---
title: "Attwood Bilge Pump — $41K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/sports-outdoors/attwood-bilge-pump"
last_updated: "2026-08-06T00:23:15.307Z"
locale: en
meta:
description: "Niche score 48/100 · $41K/yr market · 8K searches/yr · $63.61 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 48/100 · $41K/yr market · 8K searches/yr · $63.61 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Attwood Bilge Pump — $41K/yr Amazon US Niche (2026) - Flapen"
---
# **attwood bilge pump**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 10Growth 100Conversion 79Competition 12Returns 65Price range 70Avg price 88Brand share 0Review moat 73Quality gap 42
**Growth**
**Incredible****+290.6%**
90-day search growth — must beat 0% to launch
**Avg price**
**Great****$63.61**
avg listing price — sweet spot $15–$100
**Conversion**
**Great****8.1%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Good****595.4**
avg incumbent reviews — the moat a new listing must climb
**Price range**
**Good****$22.97–$132.58**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Returns**
**Good****2.4%**
return rate — above 5% kills the launch gate
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Competition**
**Bad****85%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$41K**
$41K/yr · 8K searches
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** Trending**](https://flapen.com/research/niches?market=us&signal=trending "Search growth > 100% (90d)") [** High Price**](https://flapen.com/research/niches?market=us&signal=high_price "Avg price > $50")
According to Flapen's Amazon United States niche tracking, attwood bilge pump is a $41K/yr Amazon United States market (8K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 48/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **attwood bilge pump market data**
- **Units sold / yr**
- **750–1K**
- avg 0–100/product
- **Revenue / yr**
- **$48K–$64K**
- units × avg price
- **Conversion rate**
- **8.1%**
- **Avg BSR**
- **#137**
- **Page quality**
- **0%**
- **Prime**
- **70%**
- **Sponsored**
- **60%**
- **Out of stock**
- **20.3%**
- **Avg brand age**
- **59 months**
- **Avg seller age**
- **170 days**
## **Competition & brand share**
The top 5 products capture 85% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**5 **▲rising
**Sellers**
**81**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**85%**
Top 20: 100%
**Open market**
**0%**
- attwood45% - Unknown25% - Dontmiss15% - SEAFLO8% - ESM7%
## **Demand**
Weekly Amazon search volume, last 46 weeks — +290.6% search growth over the last 90 days.
1K800Spike '26Sep '25Oct '25Dec '25Feb '26Mar '26May '26Jun '26
[**Open Trend **](https://flapen.com/research/us/sports-outdoors/attwood-bilge-pump/trend)
## **Top attwood bilge pump 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.
0%10%$4K20%$8K30%$12K40%$16K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
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
[1**Attwood 5505-7 Sahara MK2 S500 (12V) Automatic Bilge Pump 500 GPH with Fittings (Elbow & Straight) Direct Replacement for Attwood 4505-7**attwood**$58.12**4.1★110 rev](https://www.amazon.com/dp/B09B3LT7S5) [2**Attwd Sahara Auto Bilge Pump 500gph 4505-7**Unknown**$89.76**5.0★1 rev](https://www.amazon.com/dp/B00CFDWQYI) [3**Dontmiss 750 GPH Automatic Submersible Bilge Pump 12V Boat Bilge Pump with Float Switch High-Flow 3-Blade Impeller Snap-Off Strainer 3/4 Outlet - Compact All-in-One for Boats RV Ponds & Pools**Dontmiss**$22.97**4.4★1,581 rev](https://www.amazon.com/dp/B07ZTZZHNP) [4**Attwood Swivl-eze Auto Bilge Pump 500gph 4505-7**ESM**$88.61**4.5★2 rev](https://www.amazon.com/dp/B08KQBCNFB) [5**Attwood 4505-7 Sahara S500 Automatic Bilge Pump 12-Volt 1.5-Amp Draw -Inch Interior Diameter Hose 29-Inch 16-Gauge Wire**attwood**$84.78**4.5★1,453 rev](https://www.amazon.com/dp/B001O0DEDU)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**500 GPH Shower Sump MK2 - 12V by Attwood Marine**attwood**$132.58**3 rev11mo ago](https://www.amazon.com/dp/B0FLL9G4CV) [**SEAFLO 06 Series Automatic Submersible Bilge Pump - 1100 GPH 12V 1-1/8 Outlet 4-Year Warranty! Built-In Float Switch Snap-Off Strainer Compact for Marine Boat Yacht CE & Rohs Certified**SEAFLO**$25.32**421 rev3y ago](https://www.amazon.com/dp/B0BGJJ5G8T) [**Attwood 5505-7 Sahara MK2 S500 (12V) Automatic Bilge Pump 500 GPH with Fittings (Elbow & Straight) Direct Replacement for Attwood 4505-7**attwood**$58.12**110 rev4y ago](https://www.amazon.com/dp/B09B3LT7S5) [**Attwood Swivl-eze Auto Bilge Pump 500gph 4505-7**ESM**$88.61**2 rev5y ago](https://www.amazon.com/dp/B08KQBCNFB) [**Dontmiss 1100GPH Automatic Submersible Bilge Pump 12V Boat Bilge Pump with Float Switch High-Flow 3-Blade Impeller Snap-Off Strainer 1 1/8 Outlet - Compact All-in-One for Boats RV Ponds & Pools**Dontmiss**$23.09**883 rev6y ago](https://www.amazon.com/dp/B0887X692V)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Attwood Swivl-eze Auto Bilge Pump 500gph 4505-7**ESM**$88.61**4.5★**▲ 72%**](https://www.amazon.com/dp/B08KQBCNFB) [**Attwd Sahara Auto Bilge Pump 500gph 4505-7**Unknown**$89.76**5.0★**▲ 72%**](https://www.amazon.com/dp/B00CFDWQYI) [**500 GPH Shower Sump MK2 - 12V by Attwood Marine**attwood**$132.58**4.6★**▲ 57%**](https://www.amazon.com/dp/B0FLL9G4CV) [**Dontmiss 1100GPH Automatic Submersible Bilge Pump 12V Boat Bilge Pump with Float Switch High-Flow 3-Blade Impeller Snap-Off Strainer 1 1/8 Outlet - Compact All-in-One for Boats RV Ponds & Pools**Dontmiss**$23.09**4.4★**▲ 53%**](https://www.amazon.com/dp/B0887X692V) [**Attwood 5508-7 Sahara MK2 S800 (12V) Automatic Bilge Pump 800 GPH with Fittings (Elbow & Straight) Direct Replacement for Attwood 4507-7**attwood**$86.68**4.5★**▲ 37%**](https://www.amazon.com/dp/B09B3M7XXG)
**~~View all trending →~~**
## **What buyers say about attwood bilge pump**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**37%
*“The build quality feels solid”*
**Value For Money**18%
*“Very affordable”*
**Advertised Vs Actual Product**11%
*“As advertised”*
**Size-Overall**8%
*“Exact fit”*
**Efficiency**7%
*“Seaflo bilge pump works good”*
**Assembly/Installation**6%
*“Install was a breeze”*
**Water Flow**3%
*“These float switch works well although expect about an inch of water to remain when it shuts off”*
**Battery Life**2%
*“for my initial purchase a garden tractor battery ran it extremely well for about 15 minutes without killing the battery so a marine battery should be more capable over longer periods of time”*
**Functionality-Overall**1%
*“Swapped out and is still holding up”*
**Compactness**1%
*“Compact makes it user-friendly in just about any location”*
### **What buyers complain about **
**Functionality-Overall**27%
*“Is not working properly”*
**Durability**17%
*“Died after 60 days”*
**Size-Overall**10%
*“That one doesn't fit the box”*
**Advertised Vs Actual Product**10%
*“Not as described”*
**Quality-Overall**7%
*“I'll try one more in case mine was poor quality control”*
**Storage Capacity**7%
*“Very small for the capacity”*
**Buoyancy**7%
*“Purchased SEAFLO 06 Series Automatic Submersible Bilge Pump - 750GPH, 12V, 3/4 Outlet and had an issue with the float switch not turning on”*
**Heating**3%
*“Hot garbage”*
**Defective Material/Parts**3%
*“Product does not function as intended”*
**Spray/Flow**3%
*“the flow rate is weak”*
### **Top return reasons **
**Size-Overall**42%
**Functionality-Overall**17%
**Compatibility-Overall**11%
**Advertised Vs Actual Product**8%
**Defective Material/Parts**5%
**Value For Money**3%
**Product Condition**3%
**Assembly/Installation**2%
**Durability**2%
**Battery Life**1%
## **Common questions**
- **Is attwood bilge pump profitable to sell on Amazon United States?**
- The niche generates $41K/yr across 10 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +290.6%. Flapen's verdict: Skip it (48/100).
- **How competitive is the attwood bilge pump niche?**
- 5 brands and 81 sellers compete. The top 5 products take 85% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in attwood bilge pump?**
- Top complaints mined from reviews: Functionality-Overall, Durability, Size-Overall. The return rate is 2.4%.
- **What does it cost to enter the attwood bilge pump niche?**
- Listings span $22.97–$132.58; the average listing price is $63.61 (sweet spot $15–$100). The average incumbent carries 595 reviews — the moat a new listing must climb.
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