Description

Introduction Biobase BDF-40V398 -40°C Freezer

The Biobase BDF-40V398 -40°C Freezer delivers a powerful and reliable ultra-low temperature storage solution for laboratories, hospitals, blood banks, and research institutions. This 408-liter vertical freezer maintains a precise temperature range of -15°C to -40°C, making it ideal for the long-term preservation of vaccines, blood products, biological samples, enzymes, and pharmaceutical compounds. The Biobase BDF-40V398 combines advanced microprocessor control, a comprehensive multi-alarm system, and durable 304 stainless steel construction to protect your most critical samples.

Specifications Biobase BDF-40V398 -40°C Freezer

Model	BDF-40V398
Brand	BIOBASE
Capacity	408 L
Temperature Range	-15°C to -40°C
Temperature Accuracy	0.1°C
Temperature Uniformity	≤4°C
Temperature Stability	≤4°C
Cooling Time to -40°C (25°C ambient)	≤4h 50min
Recovery Time to -37°C (25°C ambient)	≤40 min
Control System	Microprocessor control
Display	LED digital display
Alarm System	High/low temperature, thermostat fault, door open alarm
Refrigeration Type	Direct cooling
Refrigerant	R404A / R23 — 390g
Compressor	International famous brand / 1 unit
Condenser	Finned copper tube condenser
Evaporator	Built-in coil-type copper tube evaporator
Defrost	Manual defrost
Insulation Material	Polyurethane cyclopentane foam
Interior Material	304 stainless steel
Exterior Material	Sprayed steel plate
Outer Door	1 × cyclopentane integral foam door
Inner Doors	4 × 304 stainless steel inner doors
Number of Shelves	3
Power Consumption	700 W
Power Supply	AC 220V, 50Hz (standard); 220V/110V, 60Hz (optional)
Standard Accessories	Test hole, USB interface
Optional Accessories	RS485 interface
Casters	Yes (mobile)
Interior Dimensions (W×D×H)	610 × 615 × 1120 mm
Exterior Dimensions (W×D×H)	850 × 900 × 1780 mm
Package Dimensions (W×D×H)	980 × 980 × 1930 mm
Net Weight	188 kg
Gross Weight	238 kg
Origin	China

 

Key Features -40 degree Biobase BDF-40V398 -40°C Freezer

1. Reaches -40°C from ambient 25°C in under 4 hours 50 minutes for fast cooling
2. Microprocessor control system delivers 0.1°C temperature accuracy and ≤4°C uniformity
3. LED digital display shows real-time internal temperature at a glance
4. Multi-alarm protection: high/low temperature, thermostat fault, door open, and 8-hour power failure alert
5. 404A/R23 refrigerant with an internationally branded compressor for dependable cooling
6. 304 stainless steel interior resists corrosion and supports easy cleaning
7. Cyclopentane integral foam outer door with cold-plate spray inner doors for excellent insulation
8. Built-in coil-type copper tube evaporator for direct and uniform cooling
9. USB interface and optional RS485 connectivity for data logging and integration
10. Four inner doors and 3 adjustable shelves organize 408 liters of storage space
11. Mobile casters allow easy repositioning in the facility
12. Manual defrost maintains optimal performance and efficiency

Who Uses This Biobase BDF-40V398 -40°C Freezer

1. Hospital and clinical laboratories storing blood products, plasma, and serum
2. Research institutes preserving enzymes, proteins, and biological reagents
3. Pharmaceutical companies safeguarding temperature-sensitive drugs and compounds
4. Blood banks needing strict long-term cold chain compliance
5. Universities and academic research centers running biomedical studies
6. Public health departments and vaccine storage facilities
7. Diagnostic centers preserving PCR reagents and test kits
8. Biotech companies maintaining cell lines and genetic material

Applications Biobase BDF-40V398 -40°C Freezer

1. Long-term storage of vaccines and biological samples at -40°C
2. Preservation of blood products including plasma, red cells, and platelets
3. Storage of pharmaceutical compounds and temperature-sensitive medications
4. Protection of DNA, RNA, and enzyme samples in molecular biology labs
5. Cryogenic-compatible storage of culture media and reagents
6. Secure cold storage during clinical trials and drug development programs
7. Cold chain management in public health and epidemic response scenarios

Frequently Asked Questions (FAQ) Biobase BDF-40V398 -40°C Freezer

Q1: What is the storage capacity of the Biobase BDF-40V398?

The BDF-40V398 offers 408 liters of usable internal storage space organized across 3 adjustable shelves and 4 inner compartment doors.

Q2: What temperature range does this freezer maintain?

This unit maintains temperatures between -15°C and -40°C, with a temperature accuracy of 0.1°C and uniformity of ≤4°C throughout the cabinet.

Q3: How long does it take for the BDF-40V398 to cool down to -40°C?

Starting from an ambient temperature of 25°C, the unit cools down to -40°C in approximately 4 hours and 50 minutes. Biobase BDF-40V398 -40°C Freezer

Q4: What alarm features does this freezer include?

The BDF-40V398 includes high and low temperature alarms, a thermostat fault alarm, and a door-open alarm. It does not include a power failure alarm on this specific model; that feature appears on the BDF-40V362 and BDF-40V450 variants.

Q5: What refrigerant does the BDF-40V398 use?

It uses a mixture of R404A and R23 refrigerant, totaling 390 grams, with direct-cooling refrigeration through a finned copper tube condenser and built-in coil evaporator.

Q6: Is the interior material safe for medical and biological samples?

Yes. The interior consists entirely of 304-grade stainless steel, which resists corrosion, supports chemical cleaning agents, and meets the hygiene standards required for medical and biological sample storage. Biobase BDF-40V398 -40°C Freezer

Q7: Does this freezer support data logging or remote monitoring?

The unit includes a USB interface as standard and supports an optional RS485 interface for integration with external data logging, monitoring, or building management systems.

Why Buy from ASTZBD  Biobase BDF-40V398 -40°C Freezer

1. ASTZBD sources all Biobase products directly from the manufacturer, guaranteeing product authenticity and quality
2. Our team provides expert pre-sale consultation to match your lab’s exact storage requirements
3. We offer fast and insured delivery across all divisions of Bangladesh Biobase BDF-40V398 -40°C Freezer
4. ASTZBD provides after-sales technical support including installation assistance and troubleshooting
5. We maintain a full inventory of Biobase accessories and spare parts for immediate fulfillment
6. Our pricing stays transparent with no hidden charges, offering the best value in the Bangladesh market
7. Customers benefit from a dedicated warranty support process handled directly through ASTZBD
8. We support institutions, government agencies, and private labs with formal quotation and procurement documentation