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Haier Biomedical -40°C Smart Frequency Conversion Freezer, Upright
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Specifications:
| Application | Cold chain Storage | Warranty | 1 Year |
| Storage Temperature | Ambient | ||
| Product Type | Freezer | ||
| Product Brand | Haier Biomedical | ||
| Product Grade | Laboratory grade | ||
The Haier Biomedical –40°C Smart Frequency Conversion Freezer Series combines ultra-low temperature performance with smart technology and user-focused design. Featuring frequency conversion compressor technology, microprocessor control, and superior temperature uniformity, these upright freezers are optimized for the cryopreservation of plasma, biologics, reagents, and materials across a broad range of industries.
With a noise level of under 45 dB, optional touchscreen interface, and flexible shelf configurations, this series delivers powerful, efficient, and quiet performance for modern laboratories and storage facilities.
Temperature Range: Adjustable from –20°C to –40°C
Temperature Control Precision: ±0.1°C
Temperature Uniformity: ±3°C at –40°C
Noise Level: ≤45 dB
Cabinet Type: Upright
Model Options: DW-40L818BPT, DW-40L818BP, DW-40L959BPT, DW-40L959BP
Power Supply: 230V / 60Hz
Applications: Blood banks, hospitals, disease control centers, research labs, electronic & chemical industries
Key Features
🧠 Smart Microprocessor Control
- Adjustable internal temperature from –20°C to –40°C
- High-precision digital temperature display (0.1°C accuracy)
- Stable operation under varying voltage conditions (100–230V)
🚨 Comprehensive Alarm System
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Visual and audible alarms for:
- High/low temperature
- Power failure
- Sensor error
- Low battery
- Door ajar
- High ambient temperature
- Remote alarm interface standard for centralized monitoring
❄️ Superior Temperature Uniformity
- Built-in evaporator system provides ±3°C temperature uniformity at –40°C
- Adjustable shelf heights allow maximum use of internal space
🔇 Low Noise Operation
- Operates at ≤45 dB for a quiet lab or clinical environment
🔍 User-Friendly Configuration
- Two standard portholes for independent temperature validation
- Standard RS485 interface for system integration
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Optional features:
- Temperature recorder
- USB data export interface
- 10-inch touchscreen control panel
Use Cases
🧪 Research & Clinical Laboratories
- Secure cold storage of experimental samples, proteins, and temperature-sensitive reagents
🏥 Hospitals & Blood Banks
- Long-term storage of plasma, whole blood, and biological samples
💊 Pharmaceutical & Biotech Industries
- Storage of vaccines, APIs, and biological materials requiring stable –40°C conditions
🔬 Industrial Testing & Material Science
- Suitable for component cryo-testing and preservation of chemical substances
Model Specifications
| Model | Cabinet Type | Noise Level (dB) | Power Supply (V/Hz) | Capacity (L / Cu.Ft) | External Dimensions (W×D×H mm) | Inner Doors |
|---|---|---|---|---|---|---|
| DW-40L818BPT | Upright | 44 | 230 / 60 | 818 / 28.9 | 988 × 951 × 1980 | 3 |
| DW-40L818BP | Upright | 44 | 230 / 60 | 818 / 28.9 | 988 × 951 × 1980 | 3 |
| DW-40L959BPT | Upright | 42 | 230 / 60 | 959 / 33.9 | 1296 × 998 × 1980 | 3 |
| DW-40L959BP | Upright | 42 | 230 / 60 | 959 / 33.9 | 1296 × 998 × 1980 | 3 |
Unique Advantages of the Smart Frequency Conversion Series
- ✅ High-capacity upright storage (up to 959L) with efficient internal layout
- ✅ Smart compressor control improves energy efficiency and temperature stability
- ✅ Quiet operation ideal for hospitals, clinics, and sensitive lab environments
- ✅ Customizable with optional touchscreen and data logging
- ✅ Globally compatible with 100–230V universal voltage input
For Medical, Laboratory, Pharmaceutical, and Industrial Use Only.
- Capacity: 818 L, LCD Display 818 L, Touchscreen Display 959 L, LCD Display 959 L, Touchscreen Display