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Popular Alternative Choice
Thermo Scientific ST16R Refrigerated Centrifuge
- Thermo Scientific ST16R: Refrigerated Centrifuge with a temperature range of -10°C to 40°C.
- Features: Auto-lock rotor system, click-seal bucket sealing, SMARTspin technology, and intuitive controls.
- Speed & Performance: Speeds range from 300 RPM to 15,200 RPM, with a max RCF of 25,830 x g.
- Includes: TX-400 Swing Bucket Rotor, round buckets, various adapters, calibration report, and 180-day warranty.
Go to Product Details
Fully Recertified!
Thermo Scientific CL31R Refrigerated Centrifuge
The Thermo Scientific CL31R Multispeed Refrigerated
Centrifuge offers exceptional versatility and performance in a quiet, compact
benchtop design. This refrigerated centrifuges extensive set of rotors,
buckets, and adapters can address any protocol of the routine biology, cell
culturing, and research lab. The CL31R can run 16 x 50 mL, 60 x 5/7 mL, 30 x 15
mL or 60 x 1.5 mL tubes, cell culture bottles or microplates. With its fast
acceleration and PULSE key for short runs, the Thermo Scientific CL31 Series is
also ideally suited for micro-volume applications.
All of our equipment is in excellent condition and will be fully tested to perform at factory specifications before being shipped.
The Thermo Scientific CL31R Refrigerated Centrifuge includes:
- > Swing Bucket T41 Rotor and 4 buckets
- > 1 Set of 15ml Adapters
- > 1 Set of 50ml Adapters
- > Calibration Report
- > Power Cord
- > Operator's Guide
- > Full 180 Day Parts and Labor Warranty
Thermo Scientific CL31R Refrigerated Centrifuge Specifications
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Max Speed
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14,600 rpm (fixed angle)
4,100 rpm (swinging bucket)
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Max RCF
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23,113 x g (fixed angle)
3,176 x g (swinging bucket)
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Speed Range / Step / Accuracy
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500 to 14,600 rpm
10 to 100 rpm
20 rpm
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Timer Range / Step
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30 sec to 99 min or hold position
30 sec to 1 min
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Temperature Range / Step / Accuracy
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-9 to +40C
1C
1.5C
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Typical Capacities
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48 x Microlitre 0.2-2ml
48 x Blood tube 4-7mm (13mm)
40 x Blood tube 7-10ml (16mm)
7 x Conical 15ml
12 x Conical 50ml
12 x Universal 25ml
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Dimensions (H x W x D)
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380 x 575 x 620 mm
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Electrical
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120V, 60Hz
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- Door Latch Assembly Checked for Full Function
- Door Hinges are Checked and Lubed as Needed
- Drive Belt is Checked for Rips and Tears and Replaced if Needed
- Rotors and O-rings are Lubed as Needed
- Lamps and Display are Checked and Replaced if Dim
- Line Cord is Checked Signs of Fray or Damage and Replaced Accordingly
- Internal Circuitry is Checked for Faulty/Shorted Components and Replaced Accordingly
Thermo Scientific CL31R Multispeed Manual
 Click Here to View all the Technical Specs for the CL31R
- Confirm the power supply output voltages match specified requirements for stable distribution to all internal components
- Measure and verify voltages at PCB test points to ensure accurate power delivery and circuit integrity
- Confirm rotor compatibility with the centrifuge model and check that rotor detection systems recognize the rotor type
- Inspect the exterior for any cosmetic or structural damage that could affect performance or safety
- Check the door mechanism alignment to ensure secure and smooth opening and closing
- Inspect and replace the gas strut with an OEM part to maintain proper door support and safety
- Examine the rotor chamber bowl for dents or damage and replace as needed to ensure safe operation
- Replace and confirm full functionality of all lid lock switches to maintain secure closure
- Inspect and lubricate the door lock mechanism, applying grease to the lid lock rail for smooth operation
- Test compressor functionality (if applicable) to ensure proper operation and consistent temperature control
- Conduct an 8-12 hour cycle test to validate consistent performance over prolonged use
- Confirm rotor motor stability, check for unusual noise, and assess mechanical integrity during operation
- Inspect the condensation drain and clear any clogs to prevent moisture buildup in the rotor chamber
- Verify RPM accuracy using an NIST-traceable tachometer and perform calibration as necessary
- Check the centrifuge error log to ensure zero recorded issues, confirming system reliability
Technician Inspection and Recertification Checklist: Centrifuges
The Following Checklist Is to Be Performed on All Incoming and Outgoing Pieces of Equipment
| Task |
Completed? |
Remarks? |
| Confirm power supply output voltages match specified requirements |
Completed |
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| Measure and verify voltages at PCB test points for accuracy |
Completed |
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| Confirm rotor compatibility and detection for proper identification |
Completed |
|
| Inspect exterior for cosmetic or structural damage |
Completed |
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| Check door mechanism alignment for secure opening and closing |
Completed |
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| Inspect and replace gas strut with OEM part as needed |
Completed |
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| Examine rotor chamber for dents or damage and replace if necessary |
Completed |
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| Replace and confirm functionality of all lid lock switches |
Completed |
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| Lubricate door lock mechanism and lid lock rail for smooth operation |
Completed |
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| Test compressor (if applicable) for proper operation and cooling |
Completed |
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| Run 8-12 hour cycle test to ensure consistent performance |
Completed |
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| Check rotor motor for stability, noise, and integrity |
Completed |
|
| Inspect and clear condensation drain to prevent buildup |
Completed |
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| Verify RPM accuracy with NIST traceable tachometer and calibrate |
Completed |
|
| Check centrifuge error log for zero recorded issues |
Completed |
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To View More of Our Recertification Protocol Click Here
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