1 / 7CREWORKS 3L Ultrasonic Cleaner with Digital Timer and Heater
The CREWORKS 3L Ultrasonic Cleaner combines a digital timer and heater with a compact tank for cleaning items such as jewellery, glasses and coins. Its controls allow timed cleaning up to 30 minutes and temperature selection from 20 to 80°C, while customer feedback is positive on cleaning results but flags slow heating.
At a glance
- Digital controls set cleaning time and water temperature.
- The listing claims a 3L tank, 120W ultrasonic power and a 100W heater.
- Inset handles are described for carrying the unit.
- The manufacturer lists 304 stainless steel for both tank and basket.
Often bought together
Pros and cons
Pros
- The adjustable timer and temperature allow settings to be tailored to a cleaning session.
- The 3L capacity is suited to small items including jewellery, glasses and coins.
- Inset handles support moving the cleaner between work surfaces.
Cons
- Customer feedback reports that the unit can take a long time to reach its selected temperature.
Technical specifications
10 specifications| Brand | CREWORKS |
|---|
| Capacity | 3L |
|---|---|
| Ultrasonic power | 120W |
| Heater power | 100W |
| Timer range | up to 30 min. |
| Temperature range | 20 & 80°C |
| Ultrasonic frequency | 40kHz |
| Tank and basket material | 304 stainless steel |
|---|
| Dimensions listed | 20 x 29.8 x 36.6 cm; 3.46 kg |
|---|---|
| Weight listed | 3.46 kg |
What to know before buying
- The manufacturer claims cleaning performance for jewellery, makeup sponges, glasses and coins. Customer feedback also reports positive cleaning results, but describes slow heating, with mixed views on noise, size and value. Consider the heating delay if you need quick warm-up between cleaning sessions.
What’s in the box
Included- Ultrasonic cleaner
Who is it for?
A good fit for
- People cleaning smaller items such as jewellery, glasses or coins at home or in a work area.
- Buyers who want digital time and temperature settings rather than a basic timer-only control.
Less suited to
- Buyers who need rapid heating, based on customer reports of slow temperature rise.
- People who need a larger tank for bulky parts. The listed capacity is 3L.

Customer reviews on Amazon
- 5 stars
68% 68% - 4 stars
12% 12% - 3 stars
12% 12% - 2 stars
3% 3% - 1 star
5% 5%
Customer feedback highlights satisfaction with build quality and cleaning results, while reporting that the unit can be slow to heat. Opinions on noise, size and value are mixed, and reliability concerns are also mentioned. For buyers cleaning small items, positive reports about cleaning may be relevant, but the reported heating delay matters if frequent warm-up is inconvenient.
Positive themes
- Customers report satisfaction with quality and cleaning performance.
Negative themes
- Customers report that reaching the selected temperature can take a long time.
- Reliability concerns are also mentioned in the supplied feedback.
Mixed feedback
- Opinions on value, noise level and size are mixed.
Frequently asked questions
What is the tank capacity?
The listed capacity is 3L.
Can the timer and temperature be adjusted?
The listing says the digital control panel allows cleaning times up to 30 minutes and temperature settings between 20 and 80°C.
What items is it intended to clean?
The manufacturer lists jewellery, makeup sponges, glasses and coins as examples.
How quickly does it heat?
No warm-up time is specified. Customer feedback reports that reaching the selected temperature can take a long time.

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