Ductless Mini-Split Accessories

Save Up to 65% Sitewide

Save Up to 65% Sitewide

Holiday Savings

Single Zone Mini Split Sale Background Image

up to 35% off Mini Split Systems

Shop By Mount Type...

We've priced all of our mini split equipment to save you money! Check out all the specs and models and contact our customer service team with any questions. From thermostats to line sets, we've got it all. Shop here, save here – Shop Onlinesupply.com!

Helpful Videos


Items 1-24 of 537

Set Ascending Direction
per page
Filter Results

Shop By Brands

Perfect for 100's of Application

  • Residential
  • Fitness Centers
  • Studios
  • Mobile Offices
  • Green Houses
  • Small Businesses
  • Mobile Homes
  • Restaurants
  • Garages
  • Modular Buildings
  • Churches
  • Daycares

Featured Mini-Split Videos

See More Videos:


Featured Mini-Split Articles

The Best Ductless Mini-Split For Your Needs

Ductless vs. Central Air Comparison Guide

Is a "Do-It-Yourself" Mini-Split a Good Idea?