Is square d 20 amp tandem breaker profitable to sell on Amazon United States?

The niche generates $71K/yr across 10 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -8.1%. Flapen's verdict: Skip it (38/100).

How competitive is the square d 20 amp tandem breaker niche?

5 brands and 104 sellers compete. The top 5 products take 85% of clicks and top 5 brands hold 100% of demand.

What do buyers complain about in square d 20 amp tandem breaker?

Top complaints mined from reviews: Compatibility-Overall, Size-Overall, Connectivity-Overall. The return rate is 2.9%.

When does demand for square d 20 amp tandem breaker peak?

Demand is steady year-round — the busiest month runs 1.4× the quietest.

What does it cost to enter the square d 20 amp tandem breaker niche?

Listings span $21.50–$45.11; the average listing price is $34.13 (sweet spot $15–$100). The average incumbent carries 215 reviews — the moat a new listing must climb.

square d 20 amp tandem breaker

Skip it

Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.

Avg price

Incredible$34.13

avg listing price — sweet spot $15–$100

Price range

Incredible$21.50–$45.11

cheapest to priciest tracked listing — scored on the share inside $15–$100

Review moat

Great214.8

avg incumbent reviews — the moat a new listing must climb

Conversion

Great8.1%

search→purchase rate — share of searches ending in a sale

Returns

Good2.9%

return rate — above 5% kills the launch gate

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Growth

Bad-8.1%

90-day search growth — must beat 0% to launch

Market size

Bad$71K

$71K/yr · 25K searches

Competition

Bad85%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, square d 20 amp tandem breaker is a $71K/yr Amazon United States market (25K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 38/100.

Data updated Jul 27, 2026 · scored weekly · How we score niches

square d 20 amp tandem breaker market data

Units sold / yr: 3K–4K; avg 100–250/product
Revenue / yr: $102K–$137K; units × avg price
Conversion rate: 8.1%
Avg BSR: #88
Page quality: 0%
Prime: 90%
Sponsored: 30%
Out of stock: 0.0%
Avg brand age: 91 months
Avg seller age: 132 days

Competition & brand share

The top 5 products capture 85% of clicks — a locked-up shelf that new listings rarely crack.

Brands

5 flat

Sellers

104

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

85%

Top 20: 100%

Open market

Square D by Schneider Electric41%
Schneider Electric25%
Ratiekc15%
FalconSupply9%
Square D9%
Open — no brand owns it (0%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -8.1% search growth over the last 90 days.

No pronounced peak months · busiest ÷ quietest = 1.4×

Open Trend

Top square d 20 amp tandem breaker search terms

square d qo tandem breaker6K/yr -3.5%5.8% conv.
square d tandem 20 amp breaker5K/yr +0.0%7.3% conv.
qo tandem breaker 20/204K/yr -2.7%8.4% conv.
square d 20 amp tandem breaker4K/yr -10.9%6.2% conv.
square d qo 20 amp tandem breaker5K/yr -23.1%9.1% conv.
square d double 20 amp breaker3K/yr -16.4%6.6% conv.

All search terms

Top square d 20 amp tandem breaker products on Amazon

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 10 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Square D - Tandem mini Circuit Breaker QO 2 x 1 Pole at 20A 120/240VAC 10kA Plug in Mount Clam Pack - QO2020C

Square D by Schneider Electric$40.254.8★717 rev

QO2020C 2 x 1 Pole 20A 120 240VAC 10kA Tandem mini Circuit Breaker Compatible with Partial SD QO Load Center CSED and Single-Phase 120/240 V Branch Circuit NQOD Distribution Panels Plug-in Mount Type

Ratiekc$38.684.2★3 rev

Square D by Schneider Electric QOT2020CP Tandem Mini Circuit Breaker QO 2 x 1 Pole at 20A 120/240VAC 10kA Plug in Mount Black

Schneider Electric$21.504.5★349 rev

FalconSupply Genuine Square D HOMT2020 20/20 Amp Tandem Circuit Breaker Kit

FalconSupply$26.444.8★38 rev

SQUARE D BY SCHNEIDER ELECTRIC QO2020 MINIATURE CB 120/240V 20A/20A by Square D

Square D$37.754.7★64 rev

Newest

by launch date

QO2020C 2 x 1 Pole 20A 120 240VAC 10kA Tandem mini Circuit Breaker Compatible with Partial SD QO Load Center CSED and Single-Phase 120/240 V Branch Circuit NQOD Distribution Panels Plug-in Mount Type

Ratiekc$38.683 rev

4mo ago

FalconSupply Genuine Square D HOMT2020 20/20 Amp Tandem Circuit Breaker Kit

FalconSupply$26.4438 rev

10mo ago

Square D QO QO2020 Tandem Miniature Circuit Breaker 120/240 VAC 20 A 10 kA 1 Pole Thermal Magnetic Trip

Square D$45.1110 rev

7y ago

SQUARE D BY SCHNEIDER ELECTRIC QO2020 MINIATURE CB 120/240V 20A/20A by Square D

Square D$37.7564 rev

9y ago

Square D - Tandem mini Circuit Breaker QO 2 x 1 Pole at 20A 120/240VAC 10kA Plug in Mount Clam Pack - QO2020C

Square D by Schneider Electric$40.25717 rev

10y ago

What buyers say about square d 20 amp tandem breaker

What buyers praise and complain about, mined from review topics.

What buyers love

Size-Overall33%

“Exact fit”

Advertised Vs Actual Product30%

“Works like it should”

Value For Money15%

“Good price”

Quality-Overall15%

“Great product”

Efficiency2%

“Works great”

Ease Of Use2%

“Easy to use and cheaper than brick and mortar”

What buyers complain about

Compatibility-Overall33%

“Can't be used with old QO panels”

Size-Overall33%

“All Im saying is this doesnt fit at all”

Connectivity-Overall17%

“Cannot tighten enough for a safe/solid connection”

Top return reasons

Size-Overall29%

Compatibility-Overall24%

Advertised Vs Actual Product16%

Functionality-Overall7%

Defective Material/Parts7%

Value For Money5%

Certifications3%

Product Condition2%

Mechanism Issues1%

Assembly/Installation1%

Common questions

Is square d 20 amp tandem breaker profitable to sell on Amazon United States?: The niche generates $71K/yr across 10 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -8.1%. Flapen's verdict: Skip it (38/100).
How competitive is the square d 20 amp tandem breaker niche?: 5 brands and 104 sellers compete. The top 5 products take 85% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in square d 20 amp tandem breaker?: Top complaints mined from reviews: Compatibility-Overall, Size-Overall, Connectivity-Overall. The return rate is 2.9%.
When does demand for square d 20 amp tandem breaker peak?: Demand is steady year-round — the busiest month runs 1.4× the quietest.
What does it cost to enter the square d 20 amp tandem breaker niche?: Listings span $21.50–$45.11; the average listing price is $34.13 (sweet spot $15–$100). The average incumbent carries 215 reviews — the moat a new listing must climb.