15L Laboratory Ultrasonic Water Bath Sonicator for Cell Lysis & Sample Prep | Variable Power

The K615HTDP is a 15-liter variable power ultrasonic water bath sonicator built for laboratories that need more than a fixed-power sonicator water bath can deliver. At its core, it offers fully adjustable ultrasonic power output—anywhere from a gentle 5% for rinsing delicate glassware to a full 100% for aggressive cell disruption—plus an automatic sweep frequency function that eliminates cavitation dead zones across the entire cleaning bath. This combination makes this ultrasonic bath sonicator equally suited to cell lysis, sample preparation, and precision cleaning in one benchtop unit.

What separates it from basic digital ultrasonic baths is the degree of control. There is no guessing whether the power is appropriate for a given task. You adjust the ultrasonic power, the LED displays it, and the sweep circuit maintains it uniformly. For research teams running standardized protocols, repeatability matters.

• 5–100% Adjustable Ultrasonic Power — Dial in the exact intensity your protocol requires. Low power for mixing and gentle sonication; high power for cell lysis and tough contaminant removal.
• Automatic Sweep Frequency — The operating frequency continuously shifts by a small margin around 40kHz, preventing standing waves that create weak spots. Every item in the ultrasonic water bath receives uniform cavitation energy.
• 1–99 Minute Digital Timer with Continuous Run Option — Set precise cleaning or sonication durations, or switch to long-running mode for extended sample preparation sessions.
• 0–100°C Adjustable Heating — Integrated 600W heater warms the solution for faster degreasing, enhanced cleaning performance, and temperature-sensitive protocols.
• Clear LED Display — Current temperature, remaining time, and set power level are visible at a glance, even from across the bench.
• 304 Stainless Steel Ultrasonic Bath & Housing — One-piece pressed tank resists corrosion from detergents and solvents; smooth surfaces wipe clean in seconds.

The combination of high power and sweep frequency makes the K615HTDP a practical alternative to a cell lysis sonication bath for small-batch cell disruption. The 15L cleaning bath accommodates multiple sample tubes in a floating rack, and the adjustable power lets you optimize for different cell types—bacterial, yeast, or mammalian—without investing in a separate instrument.

Degas the mobile phase solvents before runs by running the bath at moderate power with the heater engaged. The sweep function helps release dissolved gases faster than a fixed-frequency alternative, and the digital timer ensures consistent preparation across multiple batches.

When the day’s experiments are done, switch to cleaning mode. This laboratory ultrasonic bath allows you to run at lower power for delicate volumetric glassware or ramp up for stubborn residues on beakers and stir bars. The 15-liter capacity fits multiple items simultaneously, reducing turnaround time for shared equipment.

For clinics and research facilities handling reusable instruments, the adjustable power medical ultrasonic cleaner allows a tailored approach—gentle cycles for delicate ophthalmic tools, stronger cycles for stainless steel forceps and scissors.

What’s Included

• K615HTDP 15L ultrasonic water bath sonicator
• Stainless steel cleaning basket
• Stainless steel lid
• Power cable

Parameter	Specification
Model	K615HTDP
Volume	15 Liters
Ultrasonic Power	360W (5–100% adjustable)
Frequency	40kHz with Sweep Function
Heating Power	600W
Temperature Range	0–100°C
Timer	1–99 min or continuous running
Internal Tank Size	330 x 300 x 150 mm
Overall Size	360 x 330 x 320 mm
Carton Box Size	450 x 420 x 410 mm
Gross Weight	11.0 kg

Try more ultrasonic bath sonicators with various functions such as mechanical knob control, adjustable power, sweep frequency, and multiple cleaning modes – Same volumes, same specifications, different functions.

We have the most common ultrasonic bath sizes to choose from 3 liters to 30 liters! But for large instrument cleaning, we may custom-make the large industrial ultrasonic bath as you need.

Explore More Adjustable Series

A fixed-power ultrasonic cleaner locks you into one intensity. That might be fine for routine rinsing, but it becomes a limitation when your workload spans multiple applications. With the K615HTDP, you can:

• Run cell lysis protocols at 80–100% power — The high-intensity cavitation disrupts cell membranes efficiently without the need for a dedicated probe sonicator for small-volume samples.
• Prepare samples at 40–60% power — Gentle sonication for mixing, degassing HPLC solvents, or accelerating dissolution without introducing thermal damage from excessive cavitation.
• Clean glassware at 10–30% power — Low-intensity cleaning removes residues from beakers, flasks, and pipettes without the risk of surface pitting that full-power baths can cause over repeated cycles.

In a standard fixed-frequency ultrasonic water bath, invisible standing waves create high-energy and low-energy zones. Items placed in the low-energy nodes receive less cleaning, while items in high-energy anti-nodes may experience uneven surface wear. The K615HTDP’s sweep frequency function solves this by continuously nudging the operating frequency—for example, from 39.5kHz to 40.5kHz and back—around the 40kHz center. This constant shift prevents any single standing wave from locking in place, effectively stirring the sound field. The practical result: samples and instruments in every corner of the 15-liter tank receive the same cavitation intensity, cycle after cycle.

Q: Can an ultrasonic bath sonicator be used for cell lysis, and how does it compare to a probe sonicator?

Yes. At 80–100% power, the K615HTDP delivers cavitation intensity suitable for disrupting bacterial, yeast, and mammalian cells when samples are placed in tubes or small vials within a floating rack. While a probe sonicator delivers energy directly into a single sample, a water bath sonicator processes multiple samples simultaneously with less risk of cross-contamination. The sweep function ensures all tubes in the bath receive uniform energy, which is critical for reproducible lysis.

Q: Can I clean delicate glassware at low power without damage?

Yes. The 5–100% adjustable power range allows very low-intensity operation. Set the power to 10–20% for routine glassware rinsing, which provides enough cavitation to remove residues without the surface erosion risk associated with fixed full-power machines. Many labs use this setting for volumetric flasks and cuvettes that require gentle handling.

Q: How long does it take to heat the solution to working temperature?

The 600W heater typically brings a full 15L tank from room temperature to 40°C in approximately 15–20 minutes, and to higher temperatures proportionally. Using warm water to fill the tank initially reduces heat-up time significantly. Please be noted that ultrasonic vibration itself can generate heat, which will make heating faster.