Dual Frequency Ultrasonic Cleaner

The KHTDS series dual-frequency ultrasonic cleaner redefines the flexibility of cleaning lab instruments. It seamlessly integrates two true operating frequencies—28kHz and 40kHz adjustable—into a single ultrasonic sonicator bath. This makes it an authentic variable frequency ultrasonic cleaner for laboratories that demand both powerful degreasing and delicate sonication. Equipped with an intelligent automatic sweep frequency function and fully adjustable power, this ultrasonic cleaner adjustable frequency system guarantees uniform cavitation energy for every use, from routine glassware to sensitive HPLC column preparation.

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What Is a Variable Frequency Ultrasonic Cleaner?

variable frequency ultrasonic cleaner refers to any ultrasonic bath cleaner that offers user-selectable ultrasonic frequencies within one unit. While conventional cleaners operate at a single fixed frequency (e.g., 40kHz only), an advanced multi-frequency ultrasonic cleaner includes two or more dedicated frequencies. The KHTDS series ultrasonic bath, as a premier dual frequency ultrasonic cleaner, provides both 28kHz and 40kHz, 40KHz and 80KHz, or 40KHz and 100KHz, and more adjustable frequencies. There are even tri-frequency ones. This adjustability is critical because different frequencies generate vastly different cavitation bubble characteristics:

  • Lower frequencies (28kHz) produce larger, more energetic implosions, ideal for removing stubborn greases, oils, and particulate from robust instruments.
  • Higher frequencies (40kHz and above) create smaller, gentler bubbles that penetrate fine orifices and clean delicate optics, pipettes, and medical devices without surface erosion.

Essentially, an ultrasonic cleaner adjustable frequency system delivers multiple specialized machines in a single benchtop footprint, making it exceptionally cost-effective for multi-application labs. So, it is an ideal ultrasonic cleaner for laboratory use.

Key Features: Engineered for Lab Versatility

  • True Dual Frequency (28kHz & 40kHz) - Totally different from the simulated modes, this dual frequency ultrasonic cleaner delivers genuine 28kHz and 40kHz outputs at the click of a button. Use 28kHz for energetic, heavy-duty cleaning, and switch to 40kHz for finer, low-damage sonication.
  • Fully Adjustable Ultrasonic Power (5%-100%) - Tailor the energy intensity precisely to your sample. This critical capability makes the KHTDS more than a fixed dual-frequency ultrasonic cleaning device; it's a true variable frequency ultrasonic cleaner in terms of energy control, preventing damage to fragile items.
  • Automatic Sweep Frequency & Frequency Tracking - The built-in sweep frequency technology continuously optimizes the operating frequency around the set point, compensating for transducer variances. This ensures the entire ultrasonic bath is a zone of intense, uniform cavitation—a key engineering advantage that extends system lifespan.
  • Smart Digital Control Panel - Intuitively monitor and adjust frequency, power, time, and temperature, with real-time status feedback for complete process control.

Custom More Multi-Frequency Ultrasonic Cleaners

While the KHTDS standard configuration is a 28KHz and 40kHz dual-frequency ultrasonic cleaner, we design it as a platform for versatility. As a professional ultrasonic cleaning equipment manufacturer, we offer full customization to meet specialized protocols with a wider multi-frequency ultrasonic cleaner setup. Common custom variable frequency combinations include:

  • 25/45 kHz for unique viscosity chemicals
  • 40/80 kHz for micro-deburring and precision optics
  • 40/100 kHz for semiconductor component cleaning
  • 40/130 kHz for sub-micron particle removal

Need a three-frequency variable frequency ultrasonic cleaner or a unique pairing? Contact our engineering team to configure the perfect ultrasonic cleaner adjustable frequency solution for your demanding laboratory processes.

More Specifications & Parameters

Here are more volumes and sizes of the dual-frequency ultrasonic cleaners. Check the internal tank size if it fits the cleaning items before buying.

ModelVolumeUltrasonic PowerInternal Tank Size
K410HTDS10 L240W300x240x150MM
K615HTDS15 L360W330x300x150MM
K820HTDS20 L480W500x300x150MM
K1030HTDS30 L600W500x300x200MM

KHTDS Series Dual Frequency Ultrasonic Cleaner Catalogue

FAQs About Our Variable Frequency Sonicator Baths

Q: When should I use 28kHz versus 40kHz?

A: Choose 28kHz for heavy-duty lab cleaning—degreasing soiled instruments, beakers, or molds. Switch to 40kHz for delicate items like capillary tubes, cuvettes, or when sonicating small-volume samples where gentle, micro-streaming action prevents splashing and damage.

Q: What makes this a genuine "multi-frequency ultrasonic cleaner" instead of just a sweep?

A: It offers two distinct, discrete frequencies (28kHz and 40kHz) that you can lock in as your primary cleaning mode, in addition to the sweep function that works around each. This is a true dual frequency ultrasonic cleaner with the added benefit of sweep for uniformity.

Q: How does the adjustable power differ from the adjustable frequency?

A: Frequency determines the size of the cavitation bubbles (aggressiveness), while power controls the quantity of those bubbles. Together, they give a variable frequency ultrasonic cleaner unparalleled control over the cleaning process, from a gentle 5% power at 40kHz for rinsing to 100% power at 28kHz for stripping tough contaminants.

Ready to enhance your lab's precision cleaning with a dependable dual-frequency ultrasonic cleaner? Explore the KHTDS series or request a custom quote for a tailored multi-frequency ultrasonic cleaner configuration. Our application specialists are ready to discuss your specific protocols.

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