-86°C Cascade System -40°C to -86°C
WDF-86V728 728L Cascade -86°C Ultra Low Temperature Freezer
728L cascade system ultra-low freezer for large-scale biomedical and pharmaceutical storage applications.
Capacity
728L
Temperature
-40°C to -86°C
ISO 9001, ISO 13485, ISO 14001 Certified
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Features & Capabilities
Proven Reliability
- 7-inch touch screen
- Cascade refrigeration system
- Insulated inner door compartments
- Proven reliability
Safety Systems
- High/low temperature alarms
- Power failure alarm
- Sensor error alarm
- Clean-filter alarm
- Audible and visual alerts
- USB data port
- Remote alarm contacts
Energy Efficiency
- HC refrigerant - 50% energy saving
- VIP insulation panels
- Optimized door seal
Key Design Features
- -40°C to -86°C with 1°C increment
- Settable temperature alarms
- Auto clean-filter alarm
- Adjustable shelf height
Technical Specifications
| Parameter | Value |
|---|---|
| Type | -86°C ULT Freezer (Cascade) |
| Cooling Type | Cascade Refrigeration |
| Refrigerant | HC - 50% energy saving |
| Temperature Range | -40°C to -86°C |
| Voltage Range | 185V~260V |
| Capacity | 728L |
| Display | 7-inch touch screen |
| Certifications | ISO 9001, ISO 13485, ISO 14001 |
Frequently Asked Questions
What is the temperature range of the WDF-86V728?
The WDF-86V728 operates from -40°C to -86°C with microprocessor control adjustable in 1°C increments, displayed on a 7-inch touch screen.
How much can the WDF-86V728 store?
The WDF-86V728 provides 728 liters of ultra-low temperature storage with insulated inner compartments and adjustable shelf heights for flexible sample organization.
What refrigerant does the WDF-86V728 use?
The WDF-86V728 uses HC (hydrocarbon) refrigerant that is CFC-free and delivers approximately 50% energy savings compared to conventional ultra-low freezer refrigerants.
What alarms does the WDF-86V728 include?
The WDF-86V728 features high/low temperature alarms, power failure alarm, sensor error alarm, clean-filter alarm, remote alarm contacts, and both audible buzzer and visible flashing light alerts.
What voltage range does the WDF-86V728 support?
The WDF-86V728 operates on 185V to 260V at 50Hz, accommodating voltage fluctuations common in many laboratory and hospital environments.
What are the best applications for the WDF-86V728?
The WDF-86V728 is ideal for large-scale pharmaceutical and biomedical storage including biological products, vaccines, plasma, tissue samples, and research specimens in hospitals and laboratories.
How does the WDF-86V728 compare to the 838L cascade model?
The WDF-86V728 provides 728L while the WDF-86V838 offers 838L. Both share identical cascade refrigeration technology, HC refrigerant, and safety features. The WDF-86V838 suits facilities needing maximum storage capacity.
Does the WDF-86V728 support temperature data export?
Yes, the WDF-86V728 includes a USB data port for downloading temperature records, enabling regulatory compliance documentation and quality assurance tracking.
How often should the WDF-86V728 filter be cleaned?
The WDF-86V728 features an automatic clean-filter alarm that alerts when the condenser filter requires cleaning. Frequency depends on the installation environment; dusty locations require more frequent cleaning.
What certifications does the WDF-86V728 have?
The WDF-86V728 holds ISO 9001, ISO 13485, and ISO 14001 certifications, ensuring compliance with international quality, medical device, and environmental management standards.