---
title: "def pump — Niche Verdict: Worth a look (54/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/automotive/def-pump"
last_updated: "2026-07-13T19:58:31.871Z"
locale: en
meta:
  description: "def pump shows a thin review moat (23 avg reviews), but prices mostly outside the sweet spot ($30.53–$1401.02) keeps it on the watch list."
  "og:description": "def pump shows a thin review moat (23 avg reviews), but prices mostly outside the sweet spot ($30.53–$1401.02) keeps it on the watch list."
  "og:title": "def pump — Niche Verdict: Worth a look (54/100) | Amazon United States - Flapen"
---

Back to Flapen home

# **def pump**

**Worth a look**

Shows a thin review moat (23 avg reviews), but prices mostly outside the sweet spot ($30.53–$1401.02) keeps it on the watch list.

Market size 55Growth 22Conversion 50Competition 70Returns 52Price range 5Avg price 40Brand share 79Review moat 99Quality gap 63

**Review moat**

**Incredible****23.3**

avg incumbent reviews — the moat a new listing must climb

**Brand share**

**Great****56%**

top-5 brand share — no brand owns this niche

**Competition**

**Good****43%**

top-5 click share — leaders hold, buyers still browse

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Market size**

**Good****$397K**

$397K/yr · 41K searches

**Returns**

**Good****2.9%**

return rate — above 6% kills the launch gate

**Conversion**

**Good****4.0%**

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

**Avg price**

**Okay****$240.31**

avg listing price — sweet spot $15–$100

**Growth**

**Bad****-5.8%**

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

**Price range**

**Bad****$30.53–$1401.02**

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

## **Competition**

The top 5 products take 43% of clicks — established leaders, but buyers still shop beyond them.

**Brands**

**27 **▲rising

**Sellers**

**59**

**Top-5 brand share**

**56%**

**Open market**

**41%**

- YGHGAUH31% - Pumpoasis9% - Fill-Rite7% - TERA PUMP5% - Lonsge4% - Orvexa4%

## **Product shelf**

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

0%4%$16K8%$32K12%$48K16%$64K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

All 40 tracked products in this niche — three views at once, no toggling.

### **Top sellers**

by 90-day click share

[1![Electric Drum Barrel Pump with 120V AC/12V DC Power 55 Gallon Drum Pump with Built-in 2-Inch Bung Adapter 5 Gallons Per Minute Flow Rate for DEF Diesel Water Antifreeze](https://m.media-amazon.com/images/I/41O-CAnDS9L.jpg)**Electric Drum Barrel Pump with 120V AC/12V DC Power 55 Gallon Drum Pump with Built-in 2-Inch Bung Adapter 5 Gallons Per Minute Flow Rate for DEF Diesel Water Antifreeze**YGHGAUH**$210.77**4.1★28 rev](https://www.amazon.com/dp/B0DLG1CX71) [2![AC 110V-120V Diesel Exhaust Fluid Transfer Pump Self-Priming Electric Diaphragm DEF Pump for Urea Oil Water & Irrigation.Diaphragm Pumps with 400W 10.6 GPM 36ft LiftWhite](https://m.media-amazon.com/images/I/41-VhReRTOL.jpg)**AC 110V-120V Diesel Exhaust Fluid Transfer Pump Self-Priming Electric Diaphragm DEF Pump for Urea Oil Water & Irrigation.Diaphragm Pumps with 400W 10.6 GPM 36ft LiftWhite**YGHGAUH**$147.17**4.3★10 rev](https://www.amazon.com/dp/B0DRCQYJ2S) [3![AC 110V-120V DEF Transfer Pump Kit. 400W 10.6 GPM (40 LPM) 23 PSI DEF Pump Kit Compatible with U.S. Plug. Includes Urea Gun K24 Flowmeter & AccessoriesWhite](https://m.media-amazon.com/images/I/41k2TcVTg3L.jpg)**AC 110V-120V DEF Transfer Pump Kit. 400W 10.6 GPM (40 LPM) 23 PSI DEF Pump Kit Compatible with U.S. Plug. Includes Urea Gun K24 Flowmeter & AccessoriesWhite**YGHGAUH**$371.95**5.0★5 rev](https://www.amazon.com/dp/B0DRCNSNXM) [4![Fill-Rite FRHP32V Hand Operated Diesel Exhaust Fluid (DEF) Transfer Pump](https://m.media-amazon.com/images/I/31pHk6zaJDL.jpg)**Fill-Rite FRHP32V Hand Operated Diesel Exhaust Fluid (DEF) Transfer Pump**Fill-Rite**$116.13**4.3★55 rev](https://www.amazon.com/dp/B007YV1RY6) [5![TERA PUMP Electric Powered 55 Gallon Drum Barrel Pump 2.4GPM](https://m.media-amazon.com/images/I/41phC6eHa0L.jpg)**TERA PUMP Electric Powered 55 Gallon Drum Barrel Pump 2.4GPM**TERA PUMP**$194.64**3.8★28 rev](https://www.amazon.com/dp/B0DPPFQTS7)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![Electric Drum Barrel Pump with 120V AC/12V DC Power DEF 55 Gallon Drum Pump with 2-Inch Bung Adapter & Telescoping Suction Tube 34 to 49 5 GPM Flow Rate for DEF Diesel Water Antifreeze](https://m.media-amazon.com/images/I/41RFSZv5IrL.jpg)**Electric Drum Barrel Pump with 120V AC/12V DC Power DEF 55 Gallon Drum Pump with 2-Inch Bung Adapter & Telescoping Suction Tube 34 to 49 5 GPM Flow Rate for DEF Diesel Water Antifreeze**zolaola**$166.12**2 rev4mo ago](https://www.amazon.com/dp/B0GR635SFJ) [![LUBEFLEX 55 Gallon Drum Pump Manual Lever Action DEF Transfer Pump Heavy Duty Barrel Pump for DEF Fits 1555 Gallon Drums](https://m.media-amazon.com/images/I/41BCkOOLDVL.jpg)**LUBEFLEX 55 Gallon Drum Pump Manual Lever Action DEF Transfer Pump Heavy Duty Barrel Pump for DEF Fits 1555 Gallon Drums**LUBEFLEX**$89.94**0 rev4mo ago](https://www.amazon.com/dp/B0GPQ9NTZG) [![Orvexa AC 110V-120V DEF Transfer Pump Kit with US Plug High-Flow Self-Priming DEF Pump for Diesel Exhaust Fluid Transfer Compatible with Drums Totes and Wall Mounting Includes Premium Accessories](https://m.media-amazon.com/images/I/41+V8WIGg1L.jpg)**Orvexa AC 110V-120V DEF Transfer Pump Kit with US Plug High-Flow Self-Priming DEF Pump for Diesel Exhaust Fluid Transfer Compatible with Drums Totes and Wall Mounting Includes Premium Accessories**Orvexa**$339.94**1 rev5mo ago](https://www.amazon.com/dp/B0GGHJV1YJ) [![110-120V DEF Transfer Pump Self-Priming Electric Diaphragm Drum Pump for Diesel Exhaust Fluid Urea Oil & Water 10.6 GPM High Flow 400W Motor 36 ft Lift US Plug](https://m.media-amazon.com/images/I/417oDCaMrcL.jpg)**110-120V DEF Transfer Pump Self-Priming Electric Diaphragm Drum Pump for Diesel Exhaust Fluid Urea Oil & Water 10.6 GPM High Flow 400W Motor 36 ft Lift US Plug**Orvexa**$130.56**2 rev6mo ago](https://www.amazon.com/dp/B0GG9ZGJ1J) [![KONA TOOLS DEF Narrow Outlet Battery-Powered Pump (3.2 GPM)](https://m.media-amazon.com/images/I/41ilfD6ReqL.jpg)**KONA TOOLS DEF Narrow Outlet Battery-Powered Pump (3.2 GPM)**KONA TOOLS**$36.05**23 rev6mo ago](https://www.amazon.com/dp/B0GFGLLCS7)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![Orvexa AC 110V-120V DEF Transfer Pump Kit with US Plug High-Flow Self-Priming DEF Pump for Diesel Exhaust Fluid Transfer Compatible with Drums Totes and Wall Mounting Includes Premium Accessories](https://m.media-amazon.com/images/I/41+V8WIGg1L.jpg)**Orvexa AC 110V-120V DEF Transfer Pump Kit with US Plug High-Flow Self-Priming DEF Pump for Diesel Exhaust Fluid Transfer Compatible with Drums Totes and Wall Mounting Includes Premium Accessories**Orvexa**$339.94**5.0★**▲ 266%**](https://www.amazon.com/dp/B0GGHJV1YJ) [![Electric Drum Barrel Pump with 120V AC/12V DC Power DEF 55 Gallon Drum Pump with 2-Inch Bung Adapter & Telescoping Suction Tube 34 to 49 5 GPM Flow Rate for DEF Diesel Water Antifreeze](https://m.media-amazon.com/images/I/41RFSZv5IrL.jpg)**Electric Drum Barrel Pump with 120V AC/12V DC Power DEF 55 Gallon Drum Pump with 2-Inch Bung Adapter & Telescoping Suction Tube 34 to 49 5 GPM Flow Rate for DEF Diesel Water Antifreeze**zolaola**$166.12**3.0★**▲ 264%**](https://www.amazon.com/dp/B0GR635SFJ) [![KONA TOOLS DEF Narrow Outlet Battery-Powered Pump (3.2 GPM)](https://m.media-amazon.com/images/I/41ilfD6ReqL.jpg)**KONA TOOLS DEF Narrow Outlet Battery-Powered Pump (3.2 GPM)**KONA TOOLS**$36.05**4.3★**▲ 259%**](https://www.amazon.com/dp/B0GFGLLCS7) [![110-120V DEF Transfer Pump Self-Priming Electric Diaphragm Drum Pump for Diesel Exhaust Fluid Urea Oil & Water 10.6 GPM High Flow 400W Motor 36 ft Lift US Plug](https://m.media-amazon.com/images/I/417oDCaMrcL.jpg)**110-120V DEF Transfer Pump Self-Priming Electric Diaphragm Drum Pump for Diesel Exhaust Fluid Urea Oil & Water 10.6 GPM High Flow 400W Motor 36 ft Lift US Plug**Orvexa**$130.56**5.0★**▲ 207%**](https://www.amazon.com/dp/B0GG9ZGJ1J) [![Electric Drum Barrel Pump 110V-240V AC/ 12V DC Power 55 Gallon Electric Transfer Pumps with 2-Inch Bung Adapter 5 GPM Flow Rate Suitable for DEF Diesel Water Antifreeze](https://m.media-amazon.com/images/I/41vUJpfBFRL.jpg)**Electric Drum Barrel Pump 110V-240V AC/ 12V DC Power 55 Gallon Electric Transfer Pumps with 2-Inch Bung Adapter 5 GPM Flow Rate Suitable for DEF Diesel Water Antifreeze**Uotnam**$178.21**4.9★**▲ 128%**](https://www.amazon.com/dp/B0FN7335WH)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 104 weeks — -5.8% search growth over the last 90 days.

1K600Spike '25Prime Day '25 seasonSepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.4×

## **Reviews**

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

### **What buyers love **

**Quality-Overall**11%

*“the hose feels like good quality”*

**Efficiency**11%

*“This fuel pump works great”*

**Ease Of Use**10%

*“Make life easy”*

**Value For Money**7%

*“Good price”*

**Advertised Vs Actual Product**6%

*“Works as should”*

**Assembly/Installation**6%

*“Easy assembly”*

**Size-Overall**5%

*“Direct fit”*

**Durability**4%

*“Durable and works well”*

**Pressure**4%

*“A pump makes it a lot easier”*

**Battery Life**3%

*“battery pack as the power method”*

### **What buyers complain about **

**Durability**19%

*“Broke quickly”*

**Functionality-Overall**10%

*“it wont pump at all”*

**Quality-Overall**8%

*“Only downside is it feels a little cheap”*

**Size-Overall**6%

*“Larger orings”*

**Leak-Proof**5%

*“May leak due to smaller line connection than original”*

**Value For Money**4%

*“The price is a bit high, at $165,”*

**Strength**3%

*“Brittle plastic, breaks easily”*

**Spray/Flow**3%

*“nozzle stopped working”*

**Noise Level**3%

*“Went through the hassle of changing the pump and it lasted maybe 5 minutes, starting making wacky noises, then quit”*

**Smell**3%

*“It smells like carpet cleaner”*

### **Top return reasons **

**Functionality-Overall**16%

**Defective Material/Parts**16%

**Size-Overall**13%

**Advertised Vs Actual Product**7%

**Quality-Overall**4%

**Durability**4%

**Compatibility-Overall**4%

**Leak-Proof**3%

**Assembly/Installation**3%

**Value For Money**3%