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Flipping Guide10-20% margins

How to Flip Power Supplies (PSUs) for Profit

PSUs are a low-margin but low-risk flip. Quality units from reputable brands (Corsair, Seasonic, EVGA) hold value well. Fully modular 80+ Gold units are the sweet spot. The main risk is that faulty PSUs can damage other components, so testing is essential.

Avg Margin

10-20%

Difficulty

Easy

Demand

Medium

Price Range

$30-$150

Best Platforms to Sell Power Supplies (PSUs)

eBayFacebook Marketplacer/hardwareswap

Buying Tips

  • 0180+ Gold or better units from Tier A brands hold value best
  • 02Fully modular units sell for more than semi or non-modular
  • 03Check for remaining warranty — many quality PSUs have 7-10 year warranties
  • 04Bulk buy from office decommissions for low per-unit costs
  • 05850W+ units are in demand for high-end GPU builds

What to Look For

  • 0180+ efficiency rating (Bronze, Gold, Platinum, Titanium)
  • 02Wattage rating (650W+ in highest demand)
  • 03Modular vs semi vs non-modular
  • 04All cables present and in good condition
  • 05Brand reputation (Corsair, Seasonic, EVGA = safe bets)

Selling Tips

  • 01Include all modular cables — missing cables kill the deal
  • 02List the 80+ rating and wattage prominently in the title
  • 03Mention remaining warranty and provide serial number
  • 04Test under load before selling if possible
  • 05Bundle with cases for complete build buyers

Common Pitfalls to Avoid

  • Missing modular cables making the unit unsellable at full price
  • Selling cheap PSUs that fail and cause buyer disputes
  • Not testing before selling — a bad PSU can kill a buyer's system
  • Overvaluing older models when new units are cheap
  • Shipping damage from inadequate packaging

When to Buy & Sell

Demand increases during holiday build season. Prices are relatively stable year-round.

Track your power supply flips

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Fee Calculators

eBay Fee Calculator

Calculate fees: ~13.25% final value fee + $0.30 per order

Facebook Marketplace Fee Calculator

Calculate fees: Free for local pickup; 10% for shipped items

r/hardwareswap Fee Calculator

Calculate fees: No platform fee — PayPal G&S: 3.49% + $0.49

More Flipping Guides

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15-35% margins, medium difficulty

Flipping CPUs & Processors

10-25% margins, easy difficulty

Flipping RAM & Memory

15-40% margins, easy difficulty