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| Brand | Alphavita |
|---|---|
| Origin | Liaoning, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | MDF-539 |
| Instrument Type | Low-Temperature Freezer (≥ −60 °C) |
| Configuration | Upright |
| Effective Volume | 504 L |
| Internal Dimensions (W×D×H) | 649 × 614 × 1262 mm |
| External Dimensions (W×D×H) | 793 × 770 × 1806 mm |
| Power Supply | Single-phase 220 V / 50 Hz |
| Rated Power Consumption | 312 W |
| Temperature Range | −20 °C to −30 °C (0.1 °C adjustable, ambient 5–30 °C) |
| Net Weight | 154 kg |
| Exterior Material | Powder-Coated Steel |
| Interior Material | Powder-Coated Steel |
| Door Configuration | Dual External Doors with Locking Latches (compatible with padlocks) |
| Compressor | Hermetic Scroll Compressor (400 W output) |
| Refrigerant | R-404A (environmentally compliant blend) |
| Control System | Microprocessor-Based Digital Temperature Controller with Password-Protected LCD Display |
| Safety Features | Dual-Stage Temperature Alarm (high/low), Power Failure Alarm, Sensor Fault Detection (temperature & compressor), Compressor Thermal Protection, Filter Clogging Alert, Built-in Backup Battery for Post-Power-Outage Temperature Readout |
| Standard Accessories | One Set of Keys, Defrost Scraper, Four Nylon Clamps (2× small, 2× large), Adjustable Wire Shelving, Four Casters with Locking Brakes |
| Certifications | CNFDA Medical Device Registration Certificate, ISO 13485:2016, ISO 9001:2015, ISO 14001:2015, OHSAS 18001:2007 |
| Brand | Alphavita |
|---|---|
| Model | MPR-310 |
| Temperature Range | 2–8 °C |
| Effective Volume | 387 L |
| Internal Dimensions (W×D×H) | 570 × 498 × 1405 mm |
| External Dimensions (W×D×H) | 650 × 660 × 1970 mm |
| Net Weight | 126 kg |
| Cooling Method | Forced-air refrigeration with hermetic compressor |
| Refrigerant | R134a |
| Power Supply | 220 V / 50 Hz |
| Rated Input Power | 295 W |
| Temperature Control Resolution | 0.1 °C |
| Temperature Uniformity | ±3 °C (at setpoint 4 °C, ambient 5–35 °C) |
| Safety Alarms | High/Low temperature, door ajar, sensor fault, condenser overheat, condensate blockage, power failure |
| Compliance | ISO 13485, ISO 9001, ISO 14001, OHSAS 18001, China NMPA Medical Device Registration Certificate |
| Brand | Alphavita |
|---|---|
| Origin | Liaoning, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | MPR-511 |
| Price | USD 4,700 (FOB) |
| Temperature Range | 2°C to 8°C (ambient 5°C–35°C) |
| Effective Volume | 536 L |
| Internal Dimensions (W×D×H) | 820 × 523 × 1375 mm |
| External Dimensions (W×D×H) | 900 × 668 × 1950 mm |
| Cooling Method | Compressor-based refrigeration |
| Refrigerant | R404A |
| Compressor | Hitachi original imported |
| Power Supply | 220 V / 50 Hz |
| Rated Input Power | 340 W |
| Net Weight | 155 kg |
| Door Configuration | Dual sliding glass doors with heat-reflective film and single mechanical lock |
| Interior Lighting | LED |
| Shelving | 5-tier adjustable wire shelving (10 shelves total) |
| Control System | Microprocessor-based digital controller with 0.1°C resolution, password-protected display, MODBUS RTU communication interface, optional USB data logging |
| Defrost System | Intelligent cyclic defrost with continuous temperature maintenance |
| Fan System | 4 imported DC evaporator fans + 4 imported DC condenser fans |
| Alarm Functions | High/low temperature, door ajar, power failure, compressor fault, sensor failure, battery life warning, fan life monitoring, remote alarm output |
| Additional Features | 32 mm test port (left side), auto-evaporating condensate system, wide-voltage operation (198–242 V), casters with locking mechanism |
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