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Product guide

kunphy 400ml 48kHz Ultrasonic Jewelry Cleaner

The kunphy 400ml ultrasonic jewelry cleaner is a tabletop sonic cleaner for jewelry, glasses and other listed items. It offers 5- and 10-minute timer settings, while its stainless-steel tank and stated 48kHz frequency suit buyers seeking a compact home cleaning unit.

At a glance

  • The listing specifies a 400ml SUS304 tank and a 48kHz ultrasonic frequency.
  • Two timer options are listed: 5 and 10 minutes, with an LED display.
  • The listing names rings, glasses, retainers, dentures and earrings among possible cleaning uses.
  • Overheat protection and an anti-slip base are claimed features.
Price
$28.43Save 21%

Reference price: $35.99

Price checked: Nov 12, 2026

View offer

Pros and cons

Pros

  • Two timed cycles give a choice between a shorter clean and a longer cycle.
  • The listed tank capacity and glasses use make it relevant to buyers who want one unit for small jewelry and eyewear.
  • Customer feedback describes the cleaner as easy to use and reports satisfying cleaning results.

Technical specifications

9 specifications
Cleaning and controls
Ultrasonic frequency48kHz
Tank capacity400ml
Tank materialSUS304
Timer settings5/10min timers
Noise levelbelow 45dB
DisplayLED screen
Dimensions and weight
Package dimensions9.41 x 4.09 x 3.03 inches
Weight listed1.36 pounds
Identity
Brandkunphy

What to know before buying

  • The listing warns against cleaning pearls, opals and glued pavé or other glued settings. It also says heavily tarnished silver may require a dedicated cleaning solution, and its longer cycle does not by itself promise tarnish removal.
  • Customer feedback is mixed on size, including a report that the volume is incorrectly stated. The listed 400ml capacity is a product claim, so buyers needing a particular usable interior size should confirm it before purchase.

Who is it for?

A good fit for

  • People looking for a compact ultrasonic cleaner for rings, earrings or glasses.
  • Buyers who want selectable 5- and 10-minute cycles and an on-unit LED display.
  • Households seeking a listed option for retainers or dentures, subject to checking material suitability.

Less suited to

  • People who need to clean pearls, opals or glued jewelry settings.
  • Buyers who need independently confirmed tank dimensions or usable capacity.
kunphy 400ml 48kHz Ultrasonic Jewelry Cleaner · photo 2
Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 1,830 ratings
  • 5 stars73%73%
  • 4 stars12%12%
  • 3 stars8%8%
  • 2 stars3%3%
  • 1 star4%4%

Customer feedback describes the cleaner as easy to use and reports that items come out clean and shiny, with some customers finding it more effective than wipes. This is relevant to its stated jewelry and eyewear uses, but does not independently confirm the claimed frequency or capacity. Size feedback is mixed, including a report that the volume is incorrectly stated, so buyers with tight fit requirements should verify dimensions.

Positive themes

  • Customers report effective cleaning and a noticeable shine on cleaned items.
  • Feedback describes operation as easy to use and considers the purchase worthwhile.

Mixed feedback

  • Customer feedback appreciates the compact size but also questions the stated volume.

Frequently asked questions

What items does the listing say this cleaner can clean?

It lists rings, earrings, glasses, retainers, dentures and daily bands. Check whether the material and construction of a particular item are suitable before cleaning it.

Can I use it on pearls or opals?

No. The listing warns against using it for pearls, opals and glued settings, including glued pavé.

What cycle options are listed?

The listing specifies 5- and 10-minute timers. It does not establish that the longer cycle alone removes heavy tarnish.

Will water alone remove heavy silver tarnish?

The listing says water alone will not fully remove heavy black tarnish and recommends adding a dedicated cleaning solution.

kunphy 400ml 48kHz Ultrasonic Jewelry Cleaner · photo 3
Additional product photo 3

Alternative options

Product details in Markdown