30 Pack 8G CO2 Cartridges
4.1Editor score
Food grade pure CO2
Anodized leakproof design
Universal standard compatibility
In this guide
Finding the right siphon chargers is essential for anyone who enjoys fresh carbonated drinks at home. These small metal cartridges hold compressed CO2 that instantly turns plain water into fizzy seltzer. Choosing quality chargers ensures safe operation and consistent bubbles in every glass.
This guide compares the eight highest rated CO2 cartridges available today. We analyzed compatibility with major soda siphon brands, construction quality, and user feedback on fizz consistency. Our selections cover various pack sizes to suit different household needs.
Each pick highlights specific strengths like premium food grade materials or broad device compatibility. You will find options for standard home makers and specialized systems. Please note that product availability and pricing can change over time.
Top 3 Picks for Best Siphon Chargers
MrFizz Sod, Leland Mr Fizz Seltzer 8g CO2 Charger 50PK
4.7Editor score
Fifty count pack value
Compatible with most 1 liter siphons
Durable stainless steel construction
iSi North America CO2 Soda Siphon Chargers
4.0Editor score
Recyclable gold cartridges
Eight point four grams CO2
Made in Austria quality
Top 8 Best Siphon Chargers in 2026 Compared
The following table provides a side-by-side comparison of all eight selected CO2 cartridge options. Review the key specifications and compatibility notes to find the best match for your soda siphon system.
ProductsSpecificationsEditor scorePrice
Best Budget
Leland Soda Chargers Seltzer Chargers
Forty count silver pack
Compatible with ISI and LISS
Not for Soda Sparkle
Standard eight gram CO2
4.5Editor score
Editor's Choice
30 Pack 8G CO2 Cartridges
Thirty count standard set
Food grade stainless steel
Anodized surface finish
Universal non-threaded fit
4.1Editor score
Editor's Choice
MrFizz Sod, Leland Mr Fizz Seltzer 8g CO2 Charger 50PK
Fifty count silver pack
Weld sealed stainless steel
Compatible with Hamilton Beach
Eight gram pure CO2
4.7Editor score
iSi CO2 Soda Siphon Chargers
Thirty count iSi set
Steel casing construction
Disposable single use only
Designed for iSi siphons
4.0Editor score
EurKitchen Aluminum Whipped Cream Dispenser
Heavy duty aluminum body
Chargers not included here
Compatible with all eight gram N2O
Includes decorating tips and mesh bag
4.4Editor score
iSi North America CO2 Soda Siphon Chargers
One hundred count gold set
Eight point four grams CO2
Made in Austria standard
Recyclable recycled steel body
4.0Editor score
8 Gram CO2 Cartridges for Soda Siphon
Ten count value pack
Food grade triple filtered
Anodized leakproof capping
Compatible with GrowlerWerks uKeg
4.0Editor score
iSi NA North America CO2 Soda Siphon Charger
Ten count gold pack
Eight point four grams CO2
Product of Austria quality
Includes batch number for ID
4.4Editor score
1. MrFizz Sod, Leland Mr Fizz Seltzer 8g CO2 Charger 50PK – Best Overall Siphon Chargers
MrFizz Sod, Leland Mr Fizz Seltzer 8g CO2 Charger 50PK
Fifty count silver pack
Weld sealed stainless steel
Compatible with Hamilton Beach
Eight gram pure CO2
This fifty pack of Leland Mr Fizz seltzer chargers holds a strong 4.7 star rating from verified buyers. The silver cartridges are designed for standard one liter quart siphons and provide reliable carbonation every time.
Pros
- High user rating
- Fifty count value pack
- Widely compatible design
- Durable steel construction
Cons
- Not for Soda Sparkle devices
- Standard size may limit volume
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Users appreciate the durable non threaded weld sealed stainless steel construction which resists corrosion and leaks. The eight gram pure CO2 charge is ideal for vintage guns and modern home soda makers alike.
The only trade off is incompatibility with Soda Sparkle or Isoda Drinkmate devices which require different threading. This limitation is common among standard eight gram chargers but worth noting for owners of those specific brands.
High volume users like bartenders or large families should choose this pack for its value and consistent performance. It remains a top recommendation for anyone seeking dependable siphon chargers without premium pricing.
Consistent Carbonation Performance
The eight gram pure CO2 charge ensures perfect fizz for up to one quart of liquid consistently.
Broad Device Compatibility
Works seamlessly with Hamilton Beach handheld makers and popular siphons like ISI and Mosa.
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2. 30 Pack 8G CO2 Cartridges – Best Budget Siphon Chargers
30 Pack 8G CO2 Cartridges
Thirty count standard set
Food grade stainless steel
Anodized surface finish
Universal non-threaded fit
These thirty standard 8g CO2 cartridges offer an affordable entry point for home carbonation. Made with food grade unadulterated carbon dioxide they deliver pure clean fizz without metallic tastes or odors.
Pros
- Affordable bulk pricing
- Food grade materials
- Anodized anti-oxidation
- Leakproof capping system
Cons
- Lower rating than top picks
- Non threaded may vary fit
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The anodized surface resists kitchen moisture and oxidation which protects the cartridge integrity over time. Triple filtering ensures taste and safety while the secure capping system guarantees zero gas leakage before use.
While the rating is slightly lower than premium brands users confirm reliable performance for cocktails and fruit infused sparkling water. Some variance in non threaded fit may occur with older siphon models.
Budget conscious shoppers who want quality without the brand markup will find this set excellent. It is a practical choice for casual soda makers seeking consistent refreshment at home.
Clean Taste Assurance
Triple filtered food grade CO2 eliminates odors and residues for pristine sparkling water.
Shelf Life Protection
Anodized steel and leakproof capping extend shelf life significantly compared to standard options.
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3. iSi North America CO2 Soda Siphon Chargers – Best Premium Siphon Chargers
iSi North America CO2 Soda Siphon Chargers
One hundred count gold set
Eight point four grams CO2
Made in Austria standard
Recyclable recycled steel body
The one hundred piece iSi North America set represents the premium tier of siphon chargers. Each gold cartridge is electronically weighed to hold exactly 8.4 grams of pure food grade CO2 for precise carbonation.
Pros
- Exact gas measurement
- Made in Austria quality
- Recyclable gold cartridges
- Perfect for one quart
Cons
- Higher total cost
- Premium branding pricing
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Made in Austria with recycled steel these chargers balance high quality manufacturing with environmental responsibility. The consistent results make them ideal for professional bartenders and home enthusiasts seeking perfection.
The main drawback is the higher total cost compared to generic brands though the reliability often justifies the expense. Users note that cold water is essential to maximize the fizz potential of these exact charge cartridges.
Select this set if you prioritize precision and brand trust over upfront savings. It provides the best experience for Classic SodaMaker and Stainless Steel Siphon owners who demand consistent quality.
Precision Carbonation
Electronic weighing ensures each charger delivers exactly 8.4 grams of CO2 for perfect fizz.
Sustainable Design
Recyclable recycled steel construction reduces environmental impact without compromising durability.
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4. Leland Soda Chargers Seltzer Chargers – Solid Alternative Siphon Chargers
Leland Soda Chargers Seltzer Chargers
Forty count silver pack
Compatible with ISI and LISS
Not for Soda Sparkle
Standard eight gram CO2
This forty count silver pack from Leland holds a solid 4.5 star rating for reliable performance. It is designed for 1 liter quart soda siphons including well known brands like ISI and Mosa.
Pros
- Strong 4.5 star rating
- Forty count pack
- Compatible with major brands
- Affordable price point
Cons
- Incompatible with some devices
- Standard eight gram size
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The CO2 chargers deliver consistent fizz for homemade seltzer and fruit infused drinks without compromising taste. Many users choose this option for its balance of volume and compatibility with standard siphons.
Keep in mind that these cartridges do not work with Soda Sparkle or Isoda Drinkmate devices. This limitation is standard for non-threaded models but important to verify before purchasing.
If you own a compatible siphon and want dependable cartridges at a fair price this pack is an excellent choice. It offers great value for regular home soda production needs.
Standard Compatibility
Fits all 1 liter quart siphons including ISI LISS and Mosa models perfectly.
Good Value Pack
Forty count offers a middle ground between small trial packs and large bulk orders.
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5. iSi CO2 Soda Siphon Chargers – Brand Specific Siphon Chargers
iSi CO2 Soda Siphon Chargers
Thirty count iSi set
Steel casing construction
Disposable single use only
Designed for iSi siphons
This set of thirty iSi CO2 soda siphon chargers is optimized specifically for iSi branded machines. The steel casing contains compressed CO2 that ensures consistent carbonation results every time.
Pros
- Perfect iSi fit
- Reliable carbonation
- Steel casing durability
- Simple disposal
Cons
- Limited to iSi devices
- Single use only
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Users find these cartridges easy to use and reliable for daily homemade soda water needs. The disposable design ensures hygiene and convenience without any need for refilling.
The limitation is that they are best suited for iSi siphons and may not work with third party devices. This specialization ensures perfect function but limits versatility for mixed brand setups.
Choose these chargers if you own an iSi Classic SodaMaker or Stainless Steel Siphon. They provide the most reliable experience for that specific ecosystem of home carbonation gear.
Brand Optimized Fit
Designed specifically for iSi siphons to guarantee perfect threading and gas release.
Hygienic Single Use
Disposable steel casings ensure clean safe operation with no refill concerns.
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6. EurKitchen Aluminum Whipped Cream Dispenser – Versatile Siphon Chargers Accessory
EurKitchen Aluminum Whipped Cream Dispenser
Heavy duty aluminum body
Chargers not included here
Compatible with all eight gram N2O
Includes decorating tips and mesh bag
This EurKitchen aluminum dispenser is a versatile tool for culinary enthusiasts who want whipped cream or nitro cold brew. It accepts standard 8 gram N2O chargers though these are not included in the package.
Pros
- Professional grade aluminum
- Includes decorating tips
- Multi use kitchen tool
- Easy to clean
Cons
- Uses N2O not CO2
- Chargers sold separately
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The heavy duty aluminum body is built for commercial use and features a reinforced dispenser head. Users enjoy creating frothy lattes and rich desserts with this durable multi-use kitchen tool.
Unlike CO2 siphon chargers this device requires N2O gas which is better suited for dairy and culinary foams than water carbonation. This distinction is vital when selecting the right equipment for your needs.
If your goal is dessert toppings or coffee froth rather than soda water this dispenser is ideal. It pairs well with any standard 8 gram N2O charger available separately.
Culinary Versatility
Create keto-friendly whipped cream frothy lattes and rich butter with one heavy duty tool.
Complete Kit
Includes 3 decorating tips silicone gasket and mesh bag for organized storage.
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7. 8 Gram CO2 Cartridges for Soda Siphon – Trial Pack Siphon Chargers
8 Gram CO2 Cartridges for Soda Siphon
Ten count value pack
Food grade triple filtered
Anodized leakproof capping
Compatible with GrowlerWerks uKeg
This ten pack of 8 gram CO2 cartridges is a perfect trial option for new soda makers. Each cartridge is food grade and triple filtered to ensure clean taste and safety.
Pros
- Low cost entry pack
- Food grade purity
- Triple filtered taste
- Compatible with uKeg
Cons
- Only 10 count
- May need multiple packs
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The anodized surface resists oxidation while the secure capping system prevents leakage. Users report consistent results for cocktails and fruit infused sparkling water without metal fragments.
With only ten cartridges you will need to buy multiple packs for regular use but the low price keeps costs manageable. It is a risk-free way to test compatibility with your siphon.
Ideal for small households or beginners these cartridges deliver reliable performance without large upfront investment. Check compatibility with your specific maker before committing to larger quantities.
Safe Clean Taste
Triple filtration and food grade stainless steel guarantee no oily residue or odors.
Leakproof Design
Anodized protection and capping ensure zero leakage and extended shelf life.
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8. iSi NA North America CO2 Soda Siphon Charger – Starter Siphon Chargers
iSi NA North America CO2 Soda Siphon Charger
Ten count gold pack
Eight point four grams CO2
Product of Austria quality
Includes batch number for ID
This ten pack gold set from iSi NA offers a premium entry point for classic sodamakers. Each charger holds 8.4 grams of pure CO2 and includes a batch number for precise identification.
Pros
- Strong 4.4 star rating
- Exact 8.4g charge
- Made in Austria
- Includes batch number
Cons
- Only 10 count
- Premium brand pricing
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Users rate it highly for reliability and consistent carbonation results. Made in Austria the cartridges meet strict quality standards that ensure maximum performance for your siphon.
The ten count limits long term use but makes it ideal for first time buyers or occasional use. The gold design is easy to spot and the packaging is convenient for storage.
Select this set if you want trusted brand quality and exact gas measurement for your Classic SodaMaker. It is a dependable starter pack that delivers great fizz every time.
Precise Measurement
Each charger is electronically weighed to hold 8.4 grams of CO2 for optimal carbonation.
Quality Assurance
Batch numbers allow for identification and tracking of each individual charger pack.
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Buying Guide – How to Choose the Best Siphon Chargers
Choosing the right CO2 cartridge depends on your siphon model, desired pack size, and budget. This section explains the key factors to consider.
Compatibility with Your Siphon
The most critical factor is ensuring the charger fits your specific soda maker. Most standard 1 liter siphons use non-threaded 8g cartridges while devices like Soda Sparkle require different types. Always check your user manual or product description before buying.
Confirm your siphon brand and model number to avoid purchasing incompatible chargers. Mismatched threading can cause leaks or safety issues.
Pack Size and Value
Cartridges come in packs from ten to one hundred pieces. Larger packs usually offer a lower cost per unit but require more upfront investment. Choose a size that matches your usage frequency.
Frequent users benefit from bulk packs like 50 or 100 count sets. Casual makers may prefer smaller 10 or 30 count packs to avoid waste.
CO2 Charge Weight
Standard chargers hold 8 grams of CO2 while premium brands may offer 8.4 grams. This difference affects how many bottles you can carbonate per charger. Higher grams mean more carbonation per unit.
Check the exact gram weight on the packaging. Consistency in charge weight ensures predictable results for every batch.
Material Quality
Chargers are typically made from food grade stainless steel. Anodized surfaces resist oxidation and leakage which extends shelf life. Avoid chargers with oily residues or strong odors.
Look for triple filtered or pure CO2 claims to ensure clean taste. Quality materials prevent contamination in your drinks.
Brand Reputation
Established brands like iSi and Leland offer reliable quality control. Generic brands can work well but may vary in consistency. Reviews help gauge real world performance.
Consider buying from brands with high ratings and consistent feedback. Brand reputation often correlates with safety and performance.
Environmental Impact
Some chargers are made from recycled steel and designed to be recyclable. This reduces the environmental footprint of your carbonation habit. Always dispose of spent chargers properly.
Check if the manufacturer has recycling programs or guidelines. Sustainable choices are increasingly available in the market.
How to Use and Care for Your Siphon Chargers
Insert the charger into the holder and screw it onto the siphon until the gas releases. Shake the siphon vigorously for 10 to 15 seconds to dissolve the CO2 into the water.
Store unopened chargers in a cool dry place away from direct sunlight. Keep them away from heat sources to prevent accidental pressure build up.
Dispose of spent chargers in metal recycling bins if possible. Clean the siphon head after every use to maintain hygiene and performance.
Frequently Asked Questions
Can I refill siphon chargers?
No, standard siphon chargers are designed for single use only. Attempting to refill them is dangerous and can lead to leaks or explosions. Always use new cartridges for each carbonation cycle.
Are all 8g CO2 cartridges compatible?
Most 1 liter siphons use standard non-threaded 8g cartridges but exceptions exist. Always verify your device model before buying to ensure the threads match perfectly.
What happens if a charger leaks?
If a charger feels hot or hisses before opening, do not use it. Leaks indicate compromised integrity. Store unopened chargers properly to prevent moisture damage and oxidation.
How many bottles can one charger carbonate?
A standard 8g cartridge can carbonate up to 1 quart of water. This translates to roughly 4 to 5 standard servings depending on the desired carbonation level.
Do I need cold water for best results?
Yes, cold water absorbs CO2 much faster and better than warm water. Using ice cold water ensures maximum carbonation and reduces the time needed to shake the siphon.
How should I dispose of spent chargers?
Recycle spent chargers in metal bins as they are made from steel. Check local recycling guidelines to confirm acceptance of small metal cartridges in your area.
Final Thoughts on Choosing the Best Siphon Chargers
We recommend the MrFizz Sod and Leland 50pk pack for most users due to its high rating and volume. The iSi North America 100-piece set is perfect for those seeking premium precision and recyclable options.
Prioritize compatibility with your siphon model above all else. A cheap charger that does not fit is worthless regardless of price or quality.
Always check current product listings for availability before buying. Prices and stock levels fluctuate regularly so verify details at the time of purchase.