Constant Temperature Water Tank WT-42 WT-60
Thermostatic water tank available in 13.6 L (WT-42) and 32 L (WT-60) capacities, with ±0.5 °C temperature stability from RT+5 °C to 100 °C. Features microprocessor control, timing function, and over-temperature protection with stainless steel inner chamber.
Louise Corscadden, PhD
Director of Science · ConductScience
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The Constant Temperature Water Tank (WT-42 / WT-60) maintains a stable, uniform temperature for laboratory incubation, sample preparation, and analytical procedures. The stainless steel inner chamber is housed in a cold-rolled steel exterior with an anti-bacteria powder coating. A microprocessor controller with LCD display (WT-42) or LED display (WT-60) provides precise temperature setting, a timing function, and automatic over-temperature protection.
Technical Specifications
| Parameter | WT-42 | WT-60 |
|---|---|---|
| Capacity | 13.6 L | 32 L |
| Temperature Range | RT+5~100 °C | RT+5~100 °C |
| Temperature Fluctuation | ≤±0.5 °C | ≤±0.5 °C |
| Power Consumption | 800 W | 1500 W |
| Power Supply | AC 110/220 V ±10%, 50/60 Hz | AC 110/220 V ±10%, 50/60 Hz |
| Internal Size (W×D×H) | 420×180×180 mm | 600×300×180 mm |
| External Size (W×D×H) | 580×250×270 mm | 760×370×270 mm |
| Packing Size (W×D×H) | 640×310×310 mm | 820×440×310 mm |
| Net Weight | 10 kg | 15 kg |
| Gross Weight | 11 kg | 17 kg |
Key Features
- Microprocessor control with LCD display (WT-42) or LED display (WT-60)
- Timing function for automated operation
- Over-temperature protection
- Stainless steel inner chamber
- Cold-rolled steel exterior with anti-bacteria powder coating
- Dual-voltage compatibility (AC 110/220 V)
How It Works
The water bath operates on the principle of convective heat transfer, where electrical heating elements warm the water medium to create a uniform thermal environment. The 800W heating system provides controlled energy input to achieve and maintain target temperatures from ambient +5°C to 100°C.
Temperature regulation is achieved through integrated control circuitry that monitors water temperature and modulates heating element output to maintain stability within ±0.5°C. The water medium ensures even heat distribution throughout the 13.6L chamber volume, providing consistent thermal conditions for immersed samples and vessels.
The system's thermal mass and circulation patterns create stable temperature zones within the working chamber, minimizing temperature gradients and ensuring reproducible thermal conditions for experimental protocols.
Features & Benefits
Automation Level
- manual
Temp. Range
- RT+5~100℃
Temp. Fluctuation
- ≤±0.5℃
Consumption
- 800W
Internal Size(W*D*H)
- 420*180*180mm
External Size(W*D*H)
- 580*250*270mm
Packing Size(W*D*H)
- 640*310*310mm
Brand
- ConductScience
Research Domain
- Analytical Chemistry
- Cell Biology
- Clinical Diagnostics
- Materials Science
- Microbiology
- Pharmaceutical QC
Capacity
- 13.6L
Power/Voltage
- AC110/220V±10%, 50/60Hz
Weight
- 11kg
Weight
- 10.0 kg
Dimensions
- L: 18.0 mm
- W: 42.0 mm
- H: 18.0 mm
| Feature | This Product | Typical Alternative | Advantage |
|---|---|---|---|
| Chamber Capacity | 13.6L working volume | Entry-level models often offer 5-10L capacity | Larger volume accommodates more samples and bigger vessels for increased experimental throughput |
| Temperature Stability | ±0.5°C throughout range | Basic units commonly provide ±1-2°C stability | Tighter temperature control ensures reproducible conditions for temperature-sensitive assays |
| Temperature Range | RT+5°C to 100°C | Standard range varies by model | Wide range covers physiological temperatures through boiling point for diverse applications |
| Heating Power | 800W heating capacity | Lower-end models often have 400-600W heating | Higher wattage provides faster heat-up times and better temperature recovery after sample addition |
| Voltage Compatibility | Dual voltage AC110/220V operation | Many units are single voltage specific | International compatibility simplifies installation in diverse laboratory environments |
| Chamber Dimensions | 420×180×180mm internal space | Smaller units often have limited depth | Optimized geometry accommodates standard laboratory vessels while maintaining thermal uniformity |
This water bath combines substantial 13.6L capacity with precise ±0.5°C temperature control and 800W heating power. The dual voltage compatibility and optimized chamber geometry provide versatility for diverse laboratory thermal control applications.
Practical Tips
Verify temperature accuracy monthly using a calibrated thermometer at multiple temperature points across your working range.
Why: Regular calibration ensures measurement traceability and identifies any drift in temperature control accuracy.
Use distilled water and replace monthly to prevent mineral buildup and maintain heat transfer efficiency.
Why: Clean water prevents scale formation on heating elements and maintains optimal thermal performance.
Allow 15-20 minutes for thermal equilibration before adding samples, especially at higher temperatures.
Why: Proper equilibration ensures uniform temperature distribution throughout the chamber volume for consistent results.
Monitor water levels regularly during operation and maintain appropriate fill levels to prevent damage to heating elements.
Why: Adequate water coverage protects heating elements from overheating and extends equipment lifespan.
Position samples away from chamber walls and heating elements to minimize temperature gradients.
Why: Central positioning ensures samples experience the most uniform thermal conditions for reproducible results.
If temperature stability decreases, check for mineral deposits on heating elements and clean as needed.
Why: Scale buildup reduces heat transfer efficiency and can cause temperature control problems.
Cover the water bath when not in use to reduce evaporation and maintain water levels.
Why: Covering prevents contamination and reduces water loss, maintaining consistent operating conditions.
Clean chamber walls monthly with mild detergent to prevent biofilm formation in warm water environments.
Why: Regular cleaning maintains hygienic conditions and prevents contamination of samples during incubation.
Setup Guide
What’s in the Box
- Constant Temperature Water Tank main unit
- Power cord
- User manual
- Sample rack or holders (typical)
- Temperature probe (typical)
Warranty
ConductScience provides a standard one-year manufacturer warranty covering defects in materials and workmanship. Technical support is available for installation guidance, calibration procedures, and troubleshooting assistance.
Compliance
What is the temperature uniformity across the chamber volume?
The system maintains ±0.5°C temperature stability throughout the 13.6L chamber. For specific uniformity mapping, consult product datasheet for detailed thermal characterization data.
How quickly does the unit reach target temperature from ambient?
Heat-up time depends on target temperature and ambient conditions. The 800W heating capacity provides rapid thermal response, typically requiring 15-20 minutes for thermal equilibration at moderate temperatures.
Can the unit be used for continuous 24/7 operation?
Yes, the water bath is designed for continuous laboratory operation. Regular water level monitoring and periodic cleaning are recommended for extended use applications.
What sample vessel sizes can be accommodated?
The 420×180×180mm internal chamber accommodates various vessel sizes from microtubes to larger flasks. Consult product documentation for specific vessel compatibility and positioning recommendations.
Is external temperature monitoring supported?
The unit includes internal temperature control. For external monitoring or data logging capabilities, consult product datasheet for available interface options.
What maintenance procedures are required?
Regular maintenance includes water level monitoring, periodic cleaning to prevent mineral buildup, and annual temperature calibration verification for optimal performance.
How does this compare to dry block heaters for sample warming?
Water baths provide more uniform heat transfer and accommodate diverse vessel shapes compared to fixed-block heaters, making them suitable for applications requiring gentle, even heating of multiple samples.
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