Online store for portable and window AC units

Homeowners, renters and small businesses who want to compare options and buy without visiting a store.

Margin on each sale, plus extra on accessories such as covers, filters and installation kits.

• Setting up an online store
• Product research and writing clear descriptions
• Basic online advertising or search optimization
• Customer service by email or chat

• Units are bulky and heavy, so freight costs and damage in transit can eat your margin
• Check federal and state efficiency and refrigerant rules for what you sell and where you ship
• Some brands restrict online sales or require an authorized dealer agreement, so check before listing
• Sales tax rules for online sellers vary by state, so check where you must collect
• Offer installation advice only through licensed contractors; check your state's licensing rules
• General liability and product liability insurance, and clear warranty and return terms

Estimates typically run around $2,000 to $12,000, depending on whether you ship from a distributor or hold stock yourself. Units are bulky and heavy, so freight costs and transit damage can eat into your margin.

Check federal and state efficiency and refrigerant rules for what you sell and where you ship. Also check whether brands restrict online sales, where you must collect sales tax, and your state's licensing rules for installation advice.

Estimates suggest monthly revenue of typically around $2,000 to $10,000, depending on your products, pricing and marketing. The idea assumes at least about 15 hours a week, and freight and returns can affect your margin.