rv water tank
Worth a lookShows a fragmented shelf (top 5 take 28% of clicks), but weak search conversion (0.7%) keeps it on the watch list.
Competition
Great28%top-5 click share — an open shelf
Returns
Good2.0%return rate — above 5% kills the launch gate
Market size
Good$393K$393K/yr · 305K searches
Growth
Good+27.1%90-day search growth — must beat 0% to launch
Avg price
Good$174.30avg listing price — sweet spot $15–$100
Review moat
Okay1,870.01avg incumbent reviews — the moat a new listing must climb
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Price range
Bad$10.30–$367.54cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Bad92%top-5 brand share — brand-locked demand
Conversion
Bad0.7%search→purchase rate — share of searches ending in a sale
According to Flapen's Amazon United States niche tracking, rv water tank is a $393K/yr Amazon United States market (305K searches/yr). The top 5 brands hold 92% of demand. Demand peaks in Jul. Verdict: Worth a look — 50/100.
Data updated Jul 11, 2026 · scored weekly · How we score niches
rv water tank market data
- Units sold / yr
- 2K–3K
- avg 0–100/product
- Revenue / yr
- $349K–$436K
- units × avg price
- Conversion rate
- 0.7%
- Avg BSR
- #74
- Page quality
- 0%
- Prime
- 39%
- Sponsored
- 75%
- Out of stock
- 2.5%
- Avg brand age
- 43 months
- Avg seller age
- 167 days
Competition & brand share
Clicks spread well past the top 5 (28% combined) — an open shelf where new products get seen.Brands
15 falling
Sellers
72
Top-5 brand share
92%
Top 20: 100%
Top-5 click share
28%
Top 20: 61%
Open market
7%
- Ameri-Kart39%
- classAcustoms23%
- RecPro17%
- Camco9%
- A.A5%
- FastRack2%
- Open — no brand owns it (9 brands, 7%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +27.1% search growth over the last 90 days.Peak months: Jul · busiest ÷ quietest = 1.8×
Top rv water tank search terms
- rv water tank99K/yr
- grey water tank34K/yr
- fresh water tank32K/yr
- rv fresh water tank18K/yr
- camper water tank11K/yr
- gray water tank10K/yr
- rv fresh water tanks16K/yr
- food truck water tank9K/yr
- gray water tanks6K/yr
- rv water tanks8K/yr
Top rv water tank 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 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Ameri-Kart 19 Gallon RV Fresh Water Tank Potable Water Storage Tank for Drinking Cooking Cleaning Showering for Campers Trailers Motorhomes RVs Cube Shape 30 x 16 x 10 (WT-5450)
Ameri-Kart$120.344.6★191 rev
Ameri-Kart 36 Gallon RV Fresh Water Tank Potable Water Storage Tank for Drinking Cooking Cleaning Showering for Campers Trailers Motorhomes RVs Cube Shape 37 x 16 x 15 (WT-5549)
Ameri-Kart$162.564.6★191 rev
30 Gallon RV Fresh/Gray Water Tank 34 x 18 x 12 - BPA Free (30 Gallon)
A.A$147.884.5★852 rev
Ameri-Kart 20 Gallon RV Fresh Water Tank Potable Water Storage Tank for Drinking Cooking Cleaning Showering for Campers Trailers Motorhomes RVs Cube Shape 21 x 17 x 14 (WT-5546)
Ameri-Kart$130.524.6★191 rev
Camco Rhino 15-Gallon Portable RV Tote Tank - Features Large Heavy-Duty No-Flat Wheels & Low Drain Hole - Includes Removable Steel Tow Adapter 3 Sewer Hose & More RV Accessories (39000)
Camco$127.434.7★27,214 rev
Newest
by launch date
Chapin 98142 Water Storage Tank 40Gallon Utility Water Supply Translucent ChemicalResistant Poly Tank 6 Wide Cap 2 Drain & GardenHose Port for Farms Acreage Gardens & Orchard
Chapin International$109.33616 rev
Ameri-Kart 19 Gallon RV Fresh Water Tank Potable Water Storage Tank for Drinking Cooking Cleaning Showering for Campers Trailers Motorhomes RVs Cube Shape 30 x 16 x 10 (WT-5450)
Ameri-Kart$120.34191 rev
Ameri-Kart 36 Gallon RV Fresh Water Tank Potable Water Storage Tank for Drinking Cooking Cleaning Showering for Campers Trailers Motorhomes RVs Cube Shape 37 x 16 x 15 (WT-5549)
Ameri-Kart$162.56191 rev
Ameri-Kart 20 Gallon RV Fresh Water Tank Potable Water Storage Tank for Drinking Cooking Cleaning Showering for Campers Trailers Motorhomes RVs Cube Shape 21 x 17 x 14 (WT-5546)
Ameri-Kart$130.52191 rev
Ameri-Kart 57 Gallon RV Fresh Water Tank Potable Water Storage Tank for Drinking Cooking Cleaning Showering for Campers Trailers Motorhomes RVs Cube Shape 43 x 25 x 13 (WT-5553)
Ameri-Kart$254.20157 rev
Trending
90-day click momentum
Ameri-Kart 40 Gallon RV Fresh Water Tank Potable Water Storage Tank for Drinking Cooking Cleaning Showering for Campers Trailers Motorhomes RVs Low-Profile Shape 63 x 32 x 6 (WT-1473)
Ameri-Kart$263.374.6★
Camco Rhino 15-Gallon Portable RV Tote Tank - Features Large Heavy-Duty No-Flat Wheels & Low Drain Hole - Includes Removable Steel Tow Adapter 3 Sewer Hose & More RV Accessories (39000)
Camco$127.434.7★
Camco Rhino 36-Gallon RV Tote Tank - Features Large Heavy-Duty No-Flat Wheels & Built-in Gate Valve - Removable Steel Tow Adapter 3 Sewer Hose & More RV Accessories (39006)
Camco$238.124.7★
Ameri-Kart HT-293 Side Discharge 32 Gallon RV Gray Water Holding Tank for Campers Trailers and RVs 63-Inch x 24-Inch x 7.25-Inch
Ameri-Kart$312.025.0★
Class A Customs | RV Fresh and Gray Water Tank | Combo Pack (40 Gallon & 46 Gallon) | RV Water Holding Tanks
classAcustoms$258.754.4★
What buyers say about rv water tank
What buyers praise and complain about, mined from review topics.What buyers love
“Solid quality”
“As advertised”
“Good price”
“good tank sturdy”
“not too small either”
“Easy to use”
“Durable, easy to use”
“Great keeping the odors under control”
“Tank works great”
“The have not leaked”
What buyers complain about
“It leaks”
“Doesn't last”
“Very bad quality can't handle any amount of pressure with”
“small capacity for everything else”
“don't buy the cheap”
“the smell is unpleasant as is the clean up”
“Not clean, Messy, nasty”
“Bad design”
“you can't fully empty it”
“Very disappointed when I went to set it up”
Top return reasons
Common questions
- Is rv water tank profitable to sell on Amazon United States?
- The niche generates $393K/yr across 71 tracked products. 0 of 9 products launched in the last 360 days are still selling. 90-day search growth is +27.1%. Flapen's verdict: Worth a look (50/100).
- How competitive is the rv water tank niche?
- 15 brands and 72 sellers compete. The top 5 products take 28% of clicks and top 5 brands hold 92% of demand.
- What do buyers complain about in rv water tank?
- Top complaints mined from reviews: Leak-Proof, Durability, Quality-Overall. The return rate is 2.0%.
- When does demand for rv water tank peak?
- Demand peaks in Jul; the busiest month runs 1.8× the quietest.
- What does it cost to enter the rv water tank niche?
- Listings span $10.30–$367.54; the average listing price is $174.30 (sweet spot $15–$100). The average incumbent carries 1,870 reviews — the moat a new listing must climb.