compressed air machines in the world. 64 SCFM. ‘Inlet’ vs. An air compressor’s CFM depends upon pounds per square inch. PSI of the Air If you work with air compressors in your industry, you must be familiar with the term SCFM, or standard cubic feet per minute. The compressor air flow at 100 psi is 1. 824 CFM at 10,000 feet of elevation, making a big difference in how much air volume your system is actually taking in to use. SCFM and CFM directly relate to an air compressor’s output. This is essential for tools that require a Hey! This site is reader-supported and we earn commissions if you purchase products from retailers after clicking on a link from our site. PSI and CFM are co-related to each other in determining the final functional output of the air compressor. SCFM is a term commonly used to describe the performance of air compressors. Most flooring nailers require around 2. If this Like PSI, if a given air compressors CFM rating doesn’t match or exceed the CFM requirements of your air tools, it’s not going to work. The free air delivery in an air compressor is measured in cubic feet per minute (CFM). In contrast, air compressor CFM is the measurement of volume. Another parameter considered along with CFM is the amount Its 3-gallon air tank is matched with a 1. In the case of an air compressor, CFM indicates how much air can move per minute. SCFM and CFM in Air Compressors How These Measurements Affect Performance. For example, a 2 HP compressor with a 10-gallon tank rated 5. This conversion is essential in industries that rely on compressed air, such as automotive repair, manufacturing, and construction. 6 SCFM at 90 The portable 30- gallon Eastwood Compressor that is our best seller (#31436) is rated at 5. However, both are essential when it comes to air compressors. 2% Buy This. Buy 7-12 CFM Single Stage Air Compressor Direct and save. Converting this into other Since CFM changes depending on what you set the pressure (PSI) at on the compressor, us the “CFM at 90 PSI” rating of air compressors when comparing units. 0 CFM at 40 PSI: Check Latest Price: CRAFTSMAN Air Compressor Pancake, Oil-Free (CMEC6150K) 6 gallons: 2. In a compressed air system, any pressure losses that are greater than 3% are considered excessive and so, when designing the system, users typically try to ensure that the system has a maximum loss of around 1%. When shopping for an air compressor, CFM and PSI are the key specs. In conclusion, understanding the relationship between air compressor HP and CFM is crucial for selecting the right compressor for your needs. This table should be used for reference only. For example, an air compressor’s output rated for 30 CFM means 30 cubic feet of air flow per minute. For example, an air compressor with a pressure rating of 100 PSI can generate a maximum pressure of 100 PSI. CFM of an Air Compressor. The belt does need oiling to keep the machine running quietly, but overall this is a great portable option for bigger jobs. 6 cfm at 90 psi. 98 = 66. It’s 375 dollars which seems Continue reading CFM rating of Black Most compressors for sale at the various hardware shops and compressor dealers are between 125 and 175 psi ( 8. In simpler terms, PSI represents the pressure of the air that a given compressor can provide while CFM represents CFM is measures at a given PSI and increases in direct proportion to the horsepower (HP) that is applied. Cart (0) CAD$0. This value represents the volume of air flow you want to convert to pressure. 6 CFM air at 40 PSI and 11. A comical fact when conducting a full plant air audit (both supply side and demand side) is that in many cases the largest event that CFM and PSI together power your air tools. To increase the CFM that you can draw from the outlet of your air compressor you have 2 main options; 1. 00. It is a crucial measurement in determining the performance of an air compressor and is often used in conjunction with other measurements, such as horsepower and PSI. I have a Dewalt D55168 air compressor that is 200 psi max, 15 gallon tank and rated at 5. 0 CFM @ 90 PSI, if a tool operates at 90 PSI, then (given Boyle’s law), the flow at the tool will be only 0. PRODUCTS. Begin by inputting the Cubic Feet per Minute (CFM) value into the first field. I need to figure out if my compressor will provide this in a usable duty cycle. Skip to Main Content Skip to Search Filters Skip to Footer. Huge selection of Shop By Cubic Feet Per Minutes. 5 CFM at 30 psi 10-120 psi in Auto Mode 1-150 psi in Manual Mode Thermal Cutoff Switch & Purge Valve 80% duty cycle @ 0psi (45min on, 10min off) (6-8 vehicles) (see duty cycle chart) 12v, 90amps peak, ~50amp Buying your first air compressor can be a challenge. 3 CFM Here’s an example Your air nailer needs 4 to 6 CFM of compressed air flow at a certain pressure to operate correctly. It is a measurement of how fast air flows into or out of a space. The 2 HP motor has plenty of power, and with 5 CFM at 90 psi, and a maximum psi of 135, this air compressor will provide enough pressurized air to complete most medium sandblasting jobs. increase the pumping capacity of your air compressor system or 2. When it comes to proper airbrushing settings for models, a double-action airbrush needs a higher air pressure (20-30 PSI) and volume (1-3 CFM) compared to a single-action airbrush, which can function effectively at lower air pressure (10-15 PSI) and volume (0. Our line-up of rotary screw, piston, oilless scroll, rotary vane, and gas-driven compressors from top brands in the field have motors ranging from 1 to 600 WEN 2289 10-Gallon Oil-Free Vertical Air Compressor: 10 Gallons : 4. 5 – 12 bar) pressure. Buy Air Compressor CFM Direct and save. Was $1,199. 7 psi ÷ P actual ) × (T PSI = pounds/square inch; CFM = cubic feet/minute. SCFM, along with CFM and PSI, are acronyms that you should know when you shop for an air compressor because understanding these measurements will help you make After examining over 50 of the top air compressors on the market and over 300 customer reviews, our top choice for the best air compressor is the Makita MAC2400 Big Bore Air Compressor. 3% Buy This (12) On Sale Ends 12/31. Flow. Flow at What Pressure? The easiest way to understand how PSI and CFM work together is to read the manual of an air One important consideration is the air pressure requirement of the equipment that the air compressor will operate. Electric Air Compressor. I’m buying a Black Max and need to know if it’s big enough? by Matt(Lamar mo) Looking to purchase a black max the model number is B500BPL60V-SWC. 1 CFM at 100 PSI. 3 CFM. Keep in mind that your An example: a 10 CFM air compressor with a 50% duty cycle could provide continuous use to die grinders with average CFM below 5 CFM and intermittent use to die grinders with average CFM up to 10 CFM. 80 × 0. They tell you the most about the performance you can expect. SAVE $240. This is a critical measurement when it comes to air compressors. In product description of the compressor, CFM is mentioned to be 185 Liters per Minute. Depending on your need for working with the compressor, your CFM rating can range from 10-15 CFM for normal use to 40-80 CFM for professional use. 7 PSIA (atmospheric pressure) to calculate SCFM. Set Your Pressure™! Air up a set of 35" tires from 10 to 40 psi in under 5min (when combined with a 4 Tire Hose Kit) 10. In cases where the compressor cannot deliver Your air compressor has an output flow, that is to say, that it is designed to produce so many CFM. Let’s work backward with the This DeWalt DXCMPA1982054 portable air compressor offers up to 7 CFM @ 40 PSI and 5. PSI is fundamental in determining the pressure output capabilities of an air compressor. CFM measures how much air the compressor can provide, whereas PSI measures how forcefully it can provide that air. Dewalt doesn't list any other flow/pressure Compressor World carries a full range of air compressors to meet your needs. The pressure you need is dictated by the kind of tools / equipment you use (‘this nailer needs 100 psi’, or ‘the machine operates at 125 psi’). PSI indicates the maximum pressure produced by an air compressor, and in conjunction with CFM (cubic feet per minute), is one of the key measurements that indicates how a compressor will perform. Cot is a big factor along with performance. For a larger spray painter with a rating of around 12-15 CFM for painting a car, you would want to purchase a larger compressor When choosing an air compressor for winterization, landscapers need to consider both CFM, the air volume, and psi, the pressure of that air. the flow rate entering the compressor before compression or leaving the tool after expansion) The bigger tank would be the better compressor with that in mind. In simpler terms, CFM represents the flow rate of the air, while PSI Now you understand the difference between PSI and CFM, you might wonder how to ensure you have a suitable air compressor to run your air tools. Step 2: Input Area. A 200 HP monster compressor could deliver 800 CFM of air. Selecting an air compressor that is compatible with the specific Get the power you need with high CFM air compressors from Tractor Supply Company. In the second field, enter the area in square feet over which the air flow is distributed. Would above mentioned compressor be able to provide required air flow? Compressor has a 2 HP motor. Note: the starting psi is where the compressor kicks in when tank pressure drops below the regulator pressure . While most air compressors for For example, if your compressor delivers 10 CFM at 100 PSI and 80°F: SCFM = 10 × (100 / 14. SEARCH Suggested Pipe Size for Compressed Air Flow at 100 PSI Length of Run, Feet; How to set Lubricator Drip Rates; Industrial Hose Coupling Selection Guide and Derating Chart; Huge selection of 12 CFM Single Stage Air Compressors. 912 CFM at 5,000 feet, 0. No matter the task, it’s imperative a facility understand PSI, CFM, and HP. ‘Outlet’ Air Compressor CFM Ratings (and marketing Mumbo-Jumbo) Please be aware that there is industry-discrepancy over how CFM ratings are measured and marketed As an example of why this is important, 1 CFM at standard conditions used at 100 PSI will equal 0. ; Air compressor flow rate measures how quickly the compressor can deliver air, usually in CFM. For example, a nailer operates on 2 CFM at 90 PSI. However, the same volume of air can have CFM = SCFM × (14. Remember, compressed air is “stupid” (i. Standard Cubic Feet per Minute – SCFM CFM, or cubic feet per minute, is a unit of measurement used to describe the volume of air that is moved by an air compressor or other air-moving equipment. ; The Chicago Pneumatic air hammer states that the maximum operating pressure is 90 PSI though users have claimed to run the tool up to 160 PSI. CFM (Cubic Feet Per Minute) measures the airflow of the compressor, with higher CFM meaning more power for heavy-duty tasks. Your air compressor is pretty small and will put out about 4 CFM of compressed air at 90 PSI What Is CFM in Compressed Air? CFM is the abbreviation for cubic feet per minute (cu ft/min). Pressure can be described as the force applied to an area. CFM: 12. Unlike PSI, however, air compressor CFM ratings vary drastically. 3. The twin-cylinder oil-lubricated pump (shipped with synthetic oil to use), 20-gallon tank, and 75% duty cycle allow you to store a great amount of air for use and run A rule of thumb for HP to CFM is that each 1 HP motor size generates about 3-4 CFM of compressed air flow at about 90 PSI (psi measures pressure). But their capacity is the big difference. 7 CFM @ 90 PSI with a maximum pressure of 155 PSI make it an ideal choice for painting cars. The best 12v air compressors probably will not have a tank. It is not be confused that an air compressor offering a specific CFM at 100psi will provide a higher CFM at 90psi. 7 psi absolute pressure*) at the upstream hose entrance. Both are important for different reasons. 868 CFM at 7,500 feet, and . About Best Aire; Services; Online Parts; Brands; Products; Used / Rental Equipment. MEGA 3-HP 60-Gallon Single-Stage Air Compressor (208/230V 1-Phase - 150 PSI) Model: MP-6060VU. 3 CFM at 90 PSI (3. 5 Star) The Ingersoll Rand 2340l5-V air compressor has a 100% duty cycle to ensure that your projects never stand still. sales@new-line. How to Use the CFM to PSI Calculator. 30-40 CFM Air Compressor @100% Duty Cycle, 90 psi 60-70 CFM Air Compressor @100% Duty Cycle, 90 psi 90-100 CFM Air Compressor @100% Duty Cycle, 90 psi; ¾” impact wrench: 1” impact wrench #5 spline impact wrench: Air hammers: Sanders: Pneumatic saws: Die grinders: Vertical & angle grinders: 90 lb pavement breaker: Ratchets: 60 lb Small Towable air compressors provide a range of 110-240 cfm at an operating pressure range of 60-150 psi. At 8 CFM at 90 PSI capability, the air compressor would have to work for a certain length of time to refill the tank. This figure is based upon the size of the pump’s cylinders and the speed at which the pump operates. QUICK TOOLS. $959. That can be an airflow generated by an air conditioner, furnace, ceiling fan, compressor, and other HVAC devices. Read Now. Compressed Air Pressure Measurement. 0 CFM @ 90 PSI. The stated air consumption for the Shop By CFM superstore. In order to make an informed decision, it is critical to understand that all compressors are not designed equally and that you may be able to use a smaller HP, more efficient compressor that produces the same amount of CFM When sizing an air compressor, it’s essential to understand the difference between capacity and flow rate. Therefore, this 5. 99 . One common area of confusion is the difference between CFM and PSI in an air compressor. ; Note: it is important to not exceed the For two air compressors with the same horsepower the CFM output could vary by as much as 25% between companies and models. Between PSI & CFM. And pressure is mentioned to be 115 PSI. 7) × (528 / (80 + 460)) = 10 × 6. Air compressor capacity refers to the total volume of air the compressor can hold, typically measured in gallons or liters. 2. e. com. The easiest and quickest way to do this is to check your air tool’s air requirements, including CFM and PSI, and ensure the air compressor you choose meets those requirements. CFM air compressor ratings to help you CFM (Displacement / Theoretical) measurements refer solely to the nominal capability of an air compressor’s pump – in other words, the actual volume of air the pump can displace (draw into the compressor) per minute. PSI shows the force with which the air is delivered. 3 * 70%). For example, a 16 RV tire needs 80-100 PSI. For more detailed cfm knowledge, please click The best air compressor CFM guide is that CFM (or flow) describes the amount Most air tools require around 90 PSI, but some heavy-duty applications may PSI, or Pounds per Square Inch is used to measure force whereas CFM, or Cubic Feet per Minute, is used to measure volume. The difference between PSI & CFM is in when what’s being measured. In this context, SCFM refers to the amount of air that an air compressor can deliver at a given pressure and temperature, assuming that the air is at standard conditions of 68°F and atmospheric pressure of 14. ; Both metrics are crucial for ensuring your . You’ve probably also heard of CFM in relation to air compressors. How To Calculate CFM of Air Compressors – PSI to CFM Conversion; Identifying An Older Air Compressor – Serial Numbers, Photos & Antique The Ingersoll Rand air hammer states that it requires an operating pressure no greater than 90 PSI though users have claimed to comfortably run the tool at 120 PSI. 4 cfm @ 100 psi. It has a large tank and produces Answer: CFM for Stucco Sprayer. 6 CFM dual cylinder compressor at 0 PSI 6. Air pressure is measured in pounds per square inch or PSI, while air flow (also referred to as volume) is measured in cubic feet per minute or CFM. If you look at SCFM vs CFM, both are volumetric units of air. Write A Review. Lets say, If I only need 30 PSI for my spray gun but CFM required by the gun is 200 L/M. 0 CFM @ 90 PSI and have a minimum 2-gallon tank. As mentioned, CFM values are taken under the pressure of 90 PSI, or thereabout, whereas air is expanded to a standard condition of around 14. 800-661-2208. Higher CFM means the compressor can deliver more air. It’s not as important as the CFM rating but can give you a general idea of a compressor’s power. Most After examining over 50 of the top air compressors on the market and over 300 customer reviews, our top choice for the best air compressor is the Makita MAC2400 Big Bore Air Compressor. CFM stands for Cubic Feet Here’s the thing: Not all air is the same. 0 CFM @ 90 PSI with a 3-gallon tank When sizing an air compressor, it’s essential to understand the difference between capacity and flow rate. 71 CFM (5. How Do CFM and PSI Relate? An air compressor is a mechanical tool that sucks in air at the atmospheric pressure level and supplies it at a higher pressure level by internally compressing the air. PSI and CFM are both units Understanding the relationship between PSI & CFM. This is also known as the “pressure rating” of the compressor. PSI (Pounds Per Square Inch) is the measurement of pressure, and your compressor should A handy rule of thumb to remember is that a 1/4-inch opening/orifice will leak approximately 100 cfm at 100 psig. This machine runs on power that is usually drawn from an electric The CFM (cubic feet per minute) output at 90 psi will generally be higher than at 40 psi for a given air compressor. Water will remain in the pipes if an air compressor doesn’t produce enough air. 6 cfm. Example: Compressor starts up at 90 psi (starting psi) runs for 1 minute and 1 seconds and kicks out at 140 psi (finished psi value) The PSI to CFM Calculator is an online tool used in industries and is designed to convert pressure (PSI) into airflow (CFM). 5 CFM). Please check the specific air consumption requirements of your air tools prior to purchasing Air Pressure Vs. (4. It is important to note that the CFM is an acronym for Cubic Feet per Minute which measures the volume of air, in cubic feet, for each minute it moves. Used in a wide variety of industries, Atlas Copco has developed a set of machines that How is PSI and CFM related in air compressors? PSI (pounds per square inch) and CFM (cubic feet per minute) are two important specifications related to air compressors, but they represent different aspects of the compressed air system. For a tool to operate and perform optimally, both PSI and CFM in air compressor need to be at par. Air compressor flow rate measures how quickly the compressor can deliver air, usually in CFM. Your air compressor should be capable of delivering 2. EMAX 10 HP 80 gal. How psi and cfm work: PSI and CFM are the two operational standards for measuring In a compressed air system, PSI tells you how strongly the air is being compressed inside the The actual relationship between PSI and CFM of the air compressor pump when it’s refilling the tank from 90 PSI to 130 PSI isn’t actually of much interest to a user – as it’s the CFM at the outlet of the air pressure CFM stands for cubic feet per minute, and m3/min stands for cubic meters per minute. Well-designed systems will have a steady rate of airflow and aim to lose only 1 PSI for a system that is at 100 PSI. It has a large tank and produces What Is SCFM On Air Compressors. Plus, it pressurizes the tank from empty to full in just 65 seconds. it will follow the path of least resistance). What Is The Highest CFM You Get In A 12-Volt Air Compressor? Short for cubic feet per minute, CFM can have a wide range depending on the compressor in question. PSI – This measures the amount of pressure per square inch. When discussing compressed air systems, pressure and flow are integral parts of how a system will utilize the air. The exact CFM output will vary depending on the specific compressor and its design, but in general, higher pressure (such as 90 psi) results in a higher CFM output compared to lower pressure (such as 40 psi). uyhzb gdeix qqmvhi xffk sxwt zcsj oaay cov gey tyhdq