SupRUCCI ST-6L Sweep Ultrasonic Cleaner
#5 in 3 to 10 LFull review
A 6 L parts tank with sweep and adjustable power, aimed at carburetors, chains and gun parts.
Amazon $148.79$148.79
6 L180 W40 kHz sweep
2.9/5
A 6 L dual-frequency tank with degas and a long timer. Its listing does not say how much ultrasonic power it has.
- 6 LTank
- 28/40 kHzFrequency
Check price at Amazon$199.99
Price checked November 9, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Switches between 28 kHz and 40 kHz for coarse and fine parts
- Seamless one-piece 1 mm SUS304 tank
- Timer runs to 99 minutes
Cons
- Listing gives one transducer rating but not the total ultrasonic power
- No basket mentioned, and heater wattage and warranty not published
The EIWEI CD-E dual-frequency family
Every EIWEI CD-E dual-frequency model we rank, smallest first. Ratings compare each against its own tank size.
| Model | Tank | Rating | Price |
|---|---|---|---|
| EIWEI CD-E3 3L Dual-Frequency | 3 L | 3.5/5 | $117.98 |
| EIWEI CD-E6 6L Dual-Frequency (this one) | 6 L | 2.9/5 | $199.99 |
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its tank size. How we rank explains each one.
Specifications
| Model number | CD-E6 |
|---|---|
| Tank | |
| Capacity | 6 L |
| Inner tank size | 30 x 15.5 x 15 cm |
| Tank steel | SUS304 stainless |
| Price per liter | $33.33/L |
| Ultrasonics and heat | |
| Frequency | 28/40 kHz |
| Temperature range | Up to 80 °C |
| Controls | |
| Controls | Digital |
| Longest timer | 99 min |
| Degas mode | Yes |
| Gentle or adjustable power | Yes |
Alternatives in this tank size
VEVOR 6L Ultrasonic Cleaner
#6 in 3 to 10 LFull review
A cheap 6 L tank with a drain for carburetors and tools. The listing leaves out the heater and timer details.
Amazon $89.90$89.90
6 L180 W40 kHz
Branson CPX5800H
#8 in 3 to 10 LFull review
A 9.5 L programmable lab bath for repeatable processes. For cleaning parts, the price is hard to justify.
Amazon $1,851.99$1,851.99
9.5 L40 kHz sweep
Compare
Compare the EIWEI CD-E6 6L Dual-Frequency with any other ultrasonic cleaner →
More from EIWEI: every EIWEI product ranked.