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Hettich Rotina 420R Refrigerated Centrifuge, Cat. #: 4706-20
Product Description
The Hettich Rotina 420R Refrigerated Centrifuge (Cat. #: 4706-20) is designed for high-volume processing in limited lab space. Key features include:
-
Capacity:
- 4 x 600 ml tubes
- 140 blood collection tubes
- 16 microtiter plates
-
Performance:
- Maximum speed: 15,000 RPM
- Maximum relative centrifugal force (RCF): 24,400 x g
-
Temperature control:
- Adjustable from -20°C to +40°C
- Stand-by cooling function
-
User interface:
- Ergonomic control panel with C control panel technology
- Symbol keys and control knob for parameter adjustments
- 99 program storage spaces
- Automatic rotor recognition and easy rotor changes
-
Safety features:
- Motor and chamber overheating protection
- Emergency lid lock release
- Imbalance switch-off
- Lid locking and holding mechanism
- Lid drop protection
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Additional functionality:
- Nitrogen flushing compatibility for oxygen-sensitive samples (oxygen monitor not included)
-
Electrical specifications:
- Operates on 200-240 V
-
Notes:
- Rotor not included and must be acquired separately for operation
-
Maintenance checks before shipment include:
- Door latch and hinges functionality and lubrication
- Drive belt condition and replacement if necessary
- Lubrication of rotors and O-rings
- Lamps and displays tested and replaced if dim
- Line cord inspection and replacement if damaged
- Internal circuitry checked for faults and replaced if needed
This centrifuge is suitable for clinical chemistry, life sciences, and biotechnology applications requiring efficient, safe, and programmable centrifugation at moderate to high throughput.
Item Stats
Product details
| Maximum Speed | 15,000 RPM |
| Maximum RCF | 24,400 x g |
| Maximum Capacity | 4 x 600ml |
| Temperature Range | -20C to 40C |
| Timer | 1 minute to 99 hours 59 minutes, continuous, or short cycle mode |
| Acceleration Rates | 9 |
| Deceleration Rates | 9 |
| Program Storage | 99 |
| Noise Level | ≤ 58 dBa |
| Refrigerant | R452A |
| Maximum Kinetic Energy | 24,000 Nm |
| Dimensions (W x D x H) | 28.1 x 25.7 x 16.7 in. (71.3 x 65.4 x 42.3 cm) |
| Weight | 237 lb. (107.5 kg) |
| Electrical Requirements | 200-240V, 50Hz, 7.0A |
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