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Pro 6" Swivel Caster

  • Regular price $ 55.00

Pro 6" Swivel Caster is a professional PolarCool solution designed for reliable cooling performance and easy day-to-day operation. PolarCool. This 6" solid rubber swivel caster with 360-degree rotation is a direct replacement for PolarCool 36" Pro portable evaporative air coolers. Flat-free construction eliminates downtime from air loss, while the large, durable wheel handles all types of terrain concrete, asphalt, gravel, dirt, and uneven surfaces ideal for warehouse cooling, outdoor cooling systems, and heavy-duty evaporative coolers. The swivel mechanism enables tight turns and precise positioning in crowded environments. The kit includes (1) swivel caster and all hardware specific to the 36" Pro. The Pro uses two swivel and two rigid casters


Sku: 6422-6020

Most PolarCool Parts are shipped via UPS unless otherwise noted.

  • Genuine PolarCool replacement component
  • Built for durability and reliable cooling performance
  • Designed for easy installation

Warranty: 3-Years on motor and all electrical components, Lifetime warranty on metal product housing. Warranty Info

Return Policy: View return policy

California residents: Click here for Proposition 65 warning.

Fast UPS Shipping on all Parts!
100% American Made in Bremen, Alabama
3-Year Warranty on the motor and all electrical components
25+ years of creating durable, mobile, low-maintenance swamp cooler fans.

Pro 6" Swivel Caster

$ 55.00

Evaporative Cooler Fan FAQs

Have a PolarCool question? We are always here to help! See our complete List of FAQs

Why choose PolarCool for my facility?

  • Lower operational costs than compressor-based AC
  • Portable and scalable cooling options
  • Easy installation — no ducting or refrigerants
  • Made for continuous-duty operation in demanding environments
  • Proudly made and supported in the USA

Coverage depends on the model’s CFM rating, airflow direction, and ventilation. PolarCool units are ideal for spot coolingzone cooling, or air circulation across large industrial areas

Yes, in many industrial and commercial environments. They can replace or supplement AC systems in large, open, or high-bay facilities where traditional AC systems are impractical or costly



Typical results vary with temperature and humidity:

  • Hot & Dry (100°F / 20% RH): ~23°F drop
  • Warm & Dry (80°F / 20% RH): ~17°F drop
  • Hot & Humid (95°F / 50% RH): ~13°F drop

Even in humid conditions, you can expect 10°F–13°F cooling, ideal for manufacturing floors and equipment zones

Most PolarCool models run on a standard 115V outlet. Larger (48” models) industrial units may require a dedicated circuit; refer to your product’s specification sheet for amperage and voltage details.


PolarCool fans operate at relatively low noise levels for their high output, typically ranging from 53 to 68 decibels, comparable to a busy office environment. The units are designed for, and often used in, commercial or large workshop settings where the noise is generally not considered disruptive.


Yes, in many industrial and commercial environments. They can replace or supplement AC systems in large, open, or high-bay facilities where traditional AC systems are impractical or costly



Minimal. Units are ready to use out of the box. Remove shipping tape from the float valve before operation



Yes —fresh air circulation is critical for peak performance. Operate units with doors, vents, or bay openings available to prevent humidity buildup.



Absolutely. PolarCool units excel in semi-open or open-air facilities, such as loading bays, outdoor service areas, and athletic training spaces


Yes. PolarCool systems use advanced CELdex™ cooling media that still deliver measurable cooling even in humid regions. Many of our clients report significant comfort gains in Gulf Coast and Southern U.S. climates



PolarCool fans operate at relatively low noise levels for their high output, typically ranging from 53 to 68 decibels, comparable to a busy office environment. The units are designed for, and often used in, commercial or large workshop settings where the noise is generally not considered disruptive.



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