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🌀 Elevate your dust control game — efficiency meets OSHA-grade safety!
The Festool 204083 CT CYCLONE Dust Separator CT-VA-20 is a compact, reusable dust pre-separator designed to extend filter life and maintain suction power by removing large debris before it reaches your dust extractor. Engineered with a flat cyclone design to fit seamlessly into the Festool Systainer system, it complies with OSHA Table 1 silica dust standards when paired with HEPA-certified CT extractors. Built from durable aluminum, it offers portability and robust performance for professional craftsmen handling high dust volumes.








| ASIN | B07GDVT5MX |
| Best Sellers Rank | #137,599 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #22 in Shop Dust Collectors |
| Brand | Festool |
| Brand Name | Festool |
| Compatible Devices | Vacuum Cleaner |
| Customer Reviews | 4.5 out of 5 stars 417 Reviews |
| Global Trade Identification Number | 04014549327111 |
| Included Components | CT Cyclone |
| Item Dimensions L x W x H | 15.55"L x 11.61"W x 20.28"H |
| Item Type Name | Festool 204083 CT Cyclone Dust Separator |
| Item Weight | 7 Kilograms |
| Manufacturer | Festool |
| Manufacturer Part Number | 204083 |
| Material | Aluminum |
| Material Type | Aluminum |
| Model Number | 204083 |
| Product Dimensions | 15.55"L x 11.61"W x 20.28"H |
| Reusability | Reusable |
| Unit Count | 1.0 Count |
| Warranty Description | 1 year. |
G**I
FESTOOL CT CYCLONE A GREAT VALUE
Some times an accessory is just as awesome as the tool , purchased the CT CYCLONE Dust Separator to use on my Festool Mini Dust Extractor . Works great , save time and money and looks cool (I decided to use without the bag installed)
G**.
Works as expected and meets Festool performance and quality.
First of all I’m a Festool Fanatic and I am a professional cabinet maker, so this was an answer to a problem I had in my shop. My shop vacuum is set up as a tool caddy, with the boom arm hose and a moving work station. Whenever my vacuum bag was full I had to disassemble my unit to retrieve the bag and replace or empty the bags (I set up a way to suck the dust out with my large delta 4” vacuum to save money on bags) So when I caw this product I was excited but the reviews were mixed as to performance. To be honest, when I first installed it I was concerned that the suction was reduced quite a bit from a straight hose connection, but decided to give is a trial run with my current project. After cutting several sheets of plywood and solids, I was surprised at how well my saws and sanders worked collecting the dust. I saw no loss of suction efficiency in my tools, and the CT Cyclone bin filled up and I dumped it not having to get to the bag. I have not used my router or domino yet, but I’m sure it will continue to perform well. I will give an update later if it does not. So far so good with my first experience.
W**R
Great system
I bought this with the CT 26 vac system all at once, I cannot possibly tell you how pleased I am with this system. It does a superb job at separating the wood chips and dust from the filter bag. I know it seems like a lot to invest but you won't regret it at all. The shipping was very fast and the product arrived in perfect condition from the vendor.
B**Y
CT SYS VACUUM + CT-VA 20 (cyclone)? Yes, they will work together!
I bought this as an alternative method to keep my Festool Cleantec CT SYS vacuum bags from clogging frequently. I am a hobbyist woodworker and, like many hobbyists, am sitting on the fence about upgrading to the festool CT15/26/36/48 vacuum models. On the one hand, those vacuums have greater capacity (less frequently emptying the bags), but at quite a steep price for my taste. "But the suction power is greater in those models!"....and you're right.. I looked up the specs on the vacuums, they advertise 106 cubic feet per minute (CT SYS) vs. 130 CFM (CT15) vs. 138 CFM (CT 26/36/48). But this review isnt about the festool vacuums, of which the CT SYS has been working just fine for me in combination with my RO 125 FEQ sander. Bottom line, I didnt want to spend the top dollar to get an upgraded vacuum when my primary objective was to get greater capacity for dust. Enter the CT-VA20 Cylone. I had originally purchased the Oneida cyclone system because, let's be honest, it's cheaper and a better design. But the Oneida model would not fit into the snap lock system that Festool has got (at least not for the CT SYS vac that I CURRENTLY own...again, not looking to pay for a new vacuum just so I can pay more money to buy the Oneida cyclone). So, with my limited 3rd party options, I swallowed the cost and bought the Festool model. Time will tell if I am totally happy with this purchase (4 stars for now), but it appears to meet my top priority of collecting a decent amount of the dust before making it's way to the vacuum bag. Some data for you prospective buyers, I did some air flow measurements of my setup so you can see the numbers (unique to MY 2 yr old vacuum). These numbers are the max suction I could get from the machine, I did not care to do the thorough testing required to get you AVERAGE air flow here, so take that for what it's worth. And everything is measured in LINEAR feet per minute, not CUBIC feet. Half full bag of fine mesquite wood dust (dirty) - 1496 linear ft/min. Clean vacuum bag (no cyclone) - 2775 LFM. Cyclone + clean bag - 2342 LFM. Finally, I emptied the dirty bag on the ground and used the cyclone setup to vacuum all the dust back up. A majority of it (no specific number here, sorry) stayed in the cyclone container, only a little bit got all the way to the bag. A very nominal air flow drop to 2260 LFM once I had done this. Again, I think this will do the trick, I realize it's more expensive and arguably less efficient/effective than the Oneida competitor model, but the Oneida doesnt fit the locking system I have, so no dice there. Hope this helps!
D**Y
Festool 204083 CT CYCLONE Dust Separator CT-VA-20
What can I say, it's Festool. Expensive but worth it if you're into that sort of thing. Fits well on my CT-26
D**N
Must Have for Festool vacs
I had about three cyclone systems and always had trouble with buckets breaking. Has this unit for a while now with no problems. Love how it fits on the Festool vac and I can attach another sustainer for sandpaper
M**0
Ok for sawdust I guess
This system is designed for sawdust as far as I can tell. I have 3 Planex sanders & a couple CT 36 units - purchased this add-on unit to mitigate drywall dust & popcorn texture ( we remove a lot of popcorn ceilings ) the system works OK but honestly the loss of suction makes it a dealbreaker. Considering the price for just some plastic containers & systainer …. it’s honestly mind bottling that they charge $500 for this. Can’t recommend unless you use it for sawdust exclusively & insist on a matching system. I used it on an interior trim install with a big dust shroud & that was the only time it was useful. It’s sits in my shop.
A**Y
It’s a Festool
As with all Festool products, this is a well thought out tools that just works so well. It’s hooked up to my CT36 AC and captures probably 95% or more of the sawdust my saws spit out, drastically reducing time spent emptying bags or tossing out reusable bags for those that don’t use a lifetime bag. Just like all things Festool, I put this purchase off for a long time because of cost, but as soon as I bought it I wish I just sacked up and bought it years ago.
C**N
Au top
Très efficace en complément de l aspirateur et permet de consommer moins de sac sur l aspirateur car il reste que les particules fines dans le sac.
S**R
Dadurch hält der Staubsauger noch länger
Echt super das Teil. Dadurch hält der Staubsauger noch längere Jahre durch.
R**J
Marche très bien 👍🏻
Parfait 👌
J**N
Dust separation
Great extraction and separating dust and shavings from dust particles that end up in the extractor bag. Plus it’s fun to watch the cyclone inside the large tub when it’s sucking up dust. Worth the money in the long run, especially if you fill up an extractor dust bag every few days. You can just empty the tub straight into a rubble sack which will take a wile to fill in itself.
T**R
It's great !!
This is great especially in a small workshop/shed. It's so versatile you can use it on top or next to it , with or without the tub. And the suction is really good. It's a bit expensive but it's so versatile and great in a works great in small areas. Definitely recommend it 👌
Trustpilot
1 month ago
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