WDF-86V340E 340L Self-Cascade -86°C Ultra Low Temperature Freezer
New-Generation 340L self-cascade -86°C ultra-low freezer. A single SECOP compressor with mixed-gas refrigerant delivers energy-efficient cooling, while VIP + PURF insulation and a 7-inch touch controller keep samples secure. Pulls down to -80°C in about 218 minutes. Ideal for research labs needing balanced capacity and running cost.
Capacity
340L
Temperature
-40°C to -86°C
ISO 9001, ISO 13485, ISO 14001 Certified
Quick Enquiry
We typically respond within 2 business hours.
New Generation · More efficient, more economical.
Why the New-Generation 340L ULT
Super Cooling Performance
Pulls down to −80 °C in around 3 hours for fast, dependable sample protection.
Advanced Insulation
Vacuum Insulation Panels plus high-density PU foam and improved door sealing minimise cold loss.
Intelligent 7″ Controller
Eye-level colour touch screen with live temperature graphs, status and parameter monitoring.
CFC-Free & Durable
Eco-friendly mixed-gas refrigerant with a sturdy, anti-corrosion cabinet built for long service life.
Performance
A single self-cascade SECOP compressor with mixed-gas refrigerant keeps the WDF-86V340E efficient and dependable while reaching −86 °C.
218 min
Pull-down to −80 °C
205 min
Hold-over / warm-up
23 min
Recovery to −75 °C
Intelligent 7″ Controller
- Eye-level 7-inch colour LCD touch screen for intuitive, no-stoop operation
- Live temperature display with on-screen graphs and trend history
- Freezer status and operating parameters monitored at a glance
- Complete alarm system protects valuable bio-samples
- USB port for one-click temperature-data download and audit logs
- Humanised details: quick-release filter, one-hand handle, file-box holder
Optimised Interior
- Deep door-frame design reduces cold-air leakage and ice build-up
- Low-temperature inner-door gaskets lock the cold air inside
- Internal Vacuum Insulation Panels for superior thermal stability
- Stainless-steel compartment doors with thick foam insulation
- Vacuum-release port allows quick re-access to samples
- Detachable inner doors lift out for easy cleaning
Features & Capabilities
Proven Reliability
- Self-cascade single SECOP compressor
- Direct cooling with mixed-gas (R4001) refrigerant
- Microprocessor control, 1°C increments
- 7-inch LCD touch screen with data logging
Safety Systems
- High/low temperature alarms
- Power-failure alarm with 72h backup
- Sensor, voltage, door-ajar & filter alarms
- Audible and visual alerts
- USB data export
Energy Efficiency
- 13.09 kWh/24h consumption
- VIP + PURF vacuum insulation
- Self-cascade single-compressor efficiency
Key Design Features
- -40°C to -86°C range
- Deep door frame reduces ice build-up
- Detachable inner doors
- 3 stainless-steel shelves
Technical Specifications
| Parameter | Value |
|---|---|
| Type | -86°C ULT Freezer (Self-Cascade, 1 Compressor) |
| Temperature Range | -40°C to -86°C |
| Capacity | 340 L (12 cu.ft) |
| Compressor | SECOP ×1 |
| Refrigerant | R4001 mixed gas (CFC-free) |
| Cooling Type | Direct cooling |
| Defrost | Manual |
| Insulation | VIP + PURF |
| Power | 810 W |
| Rated Current | 5.13 A |
| Power Consumption | 13.09 kWh/24h |
| Voltage / Frequency | 220 V / 50 Hz |
| Noise Level | 52 dB |
| Pull-down Time (to -80°C) | 218 min |
| Warm-up / Hold-over Time | 205 min |
| Recovery (to -75°C) | 23 min |
| Display | 7-inch LCD touch screen |
| Temperature Sensor | PT100 |
| Shelves | 3 stainless-steel shelves |
| Interior Material | Stainless steel |
| Exterior Material | Color-sprayed steel |
| Ambient Temperature | 10°C to 32°C |
| Exterior (W×D×H) | 854 × 1006 × 1907 mm |
| Interior (W×D×H) | 488 × 607 × 1140 mm |
| Package (W×D×H) | 935 × 1070 × 2128 mm |
| Net / Gross Weight | 268 / 288 kg |
| Sample Capacity | 192 × 2" boxes / 19,200 × 2 ml vials |
| Rack Configuration | N3J-244D ×12 |
| Power-failure Backup | 72 h |
| Access Port | 1 × 25 mm |
| USB Port | Yes |
| Castor | Yes |
| Compartment Doors | 2 |
| Certifications | ISO 9001, ISO 13485, ISO 14001 |
Sample Storage Capacity
19,200
2 ml vials
192
2″ boxes
N3J-244D ×12
Stainless cryo-racks
Accessories & Options
Extend the WDF-86V340E with monitoring, back-up and storage accessories.
CO₂ / N₂ back-up system
OptionalInjects CO₂ or LN₂ to hold temperature if power is lost.
Temperature chart recorder (6″)
OptionalDocuments temperature over time on a physical chart.
4G / WiFi data logger
OptionalCloud monitoring of internal temperature from anywhere.
Stainless-steel cryo-racks
N3J-series racks sized to the chamber.
Cryo-boxes & cryo-tubes
2-inch boxes and 2 ml vials for organised storage.
Cryo safety gloves
OptionalProtect hands when handling ultra-cold samples.
Ice scraper
Quick frost removal during maintenance.
Additional shelves
OptionalAdjustable stainless shelving for custom layouts.
Water-cooling system
OptionalReduces heat radiation and widens ambient tolerance.
Remote alarm / RS485-BMS interface
OptionalConnects to building management / monitoring systems.