Online solar kit and parts reseller

Sell solar panels, inverters and mounting kits online to DIY homeowners, cabin owners and small installers.

Workers stacking solar panels and inverter boxes in an equipment warehouse.
Startup cost$2k to $10k
Monthly revenue$2k to $10k
Time needed10+ h/week
First incomeMonths
  • $2k-10k
  • Side hustle
  • Online

Estimates for a small start in the US, not guarantees.

Official data

13,379 US businesses with employees in this field, -0.6% in a year

NAICS 423610 “Electrical apparatus and equipment, wiring supplies, and related equipment merchant wholesalers”. Source: U.S. Census Bureau, County Business Patterns 2023.

What it is

An online store selling solar panels, inverters, batteries and mounting hardware, mostly shipped straight from a distributor or manufacturer's warehouse. You add value with clear product guides, kit bundles and good customer support.

Your first three steps

  1. Pick a niche (for example RV kits, off-grid cabins or small installer parts) and compare prices from several wholesale distributors
  2. Form an LLC, get an EIN and apply to become a reseller with two or three suppliers that offer drop shipping
  3. Launch a simple online store with a few starter kits and clear spec sheets, then ask early customers for reviews
Who pays

DIY homeowners, RV and off-grid cabin owners, small installers and farms that want to buy parts without going through a big distributor.

How it makes money

You earn the margin between your wholesale price and your sale price. Bundled kits and add-ons like cables, connectors and mounting parts usually carry better margins than single panels.

Skills that help
  • Understanding basic solar components and how they fit together
  • Online selling and customer support
  • Organizing orders, shipping and supplier relationships
Watch out for
  • Sales tax registration and resale certificates, check with your state's tax agency
  • Product liability and general liability insurance, ask an insurer about cover for electrical products
  • Check that products carry the safety listings and certifications that local codes and utilities expect
  • Freight damage and returns on heavy, fragile panels, agree who pays before you list a product
  • Tariffs, tax credits and incentives change often, so check current rules and avoid making promises to customers
  • Customers may need permits, a licensed electrician or a utility interconnection agreement, so state clearly that they should check locally

Deep research report · US

Everything you need to start: online solar kit and parts reseller

Researched with live web search for United States: real startup prices, the licences and rules, what others charge, a break-even example, how to find your first customers and a 30-day launch plan. With sources.

  • Startup costs with real prices
  • Licences, registration and rules
  • Pricing: what others charge
  • Break-even example
  • Finding your first customers
  • 30-day launch plan
  • Risks and how to reduce them
Ready in about 2 minutes · one-off payment, tax included

See a full sample report

Questions people ask

How much does it cost to start an online solar equipment store?

Startup costs are typically around $2,000 to $10,000, depending on your website, any stock you hold, your supplier arrangements, and insurance. These are estimates, so confirm supplier terms and insurance quotes before you commit.

How much can an online solar parts reseller earn?

Monthly revenue is typically around $2,000 to $10,000, depending on your product range, pricing, marketing, and customer support. This is revenue before product costs, freight, returns, and other expenses, so check your margins.

What rules should I check before selling solar equipment online?

Check sales tax registration and resale certificates, product and general liability insurance for electrical products, and that products carry the safety listings local codes expect. Tell customers they may need permits, a licensed electrician, or a utility interconnection agreement.

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