Best CO2 Regulators for Homebrew Kegging (2026)
Updated How we research
A CO2 regulator is the control panel of your draft system, stepping tank pressure down to a serving or carbonation level you can trust. Look first at the gauges: one reads the pressure going to your keg, and a second reads how much gas is left in the tank so you are not caught empty mid pour. Build quality shows up in the diaphragm and the shutoff valve, and a good check valve stops beer from creeping back into the body. If you plan to run more than one keg at different pressures, a secondary regulator or a multi body unit lets each line sit where it belongs. A single keg brewer is well served by a solid primary regulator with a clean shutoff. Brewers running several kegs, or mixing styles that need different carbonation, should step up to a body that splits into multiple outputs. Check that the inlet matches your CO2 tank thread and that the outlet fits your gas line. Set it, watch the gauge settle, and you can walk away knowing your carbonation will land where you set it.
The short version
We compared 8 picks. Our scores range from 6.3 to 8.4 out of 10.
- Best overall:YaeBrew Dual Gauge CO2 Regulator for Draft Beer Homebrew Kegerator CGA320. Highest overall score in this guide at 8.4/10.
- Also great value:Dual Gauge CO2 Beer Regulator, CGA-320 inlet, 0-60 PSI Working, 0-3000 PSI Tank, Safety Relief Valve. Value score of 9/10, overall 8.0/10.
- Solid build:FERRODAY Dual Gauge CO2 Regulator Beer Kegerator Dual-stage CGA-320. Build and materials score of 8/10, overall 8.4/10.
- Feature-rich:CGA-320 Kegerator Regulator, Dual Gauge CO2 Regulator with 1/4'' & 5/16'' Quick Disconnect Barb Connectors. Features score of 8/10, overall 8.0/10.
Scores are our editorial assessment, not customer ratings. How we score
YaeBrew Dual Gauge CO2 Regulator for Draft Beer Homebrew Kegerator CGA320
YaeBrew dual gauge CO2 regulator with CGA320 inlet for draft beer, homebrew kegs and kegerators.
Our score8.4/10Budget
FERRODAY Dual Gauge CO2 Regulator Beer Kegerator Dual-stage CGA-320
FERRODAY dual gauge dual-stage CO2 regulator with CGA-320 inlet for beer kegerators.
Our score8.4/10Budget
#1YaeBrew dual gauge CO2 regulator with CGA320 inlet for draft beer, homebrew kegs and kegerators.
Fit for the job 9/10 · Features and specs 8/10 · Build and materials 7/10 · Value 9/10
- + Dual gauges show both tank pressure and serving pressure
- + CGA320 inlet fits standard US CO2 cylinders
- + Built for homebrew kegging and standard kegerator setups
- - Gas line and disconnects may need to be bought separately
- - Budget regulators can creep if not set carefully
#2FERRODAY dual gauge dual-stage CO2 regulator with CGA-320 inlet for beer kegerators.
Fit for the job 9/10 · Features and specs 8/10 · Build and materials 8/10 · Value 8/10
- + Dual-stage design keeps output pressure steadier as the tank empties
- + Two gauges show tank and serving pressure at a glance
- + CGA-320 fitting matches standard CO2 cylinders
- - Dual-stage regulators are usually bulkier than single stage
- - Check the outlet barb size fits your beer line before ordering
#3Dual Gauge CO2 Beer Regulator, CGA-320 inlet, 0-60 PSI Working, 0-3000 PSI Tank, Safety Relief Valve
A dual gauge CO2 beer regulator with CGA-320 inlet, 0-60 PSI working gauge, 0-3000 PSI tank gauge and safety relief valve.
Fit for the job 8/10 · Features and specs 8/10 · Build and materials 7/10 · Value 9/10
- + 0-60 PSI working gauge covers carbonation and serving ranges
- + Safety relief valve protects kegs from overpressure
- + 0-3000 PSI tank gauge shows how much CO2 remains
- - Compare the regulator build quality against name brand options
- - Gauges can be hard to read precisely at low serving pressures
#4A CGA-320 dual gauge kegerator CO2 regulator with 1/4'' & 5/16'' quick disconnect barb connectors.
Fit for the job 8/10 · Features and specs 8/10 · Build and materials 7/10 · Value 9/10
- + Includes 1/4'' & 5/16'' barbs to fit common gas line sizes
- + Quick disconnect barbs speed up line swaps
- + Dual gauges for tank level and serving pressure
- - Generic brand gives little assurance on long-term reliability
- - Barbs still need hose clamps for a secure fit
#5SKYTOU dual gauge CO2 keg beer regulator with CGA-320 inlet for homebrew kegerators.
Fit for the job 8/10 · Features and specs 8/10 · Build and materials 7/10 · Value 8/10
- + Dual gauges help you spot a low tank before it runs out
- + CGA-320 inlet fits the common US CO2 tanks sold for kegerators
- + Suits both carbonating and serving homebrew
- - Less-known brand with limited track record
- - Needs a washer seal check to prevent slow leaks at the tank
#6Dual Gauge CO2 Beer Regulator, CGA-320 inlet, 0-60 PSI Working, 0-3000 PSI Tank, Safety Relief Valve
Another dual gauge CO2 beer regulator with CGA-320 inlet, 0-60 PSI working range, 0-3000 PSI tank gauge and relief valve.
Fit for the job 8/10 · Features and specs 8/10 · Build and materials 7/10 · Value 8/10
- + Standard CGA-320 fitting works with common US gas cylinders
- + Relief valve vents excess pressure to protect kegs
- + Clear dual gauges help dial in carbonation levels
- - Appears identical to another listing, so compare sellers and price
- - Low-end regulators may drift and need readjustment
#7Hilangsan dual CO2 regulator for kegerators with CGA-320 swivel nut and 1/4 & 5/16 barbs for homebrew.
Fit for the job 8/10 · Features and specs 8/10 · Build and materials 7/10 · Value 8/10
- + Swivel nut makes attaching to the tank easier
- + 1/4 & 5/16 barbs accommodate standard gas line sizes
- + Dual gauge setup shows serving and tank pressure
- - Lesser-known brand with fewer long-term reviews
- - Check whether hose clamps and gas line are included before ordering
#8A dual gauge CO2 regulator for homebrew kegging with safety relief valve and W21.8 inlet.
Fit for the job 5/10 · Features and specs 7/10 · Build and materials 7/10 · Value 7/10
- + Safety relief valve adds protection against overpressure
- + Dual gauges monitor tank and serving pressures
- + Suited to draft beer kegging at home with standard gas lines
- - W21.8 inlet does not fit standard US CGA style CO2 tanks without an adapter
- - Check your local tank fitting before buying
Before you buy: trade-offs we flagged
No pick is perfect. These are the main compromises we noted for the top products in this guide, so you can check they will not matter for you.
- Gas line and disconnects may need to be bought separately (YaeBrew Dual Gauge CO2 Regulator for Draft...)
- Dual-stage regulators are usually bulkier than single stage (FERRODAY Dual Gauge CO2 Regulator Beer...)
- Compare the regulator build quality against name brand options (Dual Gauge CO2 Beer Regulator, CGA-320 inlet,...)
- Generic brand gives little assurance on long-term reliability (CGA-320 Kegerator Regulator, Dual Gauge CO2...)
- Less-known brand with limited track record (SKYTOU Dual Gauge CO2 Regulator, Keg Beer...)
- Appears identical to another listing, so compare sellers and price (Dual Gauge CO2 Beer Regulator, CGA-320 inlet,...)
Frequently asked questions
›What is the best choice among co2 regulators for homebrew kegging (2026)?
YaeBrew Dual Gauge CO2 Regulator for Draft Beer Homebrew Kegerator CGA320 is our top overall pick. YaeBrew dual gauge CO2 regulator with CGA320 inlet for draft beer, homebrew kegs and kegerators. It earns our score of 8.4/10, based on fit for the job, features, build and value.
›What is a good budget option?
FERRODAY Dual Gauge CO2 Regulator Beer Kegerator Dual-stage CGA-320 is the strongest low-cost pick in this guide. FERRODAY dual gauge dual-stage CO2 regulator with CGA-320 inlet for beer kegerators.
›How much should I expect to spend?
Picks in this guide span $ price bands (roughly: $ = under $30, $$ = $30 to $100, $$$ = over $100). We never display exact prices because they change constantly, so the buttons above always show Amazon's current price.
›How were these products chosen?
We shortlist products that fit the job this guide solves and compare their published specifications, such as size, capacity, materials and what is included. Each pick gets an editorial score out of 10 for fit, features, build and value, and we write the pros and cons from those details. Our score is not an Amazon customer rating. We earn a commission if you buy through our links, which never affects the ranking.
Home Brew Craft independently selects every product; we may earn a commission from links above.
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