refugium light
Skip itA small market ($25K/yr) — this niche doesn't clear our bar today.
Avg price
Incredible$45.91avg listing price — sweet spot $15–$100
Review moat
Good737.48avg incumbent reviews — the moat a new listing must climb
Price range
Good$9.95–$139.71cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Brand share
Okay77%top-5 brand share — brands hold most of the demand
Competition
Okay58%top-5 click share — leaders hold, buyers still browse
Returns
Okay4.3%return rate — above 5% kills the launch gate
Conversion
Bad1.4%search→purchase rate — share of searches ending in a sale
Growth
Bad-18.7%90-day search growth — must beat 0% to launch
Market size
Bad$25K$25K/yr · 38K searches
According to Flapen's Amazon United States niche tracking, refugium light is a $25K/yr Amazon United States market (38K searches/yr). The top 5 brands hold 77% of demand. Verdict: Skip it — 37/100.
Data updated Jul 9, 2026 · scored weekly · How we score niches
refugium light market data
- Units sold / yr
- 750–1K
- avg 0–100/product
- Revenue / yr
- $34K–$46K
- units × avg price
- Conversion rate
- 1.4%
- Avg BSR
- #211
- Page quality
- 0%
- Prime
- 96%
- Sponsored
- 87%
- Out of stock
- 2.5%
- Avg brand age
- 47 months
- Avg seller age
- 171 days
Competition & brand share
The top 5 products take 58% of clicks — established leaders, but buyers still shop beyond them.Brands
14 falling
Sellers
23
Top-5 brand share
77%
Top 20: 100%
Top-5 click share
58%
Top 20: 97%
Open market
18%
- hygger29%
- CANAGROW18%
- Tunze12%
- Innovative Marine9%
- ACKE9%
- Kessil4%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -18.7% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.5×
Top refugium light 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 23 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Full Spectrum LED Grow Lights for Indoor Plants CANAGROW Waterproof COB Outdoor Grow Light Plant Growing Lamps Refugium Light for Saltwater Aquarium Heating Lamps for Plants Seeding Veg Blooming
CANAGROW$34.164.4★295 rev
hygger Submersible LED Aquarium Light 8W 7 in 24/7 Mode Fish Tank Light with 5 Rows Beads with Timer 9 Colors and Adjustable Brightness Full Spectrum IP68 Waterproof Light for Fish Tank 8-17 inch
hygger$17.544.3★521 rev
Tunze Eco Chic Refugium 8831
Tunze$101.504.4★97 rev
ACKE LED Grow Lights Full Spectrum Plant LightsGrowing Lamps 12W for Indoor Plants Hydropoincs
ACKE$25.794.6★1,399 rev
hygger Saltwater Aquarium Light - 35W Dimmable Full Spectrum with 3 Light Modes & Timer 24/7 Auto Cycle for Refugium Soft Corals LPS Marine Tanks Flexible Gooseneck Mount with Clip
hygger$44.254.3★29 rev
Newest
by launch datehygger Saltwater Aquarium Light - 35W Dimmable Full Spectrum with 3 Light Modes & Timer 24/7 Auto Cycle for Refugium Soft Corals LPS Marine Tanks Flexible Gooseneck Mount with Clip
hygger$44.2529 rev
Ultum Nature Systems Refugium Light - Small Customizable Water-Resistant Aquarium LED Lamp w/Inline Timer Full Spectrum Grow for Chaeto Macro Algae Saltwater Reef Tanks - Magnetized
Ultum Nature Systems$78.572 rev
hygger LED Saltwater Aquarium Light 24/7 Mode Nano Tank Reef Light for Coral Refugium Light with White Blue U-V LEDs Dimmer Timer Moonlight Mounting Bracket 2 Metal Legs 11 Long 19W
hygger$44.1263 rev
hygger 36W Saltwater Aquarium Light Reef Light for Corals with Timer Adjustable Color and Brightness Fish Tank Light with Controller for Marine Aquarium LED 16 to 20-Inch
hygger$44.13122 rev
hygger Submersible LED Aquarium Light 8W 7 in 24/7 Mode Fish Tank Light with 5 Rows Beads with Timer 9 Colors and Adjustable Brightness Full Spectrum IP68 Waterproof Light for Fish Tank 8-17 inch
hygger$17.54521 rev
Trending
90-day click momentumhygger Saltwater Aquarium Light - 35W Dimmable Full Spectrum with 3 Light Modes & Timer 24/7 Auto Cycle for Refugium Soft Corals LPS Marine Tanks Flexible Gooseneck Mount with Clip
hygger$44.254.3★
hygger Clip On 24/7 Lighting Aquarium LED Light Sunrise-Daylight-Moonlight and DIY Mode Adjustable Timer/Brightness Fish Tank Light with 7 Colors for Planted Tank (14W for 12~20in Tank)
hygger$28.724.5★
Everbeam 395nm 10W UV LED Black Light - High Performance Bulbs IP66 Waterproof - Ultraviolet Flood Lighting for Aquarium Indoor or Outdoor Parties Stage - Party Supplies Halloween Decorations
Everbeam$16.854.4★
Innovative Marine ChaetoMax Refugium LED Light (18 Watt)
Innovative Marine$120.904.2★
hygger Clip On 24/7 Saltwater Aquarium LED Light 22W Sunrise-Daylight-Moonlight Mode and DIY Mode Adjustable Timer Adjustable Brightness Fish Tank Light with 7 Colors for Coral Marine Tank
hygger$29.734.2★
What buyers say about refugium light
What buyers praise and complain about, mined from review topics.What buyers love
“Love this light”
“Great value”
“good light quality”
“The colors are beautiful”
“Easy peasy”
“Works as advertised”
“It is so stable”
“That helps your plants grow”
“it looks beautiful”
“compact in size”
What buyers complain about
“Broke my tank”
“The aluminum casing is too narrow”
“it just did not work for me”
“Very dull colors”
“the lighting quality was not up to my standards”
“The first 12 bulbs are either very red or very dim”
“then this would easily overheat”
“Instructions could be better”
“received a clearly returned/used one with water stains”
“Doesnt work as advertised”
Top return reasons
Common questions
- Is refugium light profitable to sell on Amazon United States?
- The niche generates $25K/yr across 23 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is -18.7%. Flapen's verdict: Skip it (37/100).
- How competitive is the refugium light niche?
- 14 brands and 23 sellers compete. The top 5 products take 58% of clicks and top 5 brands hold 77% of demand.
- What do buyers complain about in refugium light?
- Top complaints mined from reviews: Durability, Size-Overall, Functionality-Overall. The return rate is 4.3%.
- When does demand for refugium light peak?
- Demand is steady year-round — the busiest month runs 1.5× the quietest.
- What does it cost to enter the refugium light niche?
- Listings span $9.95–$139.71; the average listing price is $45.91 (sweet spot $15–$100). The average incumbent carries 737 reviews — the moat a new listing must climb.