Evaporative cooler CFM charts from Premier Industries, Inc. help buyers, engineers, contractors, and facility teams compare actual delivered airflow, blower motor ranges, dimensions, pump horsepower, dry weights, and operating weights by model. The CFM range listed for Premier coolers reflects actual air delivery, not overly optimistic industry standard ratings that can make equipment look stronger on paper than it performs in the field.
Use the charts below to compare model ranges before selecting an evaporative cooler for a warehouse, shop, commercial facility, industrial building, or other work area. Airflow is one of the most important sizing details, but it should be reviewed alongside static pressure, installation layout, roof or platform capacity, water supply, media condition, and ventilation goals. If you want help comparing models, contact Premier’s evaporative cooling specialists with your space type, approximate square footage, ducting plan, and cooling expectations.
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Evaporative Cooler CFM Charts for Actual Air Delivery
CFM is one of the most common ways people compare evaporative coolers, but it is also one of the easiest specifications to misunderstand. A cooler with a high rated CFM may not deliver that same airflow once blower capability, duct runs, static pressure, filters, louvers, and real installation conditions are considered. Premier’s model ranges are presented around actual delivered airflow so customers can make more practical equipment decisions.
Evaporative cooler CFM charts should be used with dimensions and operating weight
Airflow alone does not tell the full story. Model dimensions affect installation planning, curb or stand sizing, and service access. Dry and operating weights affect roof or platform planning. Motor horsepower range helps with electrical planning and performance expectations. For broader equipment planning, Premier’s evaporative cooler specs and drawings provide additional technical documentation.
Actual delivered airflow ranges by model
Typical blower motor horsepower range
Useful for roof, platform, and structural planning
Width, height, depth, and frame references
Technical planning note
Use delivered airflow, dimensions, and operating weight together before selecting a model. If your project includes ducting, filters, louvers, or restrictive layouts, static pressure should be reviewed before equipment selection.
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How to Use Evaporative Cooler Specs Before Choosing a Model
The charts on this page are most useful when they are tied to the actual cooling goal. A small shop, a commercial warehouse, and a larger industrial facility may all need evaporative cooling, but they will not have the same airflow requirements, installation limits, or service access needs.
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Start with delivered airflow, not generic ratings
Delivered airflow is the practical starting point because it reflects how much air the cooler is expected to move through the system. If a model is selected only from a generic rating, the final installation may underperform once restrictions are added. For deeper HVAC airflow and ventilation reference material, ASHRAE is a respected external source for standards and guidance.
Airflow needs
Match the delivered CFM range to the space size, ventilation goals, heat load, and expected operating conditions.
Static pressure
Long duct runs, filters, louvers, dampers, and restrictive layouts can require stronger blower capability.
Motor range
Blower horsepower ranges help with electrical planning and performance expectations before ordering equipment.
Placement and weight
Dimensions and operating weight matter for curb sizing, structural planning, clearance, and service access.
Climate expectations should be checked early
Evaporative cooling performs best in hot, dry climates. If humidity conditions are uncertain, use Premier’s swamp cooler humidity chart before finalizing a model range. If your team is still comparing evaporative cooling against refrigerated air, review the swamp cooler vs AC guide for a practical cost and performance comparison.
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Delivered Airflow, Motor Range, and Operating Weights
Compare model CFM range, typical blower motor horsepower range, blower size, float connection, pump horsepower, dry weight, and operating weight. Operating weight should be reviewed carefully because evaporative coolers hold water during normal operation.
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Evaporative cooler CFM charts by model
| Model | CFM Range | Typical Blower Motor Horsepower Range | Blower Size | Float | Pump HP | Dry Weight | Operating Weight |
|---|---|---|---|---|---|---|---|
| PIEC-13 | 1000 – 2950 | 0.5 – 5 | 12″ | 1/4″ Comp | 1/60 | 375 lbs | 470 lbs |
| PIEC-36 | 2951 – 5999 | 0.75 – 10 | 15″ | 1/4″ Comp | 1/60 | 600 lbs | 725 lbs |
| PIEC-69 | 6000 – 8999 | 1.5 – 15 | 18″ | 3/8″ MPT | 1/40 | 800 lbs | 975 lbs |
| PIEC-913 | 9000 – 13699 | 2 – 20 | 20″ | 3/8″ MPT | 1/40 | 1100 lbs | 1300 lbs |
| PIEC-1318 | 13700 – 18199 | 5 – 25 | 22″ | 1/2″ MPT | 1/30 | 1500 lbs | 1750 lbs |
| PIEC-1823 | 18200 – 23499 | 5 – 30 | 25″ | 1/2″ MPT | 1/3 | 1650 lbs | 2100 lbs |
| PIEC-2331 | 23500 – 31999 | 7.5 – 40 | 28″ | 1/2″ MPT | 1/3 | 2200 lbs | 3100 lbs |
| PIEC-3138 | 32000 – 37499 | 15 – 50 | 32″ | 3/4″ MPT | 1/3 | 2700 lbs | 3900 lbs |
| PIEC-3849 | 37500 – 46499 | 15 – 75 | 36″ | 3/4″ MPT | 1/3 | 3350 lbs | 4650 lbs |
| PIEC-4960 | 47000 – 57499 | 20 – 100 | 40″ | 3/4″ MPT | 1/3 | 3900 lbs | 5525 lbs |
| PIEC-4960+ | 57500 – 67000 at 700 FPM | 20 – 100 | 40″ | 3/4″ MPT | 1/3 | 3900 lbs | 5525 lbs |
Use operating weight for structural planning
Dry weight can be useful for shipping and handling, but operating weight is more important for installed equipment because water is present during normal use. Roof curbs, platforms, stands, and support structures should be reviewed with operating weight in mind.
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Overall Dimensions by Evaporative Cooler Model
Use the dimensions below to confirm curb or stand sizing, available clearance, installation access, and service space. The right model must fit the performance need and the physical installation location.
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Evaporative cooler dimensions and frame references
| Model | CFM Range | Width A | Height B | Depth C | Frame D |
|---|---|---|---|---|---|
| PIEC-13 | 1000 – 2950 | 33.5″ | 36″ | 50″ | 3″ |
| PIEC-36 | 2951 – 5999 | 46″ | 45.5″ | 73″ | 3″ |
| PIEC-69 | 6000 – 8999 | 52″ | 56″ | 73″ | 3″ |
| PIEC-913 | 9000 – 13699 | 60″ | 69.5″ | 88″ | 3″ |
| PIEC-1318 | 13700 – 18199 | 66″ | 86″ | 98″ | 3.5″ |
| PIEC-1823 | 18200 – 23499 | 84″ | 86″ | 104″ | 3.5″ |
| PIEC-2331 | 23500 – 31999 | 108″ | 96.5″ | 120″ | 6″ |
| PIEC-3138 | 32000 – 37499 | 126″ | 96.5″ | 120″ | 6″ |
| PIEC-3849 | 37500 – 46499 | 126″ | 123″ | 132″ | 6″ |
| PIEC-4980 | 47000 – 57499 | 144″ | 132″ | 144″ | 8″ |
| PIEC-4980 | 57500 – 67000 at 700 FPM | 144″ | 132″ | 144″ | 8″ |
Clearance and service access matter
Do not size an installation by airflow alone. Equipment dimensions affect transportation, lifting, roof access, wall clearances, maintenance access, and future media replacement. If the installation includes ducting, large curb openings, or custom field conditions, compare this information with Premier’s evaporative cooler specifications and drawings.
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Choosing the Right Evaporative Cooler Model Range
The best model range depends on space type, heat load, desired air changes, ducting, static pressure, installation location, and operating environment. Small commercial spaces may not need the same airflow as a production facility, and larger industrial spaces may need higher blower capability than a basic CFM comparison suggests.
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Compare airflow ranges by application type
| Planning Need | What to Compare | Helpful Premier Resource |
|---|---|---|
| Warehouse or production cooling | Higher airflow ranges, operating weight, motor horsepower, installation access | Industrial evaporative coolers |
| Commercial shop or service area | Delivered CFM, dimensions, ducting needs, maintenance access | Commercial evaporative coolers |
| Residential cooling | Home layout, ducting, media access, climate conditions | Residential evaporative coolers |
| Flexible spot cooling | Portability, local airflow, water access, short-term cooling needs | Portable swamp coolers |
| Air replacement and ventilation | Fresh air needs, exhaust strategy, building pressure, airflow balance | Makeup air units |
Cost planning should include installation details
The cost of an evaporative cooler is not just the equipment price. Structural support, electrical needs, water supply, ducting, controls, curb work, and installation labor can all affect the final budget. Premier’s evaporative cooler installation cost article can help buyers understand the broader project cost before selecting a model.
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Airflow, Static Pressure, and Real Equipment Performance
Delivered airflow depends on the full airflow path, not only the cooler model. Ducting, filters, grilles, louvers, dampers, elbows, building layout, and exhaust paths can all change how much air reaches the intended area. That is why the blower motor range and static pressure considerations should be reviewed early.
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Why actual air delivery matters more than optimistic ratings
A model with a strong advertised CFM can still underperform if the installation adds restrictions the blower cannot overcome. Actual air delivery helps buyers compare performance more realistically. This is especially important for commercial and industrial applications where under-sizing can affect comfort, productivity, ventilation, and long-term equipment satisfaction.
Duct runs
Longer duct paths and multiple turns can increase resistance and reduce delivered airflow.
Filters and louvers
Air restrictions should be considered when matching blower performance to the building.
Exhaust path
Evaporative cooling needs air movement through the space, not just air delivery into the building.
Motor range
Horsepower range helps determine how much capability is available for the expected airflow demand.
Humidity can limit even a correctly sized unit
Airflow and static pressure are only part of performance. Outdoor humidity affects how much heat can be removed through evaporation. Use Premier’s swamp cooler humidity chart with the model charts when planning equipment for a specific climate or operating season.
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Media, Maintenance, and Long-Term Cooling Performance
Even a properly selected evaporative cooler can lose performance if the cooling media is clogged, scaled, dry in sections, or past its useful life. Media condition affects airflow resistance, water contact, saturation efficiency, odor, and delivered cooling. Maintenance should be part of every equipment selection conversation because the system must keep performing after installation.
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Cooling media affects the numbers you see in the field
Clean, evenly wetted media supports better evaporative cooling performance. Damaged or restricted media can reduce output and make the system appear undersized even when the model range is appropriate. If media condition is part of the issue, review Premier’s evaporative cooling media, replacement evaporative cooler media, CELdek evaporative cooling media, GLASdek evaporative cooling media, and KÜÜL evaporative cooling pads.
Maintenance resources for better long-term results
Water quality, cleaning, bleed-off, sump condition, and pad replacement timing all affect performance over time. Premier’s swamp cooler maintenance guide and article on how often to replace swamp cooler pads can help teams keep equipment closer to expected performance after installation.
Water quality matters
Hard water and mineral buildup can shorten media life and restrict airflow. If repeated media failures or scale buildup are affecting performance, review Premier’s guide on how water quality affects evaporative cooling performance.
Wet section condition matters too
If the media is being replaced often because of poor water distribution, corrosion, or leaks, compare the current unit with Premier’s replacement wet sections.
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Related Evaporative Cooler Specs, Products, and Accessories
The charts on this page are designed to support model comparison, but many projects also need product documentation, replacement parts, or broader equipment selection. Use the related resources below to continue narrowing the right solution.
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Useful planning links for evaporative cooler specs
Specs and drawings
Review evaporative cooler specs and drawings for dimensions, installation planning, and submittal support.
Resources
Use Premier’s evaporative cooling resources for humidity guidance, wiring diagrams, maintenance, and equipment planning articles.
Products and accessories
Browse evaporative cooling products and accessories for replacement components and related support items.
Shop
Visit the Premier Industries shop for available parts, media, components, and cooling accessories.
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Get Help Selecting the Right CFM Range and Model
If you need help selecting a model, tell Premier about your space type, approximate square footage, ventilation goals, installation location, and whether the air will be ducted. Those details make it easier to point you toward the right CFM range and configuration.
For support with airflow charts, equipment dimensions, operating weights, or model comparison, get in touch with Premier Industries or call 602-997-8754. If you are comparing complete equipment lines, review Premier’s evaporative coolers, commercial evaporative coolers, and industrial evaporative coolers.
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Frequently Asked Questions About Evaporative Cooler Graphs and Specs
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What does CFM mean for an evaporative cooler?
CFM means cubic feet per minute. It describes how much air the cooler moves. Delivered CFM is especially important because it reflects practical air movement more accurately than optimistic rating numbers.
Why does Premier list actual air delivery instead of rated CFM?
Actual air delivery gives buyers a more realistic way to compare equipment. Rated CFM can overstate performance when ducting, static pressure, filters, louvers, and installation conditions are not considered.
How do I choose the right evaporative cooler model?
Start with the delivered CFM range, then review space size, heat load, ventilation goals, static pressure, installation location, operating weight, and service access before selecting a model.
Why is operating weight important?
Operating weight includes the cooler during normal use with water in the system. It matters for roof curbs, platforms, stands, lifting, and structural planning.
How do dimensions affect evaporative cooler selection?
Dimensions affect curb sizing, clearance, access for service, transportation, lifting, and the amount of room needed around the installed cooler.
Should I use CFM charts with a humidity chart?
Yes. CFM charts help compare airflow, while humidity charts help set realistic expectations for temperature drop. Both matter because evaporative cooling depends on airflow and outdoor air conditions.
What if my installation includes ducting?
Ducting can add static pressure and reduce delivered airflow. Longer duct runs, elbows, filters, and louvers should be reviewed before final model selection.
Where can I find evaporative cooler specs and drawings?
Premier provides evaporative cooler specs and drawings for customers who need dimensions, technical documentation, installation planning, and submittal support.
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