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Thermo Scientific CL31R Refrigerated Centrifuge
Thermo Scientific CL31R Refrigerated Centrifuge
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Our Price: $5,275.00

Condition: Fully Refurbished and Tested to Perform at Manufacturer Specifications
Warranty: 90-Day Full Parts and Labor (Click for Info)
Typically Ships Within: 3 to 7 Business Days

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Included Documentation: Centrifuge Calibration and Preventative Maintenance Report

Quantity in Stock: Unfortunately

Product Code: TSCL31R

Refurbishment Protocol
Technical Specification Sheet (NEW)

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 centrifuge’s 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.

Included with the Thermo Scientific CL31R Refrigerated Centrifuge:
Includes: > Swing Bucket T41 Rotor and 4 buckets > 1 Set of 15ml Adapters > 1 Set of 50ml Adapters > Power Cord > Full 90 Day Parts and Labor Warranty

Thermo Scientific CL31R Refrigerated Centrifuge Specifications

Max Speed

14,600 rpm (fixed angle)

4,100 rpm (swinging bucket)


23,113 x g (fixed angle)

3,176 x g (swinging bucket)

Speed Range / Step / Accuracy

500 to 14,600 rpm

10 to 100 rpm

± 20 rpm

Timer Range / Step

30 sec to 99 min or hold position

30 sec to 1 min

Temperature Range / Step / Accuracy

-9° to +40°C


± 1.5°C

Typical Capacities

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

Dimensions (H x W x D)

380 x 575 x 620 mm


120V, 60Hz


Preventative Maintenance Performed on The Thermo Scientific CL31R Refrigerated Centrifuge

  • Motor Brushes Checked for Corrosion
  • 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
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Thermo Scientific CL31R Multispeed Manual

Click Here to View all the Technical Specs for the CL31R

Why Buy From Marshall Scientific?

Every product we offer undergoes a rigorous inspection process to verify that all manufacturer specifications are met. All of the electronics and boards are tested for proper function, and any necessary preventative maintenance is performed alongside repairs by our industry trained technicians. Our primary goal is to offer products that are as close to new as possible at an affordable price.

All Lab Equipment is Fully Refurbished and Tested

Most Pieces Ship within 2 to 5 Business Days

All Products Come with a Standard Warranty

Trained Customer and Technical Support

Industry Leading Overall Customer Satisfaction

Marshall Scientific's Certified Refurbishment Protocol


Our technicians decontaminate and clean all equipment upon arrival and upon purchase to create a neutral environment for lab use.

Preliminary testing is conducted to identify potential product defects, upon completion, we replace all faulty and/or under-performing parts with original manufacturer parts that perform up to specification.

Any parts known to fail or malfunction from excessive use are removed and replaced to insure the extended lifetime of your equipment.

Any necessary preventative maintenance is performed alongside repairs, so your purchase will be ready to go as soon as it arrives.

All electronics and boards are tested for proper function and response by our industry trained technicians. Any electronic deficiencies detected are immediately repaired.

Final testing cycles ensure your instrument performs fully at manufacturer specifications, guaranteeing you receive a properly working product ready for use.

Once we finish our rigorous testing and decontamination procedures, your order will be packaged to best protect it during shipment and will include delivery insurance.

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Easy to find what you need with clear specs, website ordering was simple, equipment arrived quickly, very well packaged and working as expected! I couldn't ask for more, I'll definitely use them again!
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University of Maryland
They do a very high quality job worth every penny they charge. Customer service is fantastic, they can always be reached by phone or email, and the staff are very knowledgeable and ready to help.
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