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A precise laboratory scale measuring 0–1 mg, used for accurate weighing of chemicals and samples in research, pharmaceuticals, and analytical labs.
View details →Neminath Instruments
Laboratory deep freezer
Laboratory deep freezer for safe sample storage. Durable, energy-efficient, and ideal for preserving biological samples, reagents, and temperature-sensitive materials.
1. Application
- Long-term storage of biological samples, reagents, vaccines, and chemicals
- Preservation of tissue, enzymes, blood, and other temperature-sensitive laboratory materials
- Suitable for research laboratories, hospitals, blood banks, pharmaceutical labs, and biotechnology facilities
- Maintains ultra-low temperatures to prevent degradation of samples
2. Compliance Standard
- ISO 9001 certified manufacturing
- CE / RoHS / UL certified (depending on supplier)
- Compliant with WHO and CDC storage guidelines for biological samples
- Electrical safety: IEC 60335, IEC 61000
- Refrigerant compliant with environmental regulations (R134a, R290, etc.)
3. Product Description
A laboratory Deep Freezer is a high-capacity, temperature-controlled storage unit designed to maintain ultra-low temperatures.
- Upright or chest-style configuration
- Microprocessor-based temperature controller with digital display
- Built-in safety alarms for temperature fluctuation, power failure, and door open
- Energy-efficient compressor and insulation system
- Stainless steel or powder-coated interior and exterior for corrosion resistance
4. Technical Specifications
|
Parameter |
Specification |
|
Temperature Range |
–20°C to –86°C (model-dependent) |
|
Capacity |
100 L – 1000 L |
|
Compressor |
Hermetically sealed, energy-efficient |
|
Controller |
Microprocessor-based with digital display |
|
Alarm System |
High/low temperature, door open, power failure |
|
Insulation |
High-density polyurethane foam |
|
Defrost System |
Manual or automatic (model-dependent) |
|
Power Supply |
220–240 V, 50 Hz |
|
Refrigerant |
R134a, R404a, R290, or eco-friendly alternatives |
|
Door Type |
Solid door (upright) or hinged (chest) |
|
Noise Level |
≤ 55 dB |
5. Apparatus is Supplied
- Deep freezer unit
- Shelves or basket trays (adjustable)
- User manual and installation guide
- Digital temperature controller pre-installed
- Power cord
6. Optional Accessories
- Lockable doors for security
- Additional stainless-steel racks or baskets
- Remote alarm system (SMS / email notifications)
- Temperature data logger or USB interface
- Backup power system / UPS
- CO? backup for ultra-low models
7. Common Capacities Available
- 100 L
- 200 L
- 300 L
- 400 L
- 500 L
- 700 L
- 1000 L
8. Dimensions & Weight (Approx.)
|
Capacity |
External Dimensions (H × W × D) mm |
Weight (kg) |
|
100 L |
850 × 600 × 650 |
45–50 |
|
200 L |
1200 × 650 × 700 |
65–75 |
|
300 L |
1400 × 700 × 750 |
90–100 |
|
500 L |
1600 × 800 × 800 |
120–140 |
|
700 L |
1800 × 850 × 850 |
160–180 |
|
1000 L |
2000 × 1000 × 900 |
200–220 |
9. Safety & Handling
- Keep at least 15–20 cm clearance around the freezer for proper ventilation
- Avoid placing near heat sources or direct sunlight
- Ensure stable power supply; use surge protectors if required
- Regularly monitor temperature and maintain logs
- Follow manufacturer instructions for maintenance and defrosting
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