Thermostatic Water Bath 13L 20L
Thermostatic water bath with PID control and LCD display, available in SY-1L4H (12.6 L, 1000 W) and SY-1L6H (18.7 L, 1500 W) models.
Both offer RT–100 °C range, ±0.5 °C uniformity, and 0–999 min programmable timer.
Louise Corscadden, PhD
Director of Science · ConductScience
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Key Specifications
Full details →- Model fit
- Configured during quote
- SKU family
- BIO-0673
- Shipping box
- 13.0 × 61.0 × 16.0 cm
- Ordering
- Online checkout and quote request available
- Category
- Water Baths
- Build notes
- Confirm accessories, station layout, and support needs before purchase
The Thermostatic Water Bath 13L 20L (SY-1L4H / SY-1L6H) provides precise, uniform temperature control for laboratory incubation, enzyme reactions, material testing, and sample preparation. A stainless steel inner chamber and upper cover prevent steam leakage, while PID microprocessor control with LCD display delivers ±0.5 °C temperature uniformity across the full RT–100 °C operating range. Universal fixture compatibility accommodates diverse vessel configurations.
Technical Specifications
| Parameter | SY-1L4H | SY-1L6H |
|---|---|---|
| Capacity | 12.6 L | 18.7 L |
| Temperature Range | RT–100 °C | RT–100 °C |
| Temperature Precision | ±1 °C | ±1 °C |
| Temperature Fluctuation | ±0.5 °C | ±0.5 °C |
| Temperature Uniformity | ±0.5 °C | ±0.5 °C |
| Timing Range | 0–999 min | 0–999 min |
| Display | LCD (PID microprocessor) | |
| Power Consumption | 1000 W | 1500 W |
| Power Supply | AC 110/220 V ±10%, 50/60 Hz | |
| Internal Dimensions (W×D×H) | 610×160×130 mm | 900×160×130 mm |
| External Dimensions (W×D×H) | 770×310×170 mm | 1100×310×170 mm |
| Packing Dimensions (W×D×H) | 820×330×250 mm | 1150×330×250 mm |
| Net Weight | 10 kg | 13 kg |
| Gross Weight | 11 kg | 14.5 kg |
Key Features
- Two capacity options: SY-1L4H (12.6 L) and SY-1L6H (18.7 L)
- PID microprocessor control with LCD display
- ±0.5 °C temperature uniformity and fluctuation
- Stainless steel inner chamber and upper cover — no steam leakage
- Universal fixture compatible
- Dual-voltage compatible (110/220 V, 50/60 Hz)
How It Works
The thermostatic water bath operates through convective heat transfer, where heated water circulates to maintain uniform temperature distribution throughout the chamber. A precision heating element controlled by electronic temperature regulation maintains the setpoint temperature within ±1°C. The system continuously monitors water temperature and adjusts heating power to compensate for thermal losses and sample loading effects.
Temperature uniformity of ±0.5°C is achieved through the water bath's circulation design, which eliminates thermal gradients that could affect experimental outcomes. The LED display provides real-time temperature feedback, while the programmable timer function allows for automated protocol execution. The optional anti-dry protection system monitors water levels to prevent overheating and equipment damage during extended operation.
Features & Benefits
Research record
Use these values in methods sections and data records.
- Device type
- Water bath
OBI:0400155
This ID comes from the Ontology for Biomedical Investigations (OBI).
Download the source data for this record as a JSON-LD file
Methods section wording
water bath (ConductScience, Skokie, IL, USA; cat. no. BIO-0673)
Automation Level
- semi-automated
Temp. Range
- RT~100°C
Temp. Precision
- ±1°C
Temp. Fluctuation
- ±0.5°C
Temp. Uniformity
- ±0.5°C
Time Range
- 0~999min
Anti-dry Protection
- Optional
Consumption
- 1000W
Internal Size(L*W*H)
- 610*160*130mm
External Size(L*W*H)
- 770*310*170mm
Packing Size(L*W*H)
- 820*330*250mm
Brand
- ConductScience
Research Domain
- Analytical Chemistry
- Cell Biology
- Food Science
- Materials Science
- Microbiology
- Pharmaceutical QC
Capacity
- 12.6L
Display Type
- LED display
Power/Voltage
- AC110/220V±10%, 50/60Hz
Weight
- 10kg
Shipping weight
- 10.0 lb
Shipping box
- L: 13.0 cm
- W: 61.0 cm
- H: 16.0 cm
| Feature | This Product | Typical Alternative | Advantage |
|---|---|---|---|
| Temperature Precision | ±1°C precision with ±0.5°C uniformity | Entry-level models often provide ±2-3°C precision with greater temperature variations | Enhanced precision ensures reproducible results in temperature-sensitive assays and regulatory compliance applications. |
| Chamber Capacity | 12.6L working volume | Basic models commonly offer 6-10L capacity | Larger capacity supports batch processing and accommodates multiple sample containers simultaneously. |
| Temperature Control Range | Room temperature to 100°C operating range | Some models limited to lower maximum temperatures | Full boiling point capability supports diverse applications from cell culture to sterilization procedures. |
| Heating Power | 1000W heating element | Lower-cost units typically use 500-800W elements | Higher wattage provides faster temperature recovery and better thermal stability under heavy sample loads. |
| Timer Functionality | Programmable timer up to 999 minutes | Manual operation without automated timing control | Automated protocols reduce operator intervention and prevent overheating during extended incubations. |
| Safety Features | Optional anti-dry protection system | Basic models often lack water level monitoring | Enhanced safety prevents equipment damage and ensures reliable unattended operation. |
This thermostatic water bath combines precise temperature control with substantial capacity and automated features. The ±1°C precision and programmable timing support demanding research protocols, while the 1000W heating element ensures rapid thermal recovery and stable operation across the full 12.6L chamber volume.
Practical Tips
Use a NIST-traceable thermometer placed at multiple positions within the chamber to verify temperature uniformity before critical experiments.
Why: Position-dependent temperature variations can affect experimental reproducibility and data validity.
Change the water weekly and descale monthly using appropriate cleaning solutions to prevent mineral buildup on heating elements.
Why: Scale accumulation reduces heating efficiency and can create temperature hot spots that compromise uniformity.
Allow 20-30 minutes for thermal equilibration after reaching setpoint temperature before adding temperature-sensitive samples.
Why: Thermal equilibration ensures the entire chamber reaches uniform temperature, preventing sample exposure to temperature gradients.
Never operate the unit without adequate water coverage and consider enabling anti-dry protection for unattended operation.
Why: Dry heating can damage the heating element and create safety hazards from overheating.
Record water temperature at the beginning and end of each experimental session for documentation and quality assurance.
Why: Temperature logs provide traceable evidence of experimental conditions for regulatory compliance and troubleshooting.
If temperature recovery seems slow, check for scale buildup on the heating element and ensure adequate water circulation around samples.
Why: Restricted heat transfer reduces thermal efficiency and can create uneven temperature distribution throughout the chamber.
Use appropriate vessel materials and sizes to ensure adequate water contact with sample containers for optimal heat transfer.
Why: Poor thermal contact between water and samples can result in temperature lag and inconsistent experimental conditions.
Inspect and clean the LED display regularly to maintain clear visibility of temperature readings during operation.
Why: Clear temperature monitoring is essential for maintaining experimental control and detecting operational issues.
Setup Guide
What’s in the Box
- Thermostatic water bath main unit
- Power cord
- User manual and technical documentation
- Temperature calibration certificate (typical)
- Sample holder or rack system (typical)
Warranty
ConductScience provides a standard one-year manufacturer warranty covering parts and labor, with technical support available for installation guidance and operational troubleshooting. Extended warranty options and calibration services are typically available upon request.
Compliance
References
Background reading relevant to this product:
What is the temperature recovery time after sample loading?
The 1000W heating element typically provides temperature recovery within 5-10 minutes depending on sample volume and thermal mass, though specific recovery times should be validated for your particular protocol requirements.
Can this water bath maintain temperatures below room temperature?
No, this unit operates from room temperature to 100°C only. For sub-ambient temperatures, a refrigerated circulating bath or chiller system would be required.
What type of water should be used for optimal performance?
Distilled or deionized water is recommended to prevent mineral buildup on heating elements and ensure consistent thermal conductivity throughout the chamber.
How frequently should temperature calibration be verified?
Temperature accuracy should be verified quarterly using a calibrated thermometer, or more frequently if required by your laboratory's quality system or regulatory requirements.
What is the maximum vessel height that can be accommodated?
The internal chamber height of 130mm accommodates most standard laboratory glassware, though vessel selection should account for adequate water coverage above the sample level.
Does the timer function automatically shut off heating?
Yes, the programmable timer can automatically terminate the heating cycle after the set duration, providing automated protocol control and preventing overheating.
What maintenance is required for long-term reliability?
Regular water changes, periodic descaling with appropriate solutions, and annual calibration verification are recommended to maintain optimal performance and accuracy.
Can multiple different temperatures be programmed simultaneously?
This model maintains a single set temperature throughout the chamber. For multiple temperature zones, separate water baths or a programmable temperature controller would be required.
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