---
title: "noco gb40 case — Niche Verdict: Skip it (38/100) | Amazon United States - Flapen"
canonical_url: "https://flapen.com/amazon/research/us/automotive/noco-gb40-case"
last_updated: "2026-07-14T07:05:10.336Z"
locale: en
meta:
  description: "soft demand (-33.6% this quarter) — noco gb40 case doesn't clear our bar today."
  "og:description": "soft demand (-33.6% this quarter) — noco gb40 case doesn't clear our bar today."
  "og:title": "noco gb40 case — Niche Verdict: Skip it (38/100) | Amazon United States - Flapen"
---

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# **noco gb40 case**

**Skip it**

Soft demand (-33.6% this quarter) — this niche doesn't clear our bar today.

Market size 36Growth 8Conversion 83Competition 14Returns 71Price range 95Avg price 95Brand share 17Review moat 25Quality gap 17

**Avg price**

**Incredible****$24.54**

avg listing price — sweet spot $15–$100

**Price range**

**Incredible****$15.59–$34.69**

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

**Conversion**

**Great****9.0%**

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

**Returns**

**Good****2.2%**

return rate — above 6% kills the launch gate

**Market size**

**Okay****$175K**

$175K/yr · 80K searches

**Review moat**

**Okay****3,977.5**

avg incumbent reviews — the moat a new listing must climb

**Brand share**

**Bad****93%**

top-5 brand share — brand-locked demand

**Quality gap**

**Bad****4.7★**

avg incumbent rating — lower means beatable quality

**Competition**

**Bad****84%**

top-5 click share — a locked-up shelf

**Growth**

**Bad****-33.6%**

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

## **Competition**

The top 5 products capture 84% of clicks — a locked-up shelf that new listings rarely crack.

**Brands**

**7 **▲rising

**Sellers**

**14**

**Top-5 brand share**

**93%**

**Open market**

**3%**

- NOCO69% - sarlar8% - MAILADA6% - Lebakort6% - Gleegi4% - LUGECASE4% - Open — no brand owns it (1 brand, 3%)

## **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%15%$26K30%$53K45%$79K60%$105K101001K10K100K 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![NOCO GBC013 Boost Sport and Plus EVA Protection Case for GB20 and GB40 UltraSafe Lithium Jump Starters](https://m.media-amazon.com/images/I/31Dh8nNGx5L.jpg)**NOCO GBC013 Boost Sport and Plus EVA Protection Case for GB20 and GB40 UltraSafe Lithium Jump Starters**NOCO**$19.81**4.8★20,462 rev](https://www.amazon.com/dp/B07C2VZGJY) [2![sarlar EVA Protection Case Compatible with NOCO GB20/GB40/GBX45/GB50 Jump Starters AstroAI S8/NEXPOW/BIUBLE/BUTURE/HULKMAN Up To 8.2 x 4.7 x 3.5 can all be stored Portable Travel Case Only](https://m.media-amazon.com/images/I/410nNmlIyVL.jpg)**sarlar EVA Protection Case Compatible with NOCO GB20/GB40/GBX45/GB50 Jump Starters AstroAI S8/NEXPOW/BIUBLE/BUTURE/HULKMAN Up To 8.2 x 4.7 x 3.5 can all be stored Portable Travel Case Only**sarlar**$15.59**4.6★141 rev](https://www.amazon.com/dp/B0DKVXB2MD) [3![NOCO GBC014 Boost HD EVA Protection Case for GB70 UltraSafe Lithium Jump Starters](https://m.media-amazon.com/images/I/31RYoN6WCVL.jpg)**NOCO GBC014 Boost HD EVA Protection Case for GB70 UltraSafe Lithium Jump Starters**NOCO**$29.88**4.8★9,849 rev](https://www.amazon.com/dp/B07C2VH2MV) [4![for NOCO GB20 and GB40 Jump Starters Boost Sport and Plus EVA Protection for UltraSafe Lithium(Case only)](https://m.media-amazon.com/images/I/41kW1X4-mBL.jpg)**for NOCO GB20 and GB40 Jump Starters Boost Sport and Plus EVA Protection for UltraSafe Lithium(Case only)**MAILADA**$20.10**4.6★160 rev](https://www.amazon.com/dp/B0DGK6XRP2) [5![Lebakort Storage Case Compatible with Boost Plus GB40 / Boost X GBX45 / Boost XL GB50 / Boost Sport GB20 UltraSafe Lithium Jump Starter Box](https://m.media-amazon.com/images/I/51GQ49gNAIL.jpg)**Lebakort Storage Case Compatible with Boost Plus GB40 / Boost X GBX45 / Boost XL GB50 / Boost Sport GB20 UltraSafe Lithium Jump Starter Box**Lebakort**$24.33**4.7★457 rev](https://www.amazon.com/dp/B0DQTTH38Z)

**~~View all top sellers →~~**

### **Newest**

by launch date

[![Case for NOCO Boost GB40 GB20 - Portable Car Battery Jump Starter Hard Shell Case: Waterproof Travel Carrying Storage Box for NOCO Boost GB40 & GB20 | Other Accessories - Road Trips & Highway Travel](https://m.media-amazon.com/images/I/41O3+3lNhGL.jpg)**Case for NOCO Boost GB40 GB20 - Portable Car Battery Jump Starter Hard Shell Case: Waterproof Travel Carrying Storage Box for NOCO Boost GB40 & GB20 | Other Accessories - Road Trips & Highway Travel**LUGECASE**$29.06**50 rev7mo ago](https://www.amazon.com/dp/B0FSX5NGZP) [![Case for NOCO Boost GB40 & GB20 Waterproof Hard Shell Carrying Case with Custom Pre-Cut Foam Shockproof Protective Travel Box Compatible with NOCO GB40/GB20 UltraSafe Jump Starter (Case Only)](https://m.media-amazon.com/images/I/519LDvwnyPL.jpg)**Case for NOCO Boost GB40 & GB20 Waterproof Hard Shell Carrying Case with Custom Pre-Cut Foam Shockproof Protective Travel Box Compatible with NOCO GB40/GB20 UltraSafe Jump Starter (Case Only)**LOTOCASE**$29.34**49 rev11mo ago](https://www.amazon.com/dp/B0FLXT12HC) [![Lebakort Storage Case Compatible with Boost Plus GB40 / Boost X GBX45 / Boost XL GB50 / Boost Sport GB20 UltraSafe Lithium Jump Starter Box](https://m.media-amazon.com/images/I/51GQ49gNAIL.jpg)**Lebakort Storage Case Compatible with Boost Plus GB40 / Boost X GBX45 / Boost XL GB50 / Boost Sport GB20 UltraSafe Lithium Jump Starter Box**Lebakort**$24.33**457 rev1y ago](https://www.amazon.com/dp/B0DQTTH38Z) [![sarlar EVA Protection Case Compatible with NOCO GB20/GB40/GBX45/GB50 Jump Starters AstroAI S8/NEXPOW/BIUBLE/BUTURE/HULKMAN Up To 8.2 x 4.7 x 3.5 can all be stored Portable Travel Case Only](https://m.media-amazon.com/images/I/410nNmlIyVL.jpg)**sarlar EVA Protection Case Compatible with NOCO GB20/GB40/GBX45/GB50 Jump Starters AstroAI S8/NEXPOW/BIUBLE/BUTURE/HULKMAN Up To 8.2 x 4.7 x 3.5 can all be stored Portable Travel Case Only**sarlar**$15.59**141 rev1y ago](https://www.amazon.com/dp/B0DKVXB2MD) [![for NOCO GB20 and GB40 Jump Starters Boost Sport and Plus EVA Protection for UltraSafe Lithium(Case only)](https://m.media-amazon.com/images/I/41kW1X4-mBL.jpg)**for NOCO GB20 and GB40 Jump Starters Boost Sport and Plus EVA Protection for UltraSafe Lithium(Case only)**MAILADA**$20.10**160 rev1y ago](https://www.amazon.com/dp/B0DGK6XRP2)

**~~View all new products →~~**

### **Trending**

90-day click momentum

[![Case for NOCO Boost GB40 GB20 - Portable Car Battery Jump Starter Hard Shell Case: Waterproof Travel Carrying Storage Box for NOCO Boost GB40 & GB20 | Other Accessories - Road Trips & Highway Travel](https://m.media-amazon.com/images/I/41O3+3lNhGL.jpg)**Case for NOCO Boost GB40 GB20 - Portable Car Battery Jump Starter Hard Shell Case: Waterproof Travel Carrying Storage Box for NOCO Boost GB40 & GB20 | Other Accessories - Road Trips & Highway Travel**LUGECASE**$29.06**4.9★**▲ 90%**](https://www.amazon.com/dp/B0FSX5NGZP) [![NOCO GBC014 Boost HD EVA Protection Case for GB70 UltraSafe Lithium Jump Starters](https://m.media-amazon.com/images/I/31RYoN6WCVL.jpg)**NOCO GBC014 Boost HD EVA Protection Case for GB70 UltraSafe Lithium Jump Starters**NOCO**$29.88**4.8★**▲ 63%**](https://www.amazon.com/dp/B07C2VH2MV) [![NOCO GBC015 Boost Pro EVA Protection Case for GB150 UltraSafe Lithium Jump Starters](https://m.media-amazon.com/images/I/31MQ8H9pAcL.jpg)**NOCO GBC015 Boost Pro EVA Protection Case for GB150 UltraSafe Lithium Jump Starters**NOCO**$34.69**4.8★**▲ 60%**](https://www.amazon.com/dp/B07C2TZPLG) [![NOCO GBC013 Boost Sport and Plus EVA Protection Case for GB20 and GB40 UltraSafe Lithium Jump Starters](https://m.media-amazon.com/images/I/31Dh8nNGx5L.jpg)**NOCO GBC013 Boost Sport and Plus EVA Protection Case for GB20 and GB40 UltraSafe Lithium Jump Starters**NOCO**$19.81**4.8★**▲ 32%**](https://www.amazon.com/dp/B07C2VZGJY) [![sarlar EVA Protection Case Compatible with NOCO GB20/GB40/GBX45/GB50 Jump Starters AstroAI S8/NEXPOW/BIUBLE/BUTURE/HULKMAN Up To 8.2 x 4.7 x 3.5 can all be stored Portable Travel Case Only](https://m.media-amazon.com/images/I/410nNmlIyVL.jpg)**sarlar EVA Protection Case Compatible with NOCO GB20/GB40/GBX45/GB50 Jump Starters AstroAI S8/NEXPOW/BIUBLE/BUTURE/HULKMAN Up To 8.2 x 4.7 x 3.5 can all be stored Portable Travel Case Only**sarlar**$15.59**4.6★**— 2%**](https://www.amazon.com/dp/B0DKVXB2MD)

**~~View all trending →~~**

## **Demand & seasonality**

Weekly Amazon search volume, last 104 weeks — -33.6% search growth over the last 90 days.

5K4KPrime Day '24Spike '24Holiday '24Spike '25Prime Day '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay

Peak months: Jan, Feb, Dec · busiest ÷ quietest = 3.2×

## **Reviews**

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

### **What buyers love **

**Size-Overall**21%

*“Fits snuggly but”*

**Quality-Overall**21%

*“Excellent product”*

**Drop/Impact Protection**7%

*“Good protection and fit”*

**Strength**6%

*“Solid Build”*

**Durability**5%

*“It is extremely durable”*

**Charging**5%

*“Charges well”*

**Value For Money**5%

*“Good value”*

**Ease Of Use**5%

*“Easy to use”*

**Advertised Vs Actual Product**4%

*“just as advertised”*

**Efficiency**3%

*“Works perfectly”*

### **What buyers complain about **

**Size-Overall**26%

*“Doesnt properly fit”*

**Quality-Overall**8%

*“Cheap junk”*

**Hard Feel**6%

*“Tough too”*

**Battery Life**6%

*“Car battery was dead for a week i hooked it up to my battery gave about a minute turned the key”*

**Durability**5%

*“It broke within first week use”*

**Value For Money**3%

*“an expensive item that I hope didnt malfunction after this”*

**Strap/String Quality**3%

*“Internal strap should be adjustable so it does not interfear with buttons on device being stored inside”*

**Charging**3%

*“I wish the case had a USB charging pass-through port”*

**Socket/Port/Plug**2%

*“NO connectors found the unit partially dead”*

**Ease Of Use**2%

*“It's easy to do it's so tight”*

### **Top return reasons **

**Size-Overall**62%

**Advertised Vs Actual Product**8%

**Compatibility-Overall**7%

**Charging**6%

**Weight Heavy**2%

**Functionality-Overall**2%

**Value For Money**2%

**Defective Material/Parts**2%

**Storage Capacity**1%

**Color**1%