Product Description
Haier Biomedical DW-86L728J -86°C Upright ULT Freezer 728L / 25.7 cu ft, 220V/60Hz
Key Design Features
- Microprocessor-controlled system designed for controllable range of -40°C to -86°C for cabinet space with 1°C increment
- Large LED display for cabinet temperature, set temperature, ambient temperature, and input voltage
- Settable high temperature and low temperature alarms
- Automatic clean-filter alarm and sensor error alert
- Adjustable storage shelf height
- Can be connected with network, and remote alarm systems
- Optional temperature recorder, storage racks and storage boxes
Field Proven Reliability
- Refrigeration system designed and manufactured with best known practice, and components with highest possible quality
- Reliability test performed and passed on all models including aging test on control electronics at 85°C and 85% humidity environment
- 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 cascade refrigeration system
Safety
- Equipped with a complete alarm system with optional remote network monitoring system
- UL and CE certified for application safety
- Malfunction alarms including high and low temperature, power outage, sensor errors, high voltage and low voltage, clean-filter, and extremely high ambient, door ajar feature standard on DW-86L486/728/828 models
- Capable of producing two types of alarm outputs: audible buzzer and visible flashing light
- Multiple built-in system protection features including user-settable protection code for controls, user settable delay to start, voltage compensation system, and protection against extreme high voltages
- USB port for temperature data downloading
- Safety padlock compatible on outer door
Installation and Application
- Wide range operating voltage system from 185V to 260V designed to allow units installed in areas with poor voltage condition
- Suitable for 10°C to 32°C Ambient temperature
- Input voltage and ambient temperature shown simultaneously for ease of monitoring environmental conditions
- Freezer design for global installations
- Robust door latch designed for secure door closing and compact casters for ease of maneuvering
Low Sound Level
- Specialized refrigeration system design using whisper quiet fan and compressors
- Freezer chassis designed to absorb vibration and sound
Energy Saving
- Unique door seal and breaker 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
- Patented cabinet insulation system designed for optimal performance of cold storage temperature and minimal frost buildup
- Condensator fan intelligently start-stop to reduce power consumption
- Unique design of independent insulated inner door systems for independent access of storage space to provide the maximum protection of stored samples and save energy
Warranty Information: 3 years on all parts and 5 years on the compressor.

Optimal Design of Refrigeration System

Multi layers Sealing Structure

Modular Design For Refrigeration system And Electrical Control System

Reliable Performance
Cabinet temperature can reach -86℃ with temp uniformity within 6℃

Energy Saving
Three independent inner doors and three layer sealing structure, having good heat insulation to reduce energy consumption

Low Noise
Innovative refrigeration cabin design reduces operational noise
Technical Data
| Type | -86℃ ULT Freeer |
|---|---|
| Cabinet Type | Upright |
| Climate Class | N |
| Cooling Type | Direct cooling |
| Defrost Mode | Manual |
| Refrigerant | HC |
| Noise Lever (dB) | 50 |
Performance
| Cooling performance(℃) | -86 |
|---|---|
| Temperature Range(℃) | -40~-86 |
Control
| Controller | Microprocessor |
|---|---|
| Display | LED |
Electrical Data
| Power Supply(V/Hz) | 220/60 |
|---|---|
| Power(W) | 1000 |
| Electrical Current(A) | 10 |
Dimensions
| Capacity(L/Cu.Ft) | 728/25.7 |
|---|---|
| Net/Gross Weight(approx) | 345/385(kg) 760.6/848.8(lbs) |
| Interior Dimensions(W*D*H) | 766*716*1310(mm) 30.2*28.2*51.6(in) |
| Exterior Dimensions(W*D*H) | 1041*980*1980(mm) 41.0*38.6*78.0(in) |
| Packing Dimensions(W*D*H) | 1090*1050*2150(mm) 42.9*41.3*84.6(in) |
Functions
| High/Low Temperature | Y |
|---|---|
| Remote Alarm | Y |
| Hot Condenser | Y |
| Power Failure | Y |
| High/Low Voltage | N/A |
| Sensor Error | Y |
| Low Battery | Y |
| High Ambient Temp | Y |
| Door Ajar | Y |
Accessories
| Caster | Y |
|---|---|
| Foot | Y |
| Test Hole | Y |
| Shelves/Inner Doors | 3/4 |
| Temperature Recorder | Optional |
| USB Interface | Y |
| Rs232/485 Interface | Optional |
| CO2 Backup System | Optional |
| LN2 Backup System | Optional |
| Racks And Boxes | Optional |
Others
| Certificate | CE/UL |
|---|