The Ultimate Guide to Evaporative Cooler Maintenance & Repair DIY Swamp Cooler Service, Troubleshooting & Replacement Parts If you own a residential evaporative … read more Feb 11th 2026 Bryan Robert
Why You Should Use an Evaporative Cooler Cover in the Winter (and How to Size It) When winter settles in and temperatures drop, your evaporative cooler is ready for a well-d … read more Dec 11th 2025 Bryan Robert
Why use an evaporative cooler? What Are the Benefits of Evaporative Cooling? I've been asked this question many times over the yea … read more Feb 15th 2014 Bryan Robert
Description Description Evaporative cooler v-belt for fractional horsepower applications. 4L-640 Or A-621/2" wide x 5/16" thick. View AllClose
Add to Cart Quick view 57" Evaporative Cooler Belt - 4L570- A55 MSRP: Now: $8.47 Was: For Fractional Horsepower Motors. 4L-570 Or A-551/2" wide x 5/16" thick. Replaces part # P301057A. 6557
Add to Cart Quick view 71" Evaporative Cooler Belt - 4L710- A69 MSRP: Now: $10.08 Was: Standard “Type A” High Quality 1/2″ Wide & 5⁄16″ Thick For Fractional Horsepower Motors Packaged in Sleeves 6571
Add to Cart Quick view 72" Evaporative Cooler Belt - 4L720- A70 MSRP: Now: $10.05 Was: Standard “Type A” High Quality 1/2″ Wide & 5⁄16″ Thick For Fractional Horsepower Motors Packaged in Sleeves 6572
Add to Cart Quick view 76" Evaporative Cooler Belt - 4L760- A74 MSRP: Now: $10.86 Was: Standard “Type A” High Quality 1/2″ Wide & 5⁄16″ Thick For Fractional Horsepower Motors Packaged in Sleeves 6576
Add to Cart Quick view 90" Evaporative Cooler Belt - 4L900- A88 MSRP: Now: $13.10 Was: Standard “Type A” High Quality 1/2″ Wide & 5⁄16″ Thick For Fractional Horsepower Motors Packaged in Sleeves 6590