Co2 Controller
FailShoppers spend an estimated $48K a year here, so Co2 Controller is a Fail.
- Flapen Score
- 38 / 100Ranks 8,157 of 8,839 Patio, Lawn & Garden niches · −18 vs the category median of 5638
- Market size
- $48K/yr14K searches / yr
- 90-day growth
- -3.4%search demand this quarter
- Competition
- 67%top-5 click share · 8 brands · 23 sellers
Flapen Score
Co2 Controller against its category
The dotted line is the Patio, Lawn & Garden average. Past it, Co2 Controller is stronger. Inside it, weaker.
Market
The Co2 Controller market on Amazon at a glance
Shoppers on Amazon United States searched for Co2 Controller 14K times last year and spent an estimated $48K. The top 5 brands take 90% of clicks. Flapen scores it 38 out of 100, a Fail.
01 · Demand
An estimated 3.0% of those searches ended in a purchase.
Shoppers searched for this 14K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 3.0% of those searches ended in a purchase. Searches in the last 90 days moved -3.4% against the 90 days before. Searches, conversion and average price together put the market at an estimated $48K a year.
- Searches, last 12 months
- 14K
- Growth, 90 days vs prior 90
- -3.4%
- Conversion, latest week
- 3.0%
- Market size, estimated
- $48Ka year
- Peak month
- November1.4× the quietest month
- Top search term
- co2 controller11K searches a year
02 · Price
A sale here is worth $115.73.
Listings sell for $115.73 on average, from $41.37 to $225.03. Amazon reports units sold in ranges. This niche sold 250 to 500 a year. The average listing sells 0 to 100 of them. At $115.73 that is $0 to $12K a year per listing.
- Average price
- $115.73above the $15 to $100 sweet spot
- Price range
- $41.37–$225.03
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 250–500
- Units per listing a year
- 0–100
- Revenue per listing a year
- $0–$12K
- Returns
- 5.1%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is ads.
100% of listings pay for placement with sponsored ads. 92% ship with Prime. On an average day, 9.8% of listings are out of stock. The average listing ranks #255 within Greenhouses & Plant Germination Equipment. It carries 206 reviews at 3.94 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 100%
- Prime listings
- 92%
- Out of stock, average day
- 9.8%
- Average rank
- #255in Greenhouses & Plant Germination Equipment
- Average rating
- 3.94 starsAmazon United States average 4.42 stars
- Average reviews
- 206per listing
- Listings tracked
- 13
04 · Newcomers
0 of last year's 2 launches cleared the first-year sales bar.
2 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 60 months on average, so the names here are established.
- Launched, last 12 months
- 2
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 60 months
Products
Top Co2 Controller products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 9, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Inkbird ICC-510 CO2 Controller CO2 Meter Dual Plug Carbon Dioxide Controller Fit with CO2 Regulator and Inline Exhaust Fan for Grow Tent Grow Room Greenhouse Grower
- Price
- $128.80
- Rating
- 4.4/5
- Reviews
- 58
- Age
- 1y ago

AC Infinity CO2 Controller Smart Outlet Carbon Dioxide Monitor Two-Plug System Best Fit with CO2 Regulators and Inline Exhaust Fans Adjusts CO2 for Grow Tents Grow Rooms Greenhouses
- Price
- $124.98
- Rating
- 3.9/5
- Reviews
- 169
- Age
- 3y ago

CO2 Controller Carbon Dioxide Controller CO2 Meter Monitor Day and Night Relay Function NDIR CO2 Sensor for Green House Grow Rooms Factory Home Office
- Price
- $118.77
- Rating
- 4.3/5
- Reviews
- 148
- Age
- 5y ago

briidea CO2 Monitor and Controller Newest CO2 Controller with Remote Sensor Photocell for Day/Night Control Programmable Function to Save CO2 for Grow Room Greenhouse
- Price
- $66.32
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 5mo ago

VIVOSUN Hydroponics CO2 Regulator Emitter System with Solenoid Valve Flowmeter for Grow Room Grow Tent Garden
- Price
- $41.37
- Rating
- 4.2/5
- Reviews
- 1,394
- Age
- 9y ago
Trending
estimated 90-day click momentum
briidea CO2 Monitor and Controller Newest CO2 Controller with Remote Sensor Photocell for Day/Night Control Programmable Function to Save CO2 for Grow Room Greenhouse
- Price
- $66.32
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 5mo ago

JuviPerpric CO2 Controller Carbon Dioxide Controller Dual Outlets Two-Plug System CO2 Sensor with Large Screen Display CO2 Monitor CO2 Controller for Grow Room and Grow Tent
- Price
- $104.81
- Rating
- 3.5/5
- Reviews
- 11
- Age
- 1y ago

VIVOSUN Hydroponics CO2 Regulator Emitter System with Solenoid Valve Flowmeter for Grow Room Grow Tent Garden
- Price
- $41.37
- Rating
- 4.2/5
- Reviews
- 1,394
- Age
- 9y ago

Briidea CO2 Controller and Monitor Day and Night Programmable CO2 Controller with Remote Sensor for Greenhouses
- Price
- $70.97
- Rating
- 2.6/5
- Reviews
- 4
- Age
- 11mo ago

Inkbird ICC-500T CO2 Controller CO2 Meter Carbon Dioxide Controller for Grow Room and CO2 Generator with CO2 Sensor for Home Grower (CO2 Controller + S01 Sensor)
- Price
- $139.57
- Rating
- 4.4/5
- Reviews
- 200
- Age
- 5y ago
Newest
by launch date
briidea CO2 Monitor and Controller Newest CO2 Controller with Remote Sensor Photocell for Day/Night Control Programmable Function to Save CO2 for Grow Room Greenhouse
- Price
- $66.32
- Rating
- 0.0/5
- Reviews
- 0
- Age
- 5mo ago

Briidea CO2 Controller and Monitor Day and Night Programmable CO2 Controller with Remote Sensor for Greenhouses
- Price
- $70.97
- Rating
- 2.6/5
- Reviews
- 4
- Age
- 11mo ago

CO2 Controller for Plant Dual-Plug System for Direct Connection to CO2 Regulator and Exhaust Fans.Suitable for Greenhouses Grow Room and Plant Factory
- Price
- $108.19
- Rating
- 4.2/5
- Reviews
- 13
- Age
- 1y ago

AC Infinity Controller AI+ with CO2 Sensor Bundle AI-Powered Learning CO2 Data Tracking for Gardens & Grow Tents Temp Humidity & VPD Monitoring for Dynamic Level Adjusting Bluetooth & WiFi App
- Price
- $192.12
- Rating
- 4.2/5
- Reviews
- 94
- Age
- 1y ago

Briidea Wi-Fi CO2 Controller for Grow Tent Two-Plug System for CO2 Regulatos and Inline Exhaust Fans Smart Environmental WiFi-Controller to Adjusts CO2 for Grow Tents Grow Rooms Greenhouses
- Price
- $72.73
- Rating
- 2.9/5
- Reviews
- 13
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 67% of clicks. Leaders hold, but buyers still shop past them.
Brands
8 falling
Sellers
23
Est. top-5 brand share
90%
Top 20: 100%
Est. top-5 click share
67%
Top 20: 100%
Open market
6%
- Inkbird27%
- briidea22%
- AC Infinity21%
- DANOPLUS13%
- VIVOSUN7%
- Autopilot5%
- Open — no brand owns it (2 brands, 6%)
Demand
Co2 Controller search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.4×
Reviews and returns
What reviews say buyers love and hate about Co2 Controller
We read the reviews and the return reasons for every product selling here.
“Horrendous instructions”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
19 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Co2 Controller questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









