t12 ballast
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Avg price
Incredible$45.66avg listing price — sweet spot $15–$100
Review moat
Good520.47avg incumbent reviews — the moat a new listing must climb
Conversion
Good4.2%search→purchase rate — share of searches ending in a sale
Returns
Okay3.5%return rate — above 5% kills the launch gate
Price range
Okay$14.83–$258.25cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Bad-2.8%90-day search growth — must beat 0% to launch
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Competition
Bad74%top-5 click share — a locked-up shelf
Market size
Bad$36K$36K/yr · 19K searches
Brand share
Bad100%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, t12 ballast is a $36K/yr Amazon United States market (19K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Aug. Verdict: Skip it — 30/100.
Data updated Jul 27, 2026 · scored weekly · How we score niches
t12 ballast market data
- Units sold / yr
- 1K–1K
- avg 0–100/product
- Revenue / yr
- $46K–$57K
- units × avg price
- Conversion rate
- 4.2%
- Avg BSR
- #137
- Page quality
- 0%
- Prime
- 94%
- Sponsored
- 76%
- Out of stock
- 0.0%
- Avg brand age
- 102 months
- Avg seller age
- 154 days
Competition & brand share
The top 5 products capture 74% of clicks — a locked-up shelf that new listings rarely crack.Brands
5 falling
Sellers
66
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
74%
Top 20: 100%
Open market
0%
- PHILIPS40%
- Robertson Worldwide39%
- OHLECTRIC16%
- Ciata4%
- KEYSTONE1%
- Open — no brand owns it (0%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -2.8% search growth over the last 90 days.Peak months: Aug · busiest ÷ quietest = 1.9×
Top t12 ballast search terms
- t12 ballast11K/yr
- t12 ballast 2 lamp 4ft2K/yr
- ballast for fluorescent light 2 lamp t123K/yr
- t12 ballast 2 lamp 8 foot2K/yr
Top t12 ballast 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.
All 17 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Philips Advance RELB-2S40-N Electronic Ballast T12 Lamps 120V Lighting 1 Count (Pack of 1) Black
PHILIPS$25.094.3★191 rev
Robertson ISL296T12MV Ballast (3P20158) 1 or 2 Lamp F96T12 (96W) Fluorescent Electronic Ballast 120277V Universal Voltage Instant Start Parallel Operation T12 Ballast for 8ft Lamps (Qty 1 ea.)
Robertson Worldwide$32.234.6★741 rev
Robertson RSW234T12120 (3P20132) Fluorescent Electronic Ballast 120Vac for 1 or 2 T8 Lamps between 25W to 32W or 1 or 2 T12 Lamps between 25W to 40W Preheat Rapid Start Operation (Qty 1 ea.)
Robertson Worldwide$16.934.4★1,651 rev
Philips Advance ICN-2S40-N Electronic Ballast T12 Lamps 120/277V
PHILIPS$24.124.4★190 rev
OHLECTRIC Replacement for Keystone KTEB-220-1-TP-EMI 2 Lamp T12 Electronic Fluorescent Ballast | 120V Input with Instant Start Operation | 0.88 Ballast Factor | Suitable for Data Centers | UL-Approved
OHLECTRIC$24.934.5★37 rev
Newest
by launch date
OHLECTRIC Replacement for Philips RELB-2S40-N & Keystone KTEB-240-UV-TP-PIC (4-Pack) Electronic T12 Ballast 2-Lamp 120/277V Fluorescent Light Ballasts Instant Start High Efficiency Ballast UL
OHLECTRIC$102.981 rev
Ciata RELB-2S40-N Ballast 2 Bulb Electronic T-12 Lighting - Efficient and Reliable Illumination
Ciata$31.2618 rev
Ciata RELB-2S40-N Ballast 2 Bulb Electronic T-12 Lighting - Efficient and Reliable Illumination (10 Pack)
Ciata$258.250 rev
OHLECTRIC (2 Pack Replacement for Keystone KTEB-220-1-TP-EMI/C 2-Lamp T12 Electronic Fluorescent Ballast | 120V Input with Rapid Start - High Ballast Factor 1.00 | FCC Compliant
OHLECTRIC$38.456 rev
OHLECTRIC Replacement for Keystone KTEB-220-1-TP-EMI 2 Lamp T12 Electronic Fluorescent Ballast | 120V Input with Instant Start Operation | 0.88 Ballast Factor | Suitable for Data Centers | UL-Approved
OHLECTRIC$24.9337 rev
Trending
90-day click momentumOHLECTRIC (2 Pack Replacement for Keystone KTEB-220-1-TP-EMI/C 2-Lamp T12 Electronic Fluorescent Ballast | 120V Input with Rapid Start - High Ballast Factor 1.00 | FCC Compliant
OHLECTRIC$38.455.0★
OHLECTRIC Replacement for Keystone KTEB-120-1-TP-EMI 1 Lamp T12 Electronic Fluorescent Ballast | 120V Input with Instant Start Operation | 0.90 Ballast Factor Suitable for Data Centers UL-Approved
OHLECTRIC$23.274.5★
OHLECTRIC Replacement for Philips RELB-2S40-N & Keystone KTEB-240-UV-TP-PIC (4-Pack) Electronic T12 Ballast 2-Lamp 120/277V Fluorescent Light Ballasts Instant Start High Efficiency Ballast UL
OHLECTRIC$102.985.0★
Ciata RELB-2S40-N Ballast 2 Bulb Electronic T-12 Lighting - Efficient and Reliable Illumination (10 Pack)
Ciata$258.250.0★
Robertson PSB296T12HOMV Ballast (3P20159) 1 or 2 Lamp Fluorescent Electronic Ballast 120277V Programmed Start for T12 HO Fluorescent Lamps between 60W-110W (F48T12/HO thru F96T12/HO) (Qty 1 ea)
Robertson Worldwide$47.804.3★
What buyers say about t12 ballast
What buyers praise and complain about, mined from review topics.What buyers love
“Fit was perfect”
“Worked perfectly easy hook up”
“Saved Me Money”
“ballast worked well”
“Does what its supposed to do”
“Great Quality”
“Lifespan wise, it's been a week and no problems, no flickering and is just as bright as the others”
“Installed and got the light working again”
“and everything else is compatible”
“Fast and easy”
What buyers complain about
“Ballast did not work”
“Took awhile to wrap my head around wiring this up compared to the old school ballast that was in there”
“Already Died”
“Note: this whole advent of led lighting is silly”
“It was identical replacement except for the name”
“Instructions are not specific enough”
“yellow out the other”
“Junk”
“The ballast is a little smaller than the previous one”
“A waste of money”
Top return reasons
Common questions
- Is t12 ballast profitable to sell on Amazon United States?
- The niche generates $36K/yr across 17 tracked products. 90-day search growth is -2.8%. Flapen's verdict: Skip it (30/100).
- How competitive is the t12 ballast niche?
- 5 brands and 66 sellers compete. The top 5 products take 74% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in t12 ballast?
- Top complaints mined from reviews: Functionality-Overall, Assembly/Installation, Durability. The return rate is 3.5%.
- When does demand for t12 ballast peak?
- Demand peaks in Aug; the busiest month runs 1.9× the quietest.
- What does it cost to enter the t12 ballast niche?
- Listings span $14.83–$258.25; the average listing price is $45.66 (sweet spot $15–$100). The average incumbent carries 520 reviews — the moat a new listing must climb.