728L Economical -86 Degrees Stainless Steel Ult Freezer Lab And Hospital Equipment
-86°C Self-Cascade ultra low temperature freezer
Self-Cascade cooling system, cooling fast and easy to maintain, energy saving and environmental protection.
Self-developed mixed refrigerant, 50% energy saving,
Cooling speed increased by 40%.
FILED PROVEN RELIABILITY - Unique insulated inner door design for four separate storage compartments to minimize frost buildup inside the chamber.
- Specialized control system design for a well-balanced operation of dual refrigeration system.
- Positive filed proven reliability record.
SAFETY - Malfunction alarms including high and low temperature, power failure, sensor error, clean-filter, and extremely high ambient, abnormal voltage, thermostat failure, low battery, condenser clean, door ajar.
- Capable of producing two types of alarm outputs, audible buzzer and visible flashing light.
- Door open feature standard and USB port for temperature date downloading standard on upright models.
- Remote alarm contacts.
ENERGY SAVING - Unique door seal design for the minimum loss of cold temperature during a door opening.
- High performance VIP insulation panels to minimize cabinet heat gain and to improve temperature stability.
- HC refrigerant with better efficiency and less energy cost.
KEY DESIGN FEATURES - Microprocessor-controlled system designed for range of -40°C to -86°C for cabinet space with 1°C increment.
- Depending on the load demands and ambient conditions, one or both refrigeration systems will operate on demand, ensuring the samples are fully protected under the worst possible condition.
- Optional temperature recorder, storage racks and box.
INSTALLATION AND APPLICATION - Wide rage operating voltage system from 187V to 242V designed to allow units installed in areas with poor voltage condition
- Suitable for 10°C to 32°Cambient temperature.
CO2 & LN2 BACKUP SYSTEM - Independent equipment CO2 back up system, LN2 back up system a backup refrigeration system for Ultra-Low Temperature Freezer failures and power outages.
- The backup refrigeration system consists of a control system and a supply connection System.
- Adjust the solenoid Valve's On-off according to its own temperature control probe.A liquid nitrogen tank or liquid carbon dioxide tank that is connected by a solenoid valve as a Reserve.
- The solenoid valve is powered by an internal rechargeable battery.
| Model | MDF-86V728E |
Specificaitons | Shelf/drawer QTY | Stainless steel shelf/3 |
Cooling | Direct cooling |
Defrost | Manual |
Refrigerant | Mixed-gas |
Power Consumption(kWh/24h) | 20 |
Noise(db) | 50 |
Ambient temperature(ºC) | 10~32ºC |
Temperature range(ºC) | -40~-86ºC |
Cooling system | Compressor brand/QTY | SECOP/2 |
Sensor | PTC |
Temperature controller | Microprocessor |
Display | Digital display |
Power | Voltage/frequency(V/Hz) | 220/50Hz |
Power(W) | 1400W |
Current(A) | 8.8 |
Material | Inside material | Stainless steel |
Outside material | Color sprayed steel |
Insulation | PURF |
Size | Capacity(L/cu.ft) | 728/25.7 |
NT./GT.(kg) | 374/394 |
Exterior size(W*D*H)(mm) | 1229×1012×1994.5 |
Interior size(W*D*H)(mm) | 963×571×1350 |
Package size(W*D*H)(mm) | 1320×970×2185 |
CBM | 2.79 |
20GP/40GP/40HQ | 10/21/21 |
Frozen Racks | Racks | 24(5*4/6*4) |
Boxes (2 Inches) | 504 |
Samples(2ml) | 50400 |
Alarm | High/low temperature | Y |
Power failure | Y |
Abnormal voltage | Y |
Sensor error | Y |
Filter screen check | Y |
Thermostat failure | Y |
Low battery | Y |
Condenser clean | Y |
High ambient temperature | Y |
Door ajar | Y |
Power failure backup system(alarm) | 72h |
Accessories | Castor | Y |
Inside door | 2 |
Test hole QTY/diameter | 1/25MM |
USB port | Y |
Chart recorder | / |
Data logger | Optional |
Remote alarm port | Y |
Optional | CO2 back up system | Optional |
LN2 back up system | Optional |
Other | Certification | ISO.CE |

Anhui Zhongke Duling Commercial Appliance Co.Ltd is a direct sourcing manufacturer with core technology.

Packing | Exporting Plywood package |
Loading Port: | Shanghai/ Ningbo/Hefei |
Shipment Term | EXW/FOB/CFR/CIF |
Payment Term | 100% TT Before Delivery |
