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nema 10-30 plug
Skip itHigh returns (7.8%) — this niche doesn't clear our bar today.
Avg price
Great$47.25avg listing price — sweet spot $15–$100
Review moat
Great316.67avg incumbent reviews — the moat a new listing must climb
Conversion
Good6.2%search→purchase rate — share of searches ending in a sale
Growth
Good+37.5%90-day search growth — must beat 0% to launch
Brand share
Okay75%top-5 brand share — brands hold most of the demand
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Price range
Okay$8.26–$269.57cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Okay67%top-5 click share — leaders hold, buyers still browse
Market size
Bad$66K$66K/yr · 22K searches
Returns
Bad7.8%return rate — above 5% kills the launch gate
Signals High Returns