Thermo Fiberlite F12-6x500 LEX Rotor

Thermo Scientific Fiberlite F12-6x500 LEX Fixed-Angle Rotor – 6 x 500 mL

The Thermo Scientific Fiberlite F12-6x500 LEX Rotor is a large-capacity, high-speed fixed-angle carbon fiber rotor designed for the Thermo Scientific Sorvall LYNX 4000 and LYNX 6000 superspeed centrifuges. With capacity for six 500 mL bottles, a total nominal capacity of 3 liters per run, a maximum speed of 12,000 rpm, and maximum relative centrifugal force of 24,471 x g, the F12-6x500 LEX provides an excellent combination of batch capacity and centrifugal force for cell harvesting, biomass recovery, lysate clarification, tissue homogenate processing, protein precipitation, and other medium- to large-volume laboratory separations.

The F12-6x500 LEX uses Fiberlite carbon fiber composite construction, providing the structural strength required for superspeed centrifugation while resisting corrosion and fatigue. At approximately 20 lb. / 9.1 kg, the rotor is also considerably easier to handle than many conventional metallic rotors with comparable capacity.

When used with compatible Sorvall LYNX centrifuges, the F12-6x500 LEX supports Auto-Lock tool-free rotor exchange and Auto-ID automatic rotor recognition, helping laboratories change applications quickly while reducing rotor setup errors.

This pre-owned Thermo Scientific Fiberlite F12-6x500 LEX rotor from American Instrument Exchange is inspected for condition and proper operation and includes a 90-day warranty.

Thermo Fiberlite F12-6x500 LEX Key Features

• Large-capacity fixed-angle superspeed centrifuge rotor

• 6 x 500 mL capacity

• 3.0 L total nominal capacity

• Maximum speed of 12,000 rpm

• Maximum RCF of 24,471 x g

• Full rated performance in both Sorvall LYNX 4000 and LYNX 6000

• 20° fixed-angle geometry

• Carbon fiber composite construction

• Approximately 20 lb. / 9.1 kg rotor weight

• Maximum bottle dimensions of approximately 70 x 160 mm

• Maximum permissible load of 6 x 675 g

• Auto-Lock tool-free rotor exchange

• Auto-ID automatic rotor identification

• Speed Handle rotor lid

• Biocontainment-certified configuration

• Dual-locking lid design

• Compatible with selected 500 mL Fiberlite and Nalgene bottles

• Compatible with selected 250 mL bottles using adapters

• Maximum autoclaving temperature of 121°C

• Well suited for large-volume cell harvesting and clarification

• Corrosion- and fatigue-resistant carbon fiber construction

• Inspected and tested by American Instrument Exchange

• 90-day warranty included from American Instrument Exchange

Thermo Fiberlite F12-6x500 LEX Overview

The Fiberlite F12-6x500 LEX is designed for laboratories that need to process large sample volumes without dropping into the relatively low centrifugal-force range associated with many conventional large-capacity centrifuge rotors.

Each of its six positions accommodates a compatible 500 mL centrifuge bottle, providing up to 3 liters of nominal capacity in a single rotor load.

At the same time, the F12-6x500 LEX reaches 12,000 rpm and 24,471 x g.

That combination makes it particularly valuable for laboratories processing:

Bacterial cultures
Yeast cultures
Cell suspensions
Fermentation harvests
Tissue homogenates
Cell lysates
Protein preparations
Large-volume biological samples

For laboratories operating a Sorvall LYNX centrifuge, the F12-6x500 LEX can significantly reduce the number of centrifugation cycles required to process multi-liter sample batches.

Thermo Fiberlite F12-6x500 LEX Key Specifications

Specification	Details
Manufacturer	Thermo Scientific
Product Line	Fiberlite LEX
Model	F12-6x500 LEX
Catalog Number	096-062375
Rotor Type	Fixed Angle
Rotor Material	Carbon Fiber Composite
Capacity	6 x 500 mL
Total Nominal Capacity	3.0 L
Maximum Speed	12,000 rpm
Maximum RCF	24,471 x g
Maximum Speed – LYNX 6000	12,000 rpm
Maximum RCF – LYNX 6000	24,471 x g
Maximum Speed – LYNX 4000	12,000 rpm
Maximum RCF – LYNX 4000	24,471 x g
Maximum Speed at 4°C	12,000 rpm
Rotor Angle	20°
Maximum Radius	152 mm
Minimum Radius	69 mm per current LYNX manual
K-Factor	1,388 per current LYNX manual
Maximum Bottle Diameter	70 mm
Maximum Bottle Length	160 mm
Maximum Permissible Load	6 x 675 g
Empty Rotor Weight	9.1 kg / 20 lb.
Maximum Autoclave Temperature	121°C
Auto-Lock	Yes
Auto-ID	Yes
Biocontainment Certification	Yes
Compatible Centrifuges	Sorvall LYNX 4000 and LYNX 6000
Condition	Pre-Owned / Refurbished
AIE Warranty	90 Days

Common Applications

The Thermo Fiberlite F12-6x500 LEX is well suited for large-volume cell harvesting, bacterial and yeast pelleting, fermentation biomass recovery, lysate clarification, tissue homogenate processing, protein precipitation, biomolecule preparation, subcellular fractionation, and other high-speed separations requiring 250 mL to 500 mL vessels.

Its combination of three-liter capacity and approximately 24,500 x g maximum force makes it particularly useful for laboratories that have outgrown smaller 50 mL or 250 mL rotor formats but still require substantially more centrifugal force than a general-purpose swinging-bucket rotor can provide.

Ideal Laboratory Types

The Fiberlite F12-6x500 LEX is an excellent choice for biotechnology companies, pharmaceutical research facilities, microbiology laboratories, fermentation laboratories, protein purification groups, molecular biology facilities, cell biology laboratories, process-development groups, contract research organizations, university research laboratories, pilot-scale biotechnology operations, and industrial R&D facilities.

It is especially valuable for laboratories processing multi-liter culture or lysate volumes in repeated centrifugation workflows.

6 x 500 mL / 3-Liter Processing Capacity

The most important practical advantage of the F12-6x500 LEX is its 3-liter total nominal rotor capacity.

Six 500 mL positions allow laboratories to process substantial sample volumes in a single centrifugation cycle.

For comparison, processing 3 liters in 50 mL tubes would require as many as:

60 individual 50 mL tubes

The F12-6x500 LEX can accommodate the same nominal volume using:

6 x 500 mL bottles

This can dramatically simplify:

• Sample dispensing

• Tube balancing

• Rotor loading

• Sample tracking

• Pellet recovery

• Washing procedures

• Run scheduling

For laboratories routinely harvesting microbial cultures or clarifying large lysate batches, the reduction in vessel count alone can provide a major workflow improvement.

12,000 rpm / 24,471 x g Performance

The F12-6x500 LEX operates at up to 12,000 rpm, producing a maximum RCF of 24,471 x g.

This is significant because many large-volume centrifuge rotors sacrifice centrifugal force in exchange for capacity.

The F12-6x500 LEX combines both.

Approximately 24,500 x g provides sufficient force for many demanding biological separation procedures, including:

• Rapid microbial cell harvesting

• Dense biomass pelleting

• Protein precipitate recovery

• Tissue homogenate clarification

• Cell lysate clarification

• Large-particle subcellular separation

This makes the F12-6x500 LEX a useful bridge between lower-speed large-capacity centrifugation and smaller-volume superspeed rotors.

Same Performance in LYNX 4000 and LYNX 6000

Unlike some Fiberlite rotors whose maximum operating speed differs between the Sorvall LYNX 4000 and LYNX 6000, the F12-6x500 LEX reaches its full rated performance in both centrifuges.

In either platform, the rotor can operate at:

12,000 rpm maximum speed
24,471 x g maximum RCF

This makes the F12-6x500 LEX particularly attractive for laboratories operating both LYNX models.

Protocols developed around this rotor can generally be transferred between the LYNX 4000 and LYNX 6000 without adjusting the maximum rotor speed or RCF limit.

20° Fixed-Angle Geometry

The F12-6x500 LEX uses a 20-degree fixed-angle design.

During centrifugation, suspended particles move outward through the sample and collect along the lower outer wall and bottom of the centrifuge bottle.

A relatively shallow fixed angle produces a short sedimentation path, promoting efficient pellet formation.

This geometry is particularly useful for:

• Cell harvesting

• Biomass recovery

• Protein precipitation

• Clarification

• Dense particulate separation

After centrifugation, supernatant can typically be poured or aspirated away while the pellet remains concentrated along the bottom and outer wall of the vessel.

Large-Volume Cell Harvesting

Cell harvesting is one of the strongest applications for the F12-6x500 LEX.

Laboratories growing bacterial, yeast, microbial, or compatible cultured-cell samples often need to recover biomass from several liters of culture.

Using smaller 50 mL tubes can require many centrifugation cycles and significant operator handling.

The F12-6x500 LEX allows up to 3 liters nominally to be loaded into a single rotor.

Potential workflows include:

• Recombinant protein-expression cultures

• Bacterial fermentation

• Yeast fermentation

• Microbiology research

• Cell biomass recovery

• Bioprocess development

• Pilot-scale biological production

For high-throughput culture harvesting, the reduction in individual containers can substantially improve laboratory efficiency.

Fermentation & Bioprocess Applications

Fermentation and process-development laboratories frequently work with sample volumes that are too large for conventional benchtop centrifuges but too small to justify dedicated continuous-flow systems.

The F12-6x500 LEX fits naturally into this intermediate scale.

Three liters can be processed per rotor load while maintaining up to approximately 24,500 x g centrifugal force.

This makes the rotor useful for:

• Process-development studies

• Fermentation optimization

• Recombinant protein production

• Microbial biomass recovery

• Scale-up experiments

• Process sample clarification

For laboratories transitioning from research-scale tubes to liter-scale batches, the F12-6x500 LEX offers a practical step up in capacity.

Lysate Clarification

Large-volume cell disruption generates lysates containing soluble biomolecules along with cell membranes, insoluble debris, aggregates, and unbroken cells.

Centrifugation is commonly used to remove this material before downstream purification.

With six 500 mL positions, the F12-6x500 LEX can process relatively large lysate batches while providing sufficient RCF for efficient clarification.

This is particularly useful during:

• Protein purification

• Recombinant protein expression

• Enzyme purification

• Nucleic acid preparation

• Biochemical fractionation

• Pharmaceutical process development

The larger bottle format minimizes the need to subdivide lysates across numerous smaller centrifuge tubes.

Protein & Enzyme Precipitation

The rotor can also be used for collection of proteins and enzymes precipitated from solution.

Ammonium sulfate precipitation and related methods frequently generate sample volumes too large to handle conveniently in smaller tubes.

The F12-6x500 LEX allows laboratories to process large batches using six 500 mL vessels while maintaining enough centrifugal force for effective precipitate recovery.

This can make the rotor particularly valuable in protein chemistry, enzymology, process development, and purification workflows.

Tissue Homogenate Processing

Tissue homogenization can generate substantial volumes containing cellular debris, fibrous material, organelles, and suspended particulate matter.

The F12-6x500 LEX provides the capacity needed for larger homogenate batches while maintaining high-speed clarification capability.

Potential applications include:

• Animal tissue homogenates

• Plant tissue homogenates

• Agricultural biotechnology

• Pharmaceutical extraction

• Natural-products research

• Biochemical fractionation

The combination of 500 mL vessels and approximately 24,500 x g allows laboratories to process substantially larger samples than typical benchtop rotors.

Fiberlite Carbon Fiber Construction

The F12-6x500 LEX is manufactured from carbon fiber composite rather than conventional aluminum or titanium.

Carbon fiber provides an outstanding strength-to-weight ratio while offering excellent resistance to corrosion and fatigue.

These properties are especially useful for large centrifuge rotors.

A conventional metallic rotor capable of holding three liters of sample can become extremely heavy.

Fiberlite construction allows the F12-6x500 LEX to weigh approximately 20 pounds, while still supporting six 500 mL bottles at speeds up to 12,000 rpm.

Lightweight Handling for a 3-Liter Rotor

At approximately 9.1 kg / 20 lb., the F12-6x500 LEX is relatively lightweight for a rotor with three liters of nominal capacity.

Reduced rotor mass makes it easier for laboratory personnel to:

• Install the rotor

• Remove it after a run

• Carry it to a workbench

• Clean it

• Inspect it

• Store it

This ergonomic advantage becomes increasingly important as rotor capacity increases.

A lighter rotor also reduces the risk of accidental impact or damage during manual handling.

Corrosion Resistance

Traditional aluminum centrifuge rotors can be vulnerable to corrosion from:

• Moisture

• Condensation

• Salts

• Buffers

• Sample spills

• Improper cleaning agents

Because rotors operate under substantial centrifugal stress, corrosion can become a safety concern rather than merely a cosmetic issue.

Fiberlite carbon fiber composite does not undergo traditional aluminum corrosion, giving it an important durability advantage in refrigerated biological laboratories.

Proper inspection and maintenance remain necessary, but carbon fiber helps reduce one of the major long-term concerns associated with metallic centrifuge rotors.

Fatigue Resistance

Centrifuge rotors experience repeated cyclic loading every time they accelerate, operate at speed, and decelerate.

Fiberlite carbon fiber construction provides excellent resistance to fatigue under repeated use.

This contributes to the long-service-life design associated with Fiberlite rotor systems.

Users should still inspect the rotor routinely for:

• Impact damage

• Delamination

• Cracks

• Abnormal wear

• Damaged tube cavities

• Lid damage

• Drive-interface wear

• Seal deterioration

Any rotor with questionable structural condition should be removed from service until properly evaluated.

Auto-Lock Rotor Exchange

When used with a Sorvall LYNX 4000 or LYNX 6000, the F12-6x500 LEX supports Thermo Scientific Auto-Lock rotor exchange.

Auto-Lock allows the rotor to be installed securely without conventional tools or manual spindle tightening.

This enables rotor changes in only a few seconds.

For laboratories using several LYNX rotor formats, Auto-Lock can significantly improve workflow efficiency.

Users can switch between large-volume, 50 mL, and other rotor types as applications change throughout the workday.

Auto-ID Rotor Identification

The F12-6x500 LEX also supports Auto-ID automatic rotor recognition.

Once the rotor is properly installed, the LYNX centrifuge recognizes it and loads the appropriate operating parameters.

This helps eliminate the need for manual rotor-code entry and reduces the chance that an incorrect rotor setting will be selected.

Auto-ID can help:

• Shorten run setup

• Reduce operator errors

• Prevent rotor overspeed

• Improve multi-user workflow

• Simplify rotor changes

This is particularly valuable in shared core facilities and busy biotechnology or pharmaceutical laboratories.

Speed Handle Rotor Lid

The F12-6x500 LEX uses Thermo Scientific's Speed Handle lid design.

The handle simplifies lid tightening and removal while also providing a convenient point for handling the rotor lid.

Correct lid installation is especially important on large-capacity rotors because the lid and sealing system can form part of the rotor's biological containment system.

The lid, seals, and locking components should be inspected before operation.

Biocontainment Capability

Thermo Scientific lists the F12-6x500 LEX with biocontainment certification.

Fiberlite LEX rotors incorporate containment-oriented features designed to help prevent biological material from escaping in the event of a bottle leak or failure.

Features associated with the LEX platform include a sealed lid configuration and containment design that allows the rotor to remain closed while it is transported to an appropriate biosafety cabinet for sample recovery.

This can be particularly valuable for microbiology, biotechnology, pharmaceutical, and cell-biology laboratories.

Biocontainment depends on correct use of the entire system, including approved bottles, closures, O-rings, rotor lid, and laboratory procedures.

500 mL Fiberlite Bottle Compatibility

Thermo Scientific specifies compatible 500 mL Fiberlite PPCO and polycarbonate bottles for operation in the F12-6x500 LEX.

Current Fiberlite 500 mL bottles can operate at the rotor's full:

12,000 rpm
24,471 x g

when used according to manufacturer instructions.

These bottles measure approximately 70 mm in diameter x 160 mm long.

The correct caps, plugs, O-rings, fill volumes, and sample-density limits must be observed.

Nalgene 500 mL Bottle Compatibility

Selected Nalgene 500 mL PPCO and polycarbonate bottles can also be used in the F12-6x500 LEX.

However, an important distinction applies.

The compatible Nalgene bottle configurations are rated to approximately:

9,000 rpm
13,700 x g

rather than the rotor's full 12,000 rpm / 24,471 x g performance.

Therefore, laboratories should never assume that a 500 mL bottle can automatically be run at the rotor's maximum speed simply because it fits the cavity.

The lowest-rated component determines the operating limit.

250 mL Bottle Capability

The F12-6x500 LEX can also accommodate compatible 250 mL Fiberlite bottles using the appropriate adapter.

This gives laboratories greater flexibility when sample volumes are below 500 mL.

Compatible Fiberlite 250 mL bottles can reach approximately:

12,000 rpm
22,260 x g

with the specified adapter configuration.

This effectively allows one rotor to cover both:

6 x 500 mL workflows
and
6 x 250 mL workflows

reducing the need for a separate rotor when applications shift between the two sample volumes.

F12-6x500 LEX vs. F14-6x250y

The F12-6x500 LEX and F14-6x250y are complementary Fiberlite rotors for laboratories processing medium- to large-volume samples.

The F12-6x500 LEX provides:

6 x 500 mL capacity
3.0 L total nominal capacity
12,000 rpm
24,471 x g

The F14-6x250y provides:

6 x 250 mL capacity
1.5 L total nominal capacity
14,000 rpm
Approximately 30,240 x g

Choose the F12-6x500 LEX when total batch volume is the priority.

Choose the F14-6x250y when higher maximum RCF is more important and 250 mL vessels provide sufficient capacity.

For laboratories with varied sample volumes, having access to both rotors gives a LYNX centrifuge substantial workflow flexibility.

F12-6x500 LEX vs. F14-14x50cy

The F12-6x500 LEX and F14-14x50cy address very different sample-processing strategies.

The F12-6x500 LEX holds six large 500 mL bottles, providing three liters of total capacity.

The F14-14x50cy holds fourteen 50 mL tubes, providing 700 mL total nominal capacity.

Choose the F12-6x500 LEX for:

• Large batch processing

• Culture harvesting

• Fermentation samples

• Large lysates

• Homogenates

Choose the F14-14x50cy for:

• Large numbers of independent samples

• Parallel experiments

• 50 mL conical workflows

• Higher sample count

The distinction is primarily batch volume versus number of independently processed samples.

F12-6x500 LEX vs. F20-12x50 LEX

The F20-12x50 LEX prioritizes maximum centrifugal force, while the F12-6x500 LEX prioritizes volume.

The F12-6x500 LEX provides:

3.0 L nominal capacity
24,471 x g

The F20-12x50 LEX provides:

600 mL nominal capacity
Up to 51,428 x g in a LYNX 6000

Choose the F12-6x500 LEX for large-volume harvesting and clarification.

Choose the F20-12x50 LEX for smaller samples requiring substantially higher centrifugal force.

F12-6x500 LEX vs. Large Swinging-Bucket Rotors

Large swinging-bucket rotors are useful when laboratories require flexible adapters, plates, blood tubes, horizontal interfaces, or specialized vessel formats.

The F12-6x500 LEX instead emphasizes high-force fixed-angle processing.

Its approximately 24,500 x g maximum RCF is substantially higher than the capability of many general-purpose large-capacity swinging-bucket systems.

This makes the F12-6x500 LEX especially well suited for:

• Rapid cell pelleting

• Dense biomass recovery

• Protein precipitation

• Lysate clarification

where compact pellet formation is more important than horizontal separation geometry.

Current LYNX Compatibility

The Thermo Scientific 096-062375 F12-6x500 LEX is designed for both:

Sorvall LYNX 4000 Superspeed Centrifuge
Sorvall LYNX 6000 Superspeed Centrifuge

Unlike certain other Fiberlite rotors, the F12-6x500 LEX reaches its full 12,000 rpm / 24,471 x g specification in either centrifuge.

This makes it one of the more straightforward rotor choices for laboratories operating the LYNX platform.

Rotor Inspection & Testing by American Instrument Exchange

Centrifuge rotors are safety-critical components, so American Instrument Exchange inspects pre-owned rotors before offering them for laboratory use.

Evaluation of the F12-6x500 LEX may include inspection of:

• Carbon fiber rotor body

• Bottle cavities

• Auto-Lock drive interface

• Rotor lid

• Speed Handle mechanism

• O-rings and seals

• Locking components

• Identification markings

• Signs of impact

• Signs of delamination

• Abnormal wear

• Overall mechanical condition

When compatible equipment is available, the rotor may also be installed and operated to verify proper fit and performance.

Users should continue to inspect the rotor prior to operation and follow Thermo Scientific's operating, cleaning, maintenance, and inspection procedures.

Refurbished Centrifuge Rotors from American Instrument Exchange

American Instrument Exchange offers inspected used and refurbished centrifuge rotors for laboratories seeking to expand the capabilities of existing centrifuge systems without the expense of purchasing new accessories.

The Thermo Scientific Fiberlite F12-6x500 LEX is particularly valuable for laboratories already operating a Sorvall LYNX 4000 or LYNX 6000 and needing a large-capacity 3-liter superspeed fixed-angle rotor.

American Instrument Exchange also stocks refurbished centrifuges and rotors from Thermo Scientific, Sorvall, Beckman Coulter, Eppendorf, and other major centrifuge manufacturers.

Shipping & Rotor Care

The Fiberlite F12-6x500 LEX should be packaged carefully during transport to protect the carbon fiber body, Auto-Lock drive interface, lid, sealing surfaces, and bottle cavities.

Upon delivery, users should inspect the rotor and verify compatibility with the intended centrifuge and labware before operation.

Thermo Scientific specifies a maximum autoclaving temperature of 121°C for the rotor when approved procedures are followed.

Only manufacturer-compatible cleaning, decontamination, and sterilization methods should be used.

The rotor body, lid, O-rings, drive mechanism, and bottle cavities should be inspected regularly for signs of damage or deterioration.

Related Laboratory Equipment

Laboratories using the F12-6x500 LEX frequently also require Sorvall LYNX superspeed centrifuges, additional Fiberlite fixed-angle rotors, 500 mL centrifuge bottles, 250 mL rotor adapters, refrigerated benchtop centrifuges, swinging-bucket rotors, ultracentrifuges, biosafety cabinets, ultra-low freezers, laboratory refrigerators, incubators, and other sample-processing equipment.

American Instrument Exchange offers refurbished Thermo Scientific Sorvall LYNX 4000 and LYNX 6000 centrifuges, as well as compatible rotors and centrifuge accessories for biotechnology, pharmaceutical, academic, clinical research, fermentation, and process-development laboratories.

Thermo Scientific Fiberlite F12-6x500 LEX Frequently Asked Questions

What is the capacity of the Fiberlite F12-6x500 LEX?

The rotor holds six 500 mL bottles, providing a total nominal capacity of 3 liters per run.

What is the maximum speed of the F12-6x500 LEX?

Maximum speed is 12,000 rpm in both the Sorvall LYNX 4000 and LYNX 6000.

What is the maximum RCF?

The F12-6x500 LEX produces up to 24,471 x g.

Does the rotor reach the same performance in the LYNX 4000 and LYNX 6000?

Yes. Unlike some other Fiberlite rotors, the F12-6x500 LEX is rated to 12,000 rpm and 24,471 x g in both centrifuge models.

What type of rotor is the F12-6x500 LEX?

It is a 20-degree fixed-angle carbon fiber composite rotor.

What is the Thermo Scientific catalog number?

The current LYNX-compatible F12-6x500 LEX is catalog number 096-062375.

How much does the F12-6x500 LEX weigh?

The empty rotor weighs approximately 9.1 kg / 20 lb.

Why is the F12-6x500 LEX useful for cell harvesting?

Its 3-liter nominal capacity allows laboratories to process large culture volumes in relatively few vessels, while approximately 24,500 x g provides sufficient force for efficient cell and biomass pelleting.

Can it be used for fermentation samples?

Yes. The rotor is particularly useful for microbial cultures, fermentation harvests, process-development samples, and other large-volume biological suspensions.

Can the F12-6x500 LEX be used for lysate clarification?

Yes. Its combination of large capacity and high centrifugal force makes it well suited for clarifying large batches of cell lysate prior to protein or biomolecule purification.

Can I use 250 mL bottles in the rotor?

Yes. Compatible 250 mL Fiberlite bottles can be used with the correct adapters.

Can every 500 mL centrifuge bottle run at 24,471 x g?

No. The rotor may be capable of 24,471 x g, but individual bottles can have lower ratings.

For example, compatible Fiberlite bottles can operate at the rotor's full speed, while certain Nalgene 500 mL bottles are limited to approximately 9,000 rpm / 13,700 x g.

Always observe the lowest rated component.

What size bottles fit the F12-6x500 LEX?

The rotor is designed around bottles up to approximately 70 mm in diameter and 160 mm long.

Does the F12-6x500 LEX use Auto-Lock?

Yes. It supports Thermo Scientific Auto-Lock tool-free rotor exchange in compatible LYNX centrifuges.

Does it support Auto-ID?

Yes. The LYNX centrifuge can automatically identify the installed rotor and apply the appropriate rotor operating parameters.

Is the F12-6x500 LEX suitable for biocontainment applications?

Thermo Scientific lists the rotor with biocontainment certification. Correct bottles, closures, O-rings, lid components, and laboratory procedures must be used to maintain containment.

Is the F12-6x500 LEX autoclavable?

Thermo Scientific specifies a maximum autoclaving temperature of 121°C when approved procedures are followed.

What is the difference between the F12-6x500 LEX and F14-6x250y?

The F12-6x500 LEX offers twice the nominal capacity at 3 liters, while the F14-6x250y provides 1.5 liters but reaches a higher maximum RCF of approximately 30,240 x g.

Choose the F12-6x500 LEX for greater batch volume and the F14-6x250y for higher centrifugal force.

How does the F12-6x500 LEX compare with the F20-12x50 LEX?

The F12-6x500 LEX processes six 500 mL bottles for 3 liters total, while the F20-12x50 LEX processes twelve 50 mL tubes for 600 mL total but can reach more than 51,000 x g in a LYNX 6000.

The F12 is optimized for large-volume processing, while the F20 is optimized for higher centrifugal force.

What warranty does American Instrument Exchange provide?

This pre-owned Thermo Scientific Fiberlite F12-6x500 LEX rotor includes a 90-day warranty from American Instrument Exchange.