Ningbo Scientz SB-800D Digital Ultrasonic Cleaner
| Brand | Scientz |
|---|---|
| Origin | Zhejiang, China |
| Manufacturer Type | Direct Manufacturer |
| Instrument Type | General-Purpose Ultrasonic Cleaner |
| Tank Capacity | 30 L |
| Ultrasonic Frequency | 40 kHz |
| Ultrasonic Power Output | 840 W |
| Power Adjustment | Fixed |
| Temperature Control | Not Available |
| Timer Adjustment | Adjustable (1–999 min) |
| Sound-Dampening Lid | Included |
| Drain & Fill Ports | Equipped |
Overview
The Ningbo Scientz SB-800D Digital Ultrasonic Cleaner is an industrial-grade, general-purpose cleaning system engineered for reproducible cavitation-based cleaning in regulated laboratory and light manufacturing environments. It operates on the principle of piezoelectric transduction: high-frequency electrical energy (40 kHz) is converted into mechanical vibrations via ceramic transducers bonded to the stainless-steel tank base. These vibrations propagate through the cleaning medium—typically aqueous or mild solvent-based solutions—generating controlled acoustic cavitation. Microscopic bubbles nucleate, grow, and collapse asymmetrically near solid surfaces, producing localized transient pressures exceeding 1000 atm and micro-jets with velocities up to 400 km/h. This physical mechanism enables non-contact removal of particulate contaminants, organic residues, biofilms, and entrapped air without abrasive action or thermal degradation—critical for delicate optics, precision components, and sensitive biological samples.
Key Features
- Digital timer with precise 1–999 minute programmable range and real-time countdown display for repeatable process control
- Robust 30-liter stainless-steel tank (SUS304 interior and exterior) with reinforced welds and corrosion-resistant finish for long-term chemical compatibility
- Integrated sound-dampening lid with ergonomic handle and safety interlock to reduce ambient noise to ≤65 dB(A) and prevent solvent evaporation
- Standard drain valve and fill port for rapid solution exchange and integration into multi-step cleaning workflows
- Over-current and over-temperature protection circuitry with automatic shutdown and power-loss memory retention—retains last-set timer value after interruption
- Fixed-output 840 W ultrasonic power delivery ensures consistent energy density across full tank loading, eliminating operator-induced variability from manual power tuning
Sample Compatibility & Compliance
The SB-800D accommodates a broad range of sample formats including glassware (volumetric flasks, centrifuge tubes, Petri dishes), metal parts (bearing assemblies, fuel injectors, surgical instruments), optical components (lens elements, quartz cuvettes, microscope slides), and jewelry (gold, platinum, gemstone settings). Its fixed-frequency 40 kHz operation provides optimal balance between penetration depth and surface shear intensity—suited for both macro-scale debris removal and sub-micron particle dislodgement. While not certified for sterile processing per ISO 17664 or EN 15883, the unit supports GLP-compliant documentation when paired with validated cleaning protocols and logbook entries. Routine verification may be performed using aluminum foil erosion tests (per ASTM E1759-18) or thermoluminescent dosimetry for cavitation distribution mapping.
Software & Data Management
As a stand-alone analog-digital hybrid instrument, the SB-800D does not incorporate embedded software, network connectivity, or electronic data capture. All operational parameters are set and monitored via front-panel LED display and tactile push-button interface. This architecture eliminates cybersecurity vulnerabilities, firmware update dependencies, and validation overhead associated with computer-linked systems—making it suitable for ISO/IEC 17025-accredited laboratories where audit trails rely on handwritten logs or external time-stamped video recording. For traceability, users are advised to record batch numbers, solution composition, exposure duration, and post-cleaning inspection results in a dedicated equipment usage log aligned with internal SOPs.
Applications
- Pre-analytical preparation: Degassing HPLC mobile phases, cleaning LC-MS sample vials, and removing residual proteins from electrophoresis tanks
- Medical device reprocessing: Pre-sterilization cleaning of endoscopic channels, orthodontic tools, and dental burs in accordance with AAMI ST91 guidelines
- Materials science: Deburring machined aluminum substrates, activating polymer surfaces prior to coating, and dispersing nanomaterial suspensions
- Jewelry restoration: Non-abrasive removal of polishing compounds and organic adhesives from prong settings and filigree structures
- Optics maintenance: Eliminating hydrocarbon films from interferometer mirrors and anti-reflective coated lenses without altering surface roughness (Ra < 0.8 nm)
FAQ
Is the SB-800D compliant with FDA 21 CFR Part 11 for electronic records?
No—this is a Class I standalone device with no electronic record generation capability. Manual logs satisfy regulatory requirements for non-automated equipment.
Can the unit operate continuously for extended durations?
Yes; duty cycle is rated for uninterrupted operation up to 8 hours, provided ambient temperature remains below 35°C and cooling airflow is unobstructed.
What cleaning solutions are compatible with the stainless-steel tank?
Aqueous alkaline, neutral, or mildly acidic formulations (pH 4–10) are recommended. Avoid halogenated solvents, strong oxidizers (e.g., >5% sodium hypochlorite), and undiluted acids to prevent pitting corrosion.
Does the SB-800D include calibration documentation?
Factory calibration certificates are not supplied as standard; users should perform periodic performance verification using ASTM E1759-18 foil test or calibrated hydrophone measurements.
Is remote monitoring or Ethernet connectivity available?
No—this model lacks digital communication interfaces. Scientz offers separate IoT-enabled variants (e.g., SC series) for network-integrated facilities.
