Thermo Scientific MaxQ 3000 Open-Air Orbital Shaker
The Thermo Scientific MaxQ 3000 Open-Air Orbital Shaker is a large-platform laboratory shaker designed for bacterial and yeast culture, protein expression, plasmid preparation, general mixing, solubility studies, extraction procedures, staining and destaining, diagnostic workflows, and other applications requiring reliable orbital agitation. Equipped with a large 36 × 24-inch platform, 1-inch orbital motion, and capacity for loads up to 50 lb, the MaxQ 3000 provides considerably more usable shaking area than many conventional benchtop orbital shakers.
This analog MaxQ 3000 configuration operates from 40 to 400 rpm and combines straightforward rotary speed and timer controls with an analog tachometer that displays actual shaking speed. The heavy-duty triple-eccentric drive uses six permanently lubricated ball bearings to support stable orbital motion and continuous laboratory operation.
Unlike an incubated shaker, the MaxQ 3000 is an open-air platform shaker and does not provide its own temperature control. This makes it an economical choice for room-temperature mixing applications and laboratories that already have suitable temperature-controlled space. Thermo designed the MaxQ 3000 for operation in appropriate incubators, warm rooms, environmental chambers, and refrigerators, allowing laboratories to combine large-platform shaking with an existing controlled-temperature environment when required.
Available used and refurbished from American Instrument Exchange, this Thermo Scientific MaxQ 3000 is tested and cleaned prior to shipment and includes a 90-day warranty from AIE.
Key Features
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Thermo Scientific MaxQ 3000 open-air orbital shaker
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Analog SHKA3000-style control configuration
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40–400 rpm operating range
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1-inch / 2.54 cm orbit
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Large 36 × 24-inch platform
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Maximum platform load of 50 lb at appropriate operating speeds
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Triple-eccentric orbital drive
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Six permanently lubricated ball bearings
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Mechanical timer with 1–60 minute timed operation
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Continuous shaking mode
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Analog tachometer displays actual rpm
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Suitable for use in compatible incubators, warm rooms, environmental chambers, and refrigerators
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120V, 1.0 amp electrical configuration
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Used and refurbished by American Instrument Exchange
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90-day AIE warranty
Overview
The MaxQ 3000 is designed for laboratories that need more shaking capacity than a small benchtop orbital shaker can provide but do not necessarily need an integrated temperature-controlled cabinet.
Its 36 × 24-inch platform provides substantial room for flasks, bottles, tubes, separatory funnels, and other vessels when configured with the appropriate clamps, racks, or dedicated platform.
This large working area makes the MaxQ 3000 particularly useful for microbiology and molecular biology laboratories running multiple cultures simultaneously. It can also support larger-volume shake-flask applications where smaller orbital shakers may become capacity constrained.
The controls on this unit are intentionally simple. Shaking speed and operating time are adjusted mechanically, while an analog tachometer allows the operator to verify actual platform speed.
For laboratories that value straightforward operation, high load capacity, and a large shaking surface, the MaxQ 3000 remains a practical orbital shaker platform.
Key Specifications
| Specification |
Details |
| Manufacturer |
Thermo Scientific |
| Model |
MaxQ 3000 |
| Equipment Type |
Open-Air Orbital Shaker |
| Control Configuration |
Analog / Mechanical |
| Speed Range |
40–400 rpm |
| Orbit |
1 in. / 2.54 cm |
| Included Platform |
36 × 24 in. / 91.4 × 60.9 cm |
| Maximum Platform Load |
50 lb. / 22.7 kg at appropriate speeds |
| Drive |
Triple-eccentric orbital drive |
| Bearings |
6 permanently lubricated ball bearings |
| Speed Display |
Analog tachometer |
| Speed Adjustment |
Rotary control |
| Timer |
Mechanical |
| Timed Operation |
1–60 minutes |
| Continuous Operation |
Yes |
| Operating Temperature |
0°C to 40°C |
| Operating Humidity |
20% to 80%, non-condensing |
| Intended Environment |
Indoor use |
| Electrical |
120V, 1.0 A |
| Condition |
Used / Refurbished |
| AIE Warranty |
90 Days |
Common Applications
The Thermo MaxQ 3000 is well suited for bacterial and yeast culture, recombinant protein expression, plasmid production, microbial research, general mixing, solubility studies, extraction procedures, staining and destaining, diagnostic-test preparation, washing procedures, and other laboratory protocols requiring continuous or timed orbital agitation.
Its large platform also makes it useful for laboratories that need to process many vessels simultaneously or shake larger culture flasks that consume too much space on a smaller benchtop shaker.
Ideal Laboratory Types
The MaxQ 3000 is a strong choice for biotechnology companies, pharmaceutical research laboratories, microbiology groups, molecular biology laboratories, academic research facilities, fermentation and process-development laboratories, food and environmental testing laboratories, industrial research facilities, and other organizations performing routine shaking or microbial culture.
It is especially attractive for laboratories that already have temperature-controlled rooms, incubators, or environmental chambers and therefore do not need to pay for an orbital shaker with its own heating or refrigeration system.
Large 36 × 24-Inch Shaking Platform
One of the most important advantages of this MaxQ 3000 is its large 36 × 24-inch platform.
Platform area can become a significant bottleneck in busy microbiology and molecular biology laboratories. A small shaker may have adequate speed and orbit but still limit throughput simply because there is not enough room to install the required number of flasks.
The MaxQ 3000 provides approximately six square feet of platform area, allowing researchers to configure the shaker for substantial vessel capacity.
Thermo offered both universal platforms and dedicated platforms for the MaxQ 3000, allowing laboratories to optimize the shaker for particular vessel types.
Flask & Vessel Capacity
The large platform allows the MaxQ 3000 to accommodate many different vessel arrangements when appropriate clamps or racks are installed.
Depending on the platform configuration, laboratories can use Erlenmeyer flasks, Fernbach flasks, bottles, tubes, separatory funnels, and other compatible vessels.
Dedicated platforms can be particularly useful when a laboratory routinely uses one flask size because the clamp arrangement can be optimized to maximize capacity. Universal platforms provide greater flexibility for facilities that frequently change vessel sizes.
Customers purchasing a refurbished MaxQ 3000 should confirm the exact clamps and accessories included with the available unit so that the shaker can be configured for their intended workflow.
50 lb Platform Load Capacity
Thermo specifies a platform load capacity of up to 50 lb at appropriate operating speeds.
This substantial capacity allows the MaxQ 3000 to support multiple filled culture flasks or other relatively heavy vessel configurations.
Maximum safe speed depends on the total load and its distribution across the platform. Heavier loads may require lower operating speeds.
Properly balancing the load is also important. Vessels should be distributed as evenly as possible around the platform to minimize vibration and unnecessary stress on the shaker drive.
1-Inch Triple-Eccentric Orbital Drive
The MaxQ 3000 uses a 1-inch / 2.54 cm orbit driven by a triple-eccentric mechanism.
The drive incorporates six permanently lubricated ball bearings and is designed to distribute platform loads across multiple support points.
This architecture is particularly useful for a large-platform shaker because the drive must support both the platform and potentially substantial vessel loads while maintaining consistent orbital motion.
The 1-inch orbit is well suited to many common biological shaking applications and provides effective liquid movement in a wide variety of flask sizes.
Why Orbit Diameter Matters
Shaker performance is determined by more than rpm.
Orbit diameter affects the movement of liquid inside a vessel and therefore influences mixing, aeration, gas transfer, and shear.
A protocol developed at 250 rpm on a shaker with a substantially smaller orbit may not produce identical mixing conditions when transferred directly to the MaxQ 3000 at the same speed.
When reproducing an established culture process, laboratories should therefore consider both rpm and orbit diameter along with vessel geometry and fill volume.
40–400 rpm Speed Range
This analog MaxQ 3000 operates from approximately 40 to 400 rpm.
The broad speed range supports both moderate mixing and vigorous shaking applications.
Lower speeds may be useful for gentle mixing, extraction, staining, washing, or larger-volume vessels, while higher speeds can support microbial cultures and other applications requiring increased mixing or aeration.
The ideal speed depends on vessel size, liquid volume, culture type, platform loading, and experimental requirements.
Analog Tachometer & Simple Controls
The analog MaxQ 3000 uses rotary controls rather than a digital keypad.
A mechanical speed control allows the user to adjust orbital speed, while the built-in analog tachometer displays platform rpm.
This provides immediate verification of actual operating speed without requiring a complex menu or programming interface.
For laboratories performing straightforward repetitive shaking procedures, the simple control system can be an advantage. Researchers can load the platform, select the required speed, set a timer or continuous mode, and begin operation without navigating software or stored programs.
Timed & Continuous Operation
The mechanical timer supports timed shaking from approximately 1 to 60 minutes.
For procedures that require longer operation, the shaker can be switched to continuous mode.
Continuous operation is particularly useful for bacterial and yeast cultures that may require shaking for many hours or overnight.
Short timed operation can be useful for staining, washing, extraction, solubility testing, and general sample mixing.
Bacterial Culture
The MaxQ 3000 is particularly useful for bacterial shake-flask culture.
E. coli and other research microorganisms are routinely grown under orbital agitation for cloning, recombinant protein expression, plasmid preparation, strain screening, and general microbiology.
Shaking improves mixing and gas exchange while helping keep cells and nutrients distributed throughout the culture medium.
The large platform allows researchers to operate multiple cultures simultaneously, which can be valuable when screening clones or running parallel experimental conditions.
Recombinant Protein Expression
Recombinant protein expression often involves growing bacterial or yeast cultures under controlled agitation.
Researchers may initially screen multiple expression clones in smaller flasks and then expand successful cultures into larger vessels.
The MaxQ 3000 can support both stages because the platform can be configured for different flask sizes.
Its high platform capacity is especially useful for laboratories running several expression cultures simultaneously or preparing larger volumes of biomass for downstream protein purification.
Plasmid Preparation
Many plasmid DNA workflows begin with overnight bacterial cultures.
The MaxQ 3000 provides ample platform space for running multiple cultures at once, making it useful for laboratories performing cloning, sequencing preparation, transfection-plasmid preparation, or other molecular biology procedures.
Smaller flasks can be used for routine plasmid preparations, while larger vessels can support higher-volume culture when more DNA is required.
Yeast Culture
The MaxQ 3000 can also support yeast culture for molecular biology, strain development, recombinant expression, fermentation research, and metabolic studies.
Because the shaker itself does not control temperature, researchers can operate it in a suitable temperature-controlled environment when a specific incubation temperature is required.
This flexibility can be particularly useful in facilities with dedicated warm rooms or environmental chambers.
Fermentation & Process Development
Shake-flask experiments are frequently used during early fermentation and process development.
Researchers can evaluate strains, media formulations, nutrient conditions, growth characteristics, and other variables before moving a process into a bioreactor.
The large MaxQ 3000 platform allows multiple experimental conditions to be tested in parallel.
It can also support seed cultures and inoculum preparation before transfer into larger fermentation equipment.
Use Inside an Incubator or Warm Room
The MaxQ 3000 is an open-air shaker, but Thermo designed it for operation in suitable controlled-temperature environments.
A laboratory can place the shaker in a compatible incubator, warm room, or environmental chamber when a culture requires a temperature such as 30°C or 37°C.
This arrangement can be economical for facilities that already have adequate temperature-controlled space and simply need additional orbital shaking capacity.
Before installing the shaker inside another chamber, laboratories should confirm physical clearance, electrical access, ventilation, operating temperature, humidity, and load requirements.
Use Inside a Refrigerator or Cold Room
The MaxQ 3000 can also be used in appropriate refrigerated environments within the manufacturer's specified operating conditions.
This can be useful for procedures requiring orbital agitation at temperatures below typical room temperature.
Rather than purchasing a dedicated refrigerated shaker, a laboratory with existing refrigerated space may be able to combine that environment with the MaxQ 3000.
The shaker itself does not actively cool samples; temperature control is supplied entirely by the surrounding chamber or room.
General Mixing & Extraction
The MaxQ 3000 is not limited to cell culture.
Its large platform and adjustable speed make it useful for extraction procedures, solubility testing, sample washing, staining and destaining, diagnostic-test preparation, and other laboratory processes requiring repeatable orbital mixing.
Different racks, clamps, or platforms can adapt the shaker to a variety of vessel types.
This versatility can make the MaxQ 3000 useful as a shared instrument in multi-disciplinary laboratories.
MaxQ 3000 vs. MaxQ 6000
The MaxQ 3000 and MaxQ 6000 serve different laboratory needs.
The MaxQ 3000 is an open-air orbital shaker. It provides shaking but does not generate or regulate incubation temperature.
The MaxQ 6000 combines orbital shaking with an enclosed heated chamber, making it a better choice when researchers need the shaker itself to maintain a controlled incubation temperature.
The MaxQ 3000, however, offers a much larger 36 × 24-inch platform compared with the 18 × 18-inch platform used by the MaxQ 6000.
For laboratories with an existing warm room or environmental chamber, the MaxQ 3000 can therefore provide a particularly attractive combination of large platform area and relatively straightforward operation.
Analog MaxQ 3000 vs. Digital MaxQ 3000
Thermo produced the MaxQ 3000 in both analog and digital configurations.
This AIE unit is the analog-style version, which uses mechanical rotary controls, an analog tachometer, and a mechanical timer.
Digital MaxQ 3000 models use microprocessor controls and offer a different speed range along with features such as digital displays, programmable timing, speed alarms, unbalanced-load detection, and additional electronic control functions.
These features should not be assumed to be present on the analog model.
For laboratories that primarily need dependable continuous shaking, the simpler analog configuration can still provide the core performance required for many culture and mixing applications.
MaxQ 3000 vs. a Small Benchtop Orbital Shaker
Compact benchtop shakers are useful when only a few small vessels need to be mixed.
The MaxQ 3000 is designed for laboratories requiring substantially more platform area and load capacity.
Its 36 × 24-inch platform and 50 lb capacity allow it to accommodate much larger experimental setups than a typical small benchtop orbital shaker.
For a growing microbiology or protein-expression laboratory, this can reduce the need to divide one experiment among several smaller shakers.
Open-Air Design & Flexible Laboratory Placement
Because the MaxQ 3000 does not include an enclosure, heating system, or refrigeration system, it can be deployed in several different ways.
At room temperature, it functions as a large general-purpose orbital shaker.
Inside an appropriate warm room or incubator, it can support temperature-controlled microbial culture.
Inside a suitable refrigerated environment, it can support cold shaking applications.
This flexibility is one of the strongest reasons to choose an open-air shaker when a laboratory already has environmental control available elsewhere.
Refurbishment & Testing by American Instrument Exchange
Orbital shaker performance depends on a sound drive system, accurate speed control, stable platform motion, properly functioning controls, and good overall mechanical condition.
American Instrument Exchange tests used and refurbished laboratory equipment before shipment to confirm that it operates properly and according to applicable manufacturer specifications.
For a MaxQ 3000, testing focuses on core shaker functions including drive operation, speed control, tachometer response, timer operation, continuous mode, platform movement, controls, and general electrical and mechanical condition.
The unit is also thoroughly cleaned prior to shipment. Customers with particular testing requirements or intended operating conditions can discuss those needs with American Instrument Exchange before purchase.
Refurbished Thermo MaxQ 3000 Shakers from American Instrument Exchange
A refurbished Thermo Scientific MaxQ 3000 can provide laboratories with substantial shaking capacity without the acquisition cost of purchasing comparable large-platform equipment new.
This can be particularly valuable for biotechnology startups, academic laboratories, expanding protein-expression groups, microbiology facilities, and established laboratories that need to add culture capacity while controlling capital spending.
American Instrument Exchange supplies used and refurbished orbital shakers along with incubated shakers, centrifuges, incubators, laboratory refrigerators, freezers, ultra-low freezers, biosafety cabinets, water baths, and other equipment used throughout life science laboratories.
This MaxQ 3000 includes a 90-day warranty from American Instrument Exchange.
Shipping & Installation
The MaxQ 3000 is a large-platform shaker, so customers should confirm available bench or floor space before delivery.
The included platform measures 36 × 24 inches and requires sufficient clearance around the moving platform during operation. No object should be positioned where it could interfere with the orbital motion.
The AIE unit is configured for 120V electrical service and draws approximately 1.0 amp.
If the shaker will be installed inside an incubator, environmental chamber, warm room, refrigerator, or cold room, the installation should also provide appropriate electrical access and remain within the manufacturer's specified environmental limits.
Related Laboratory Equipment
Laboratories using the Thermo MaxQ 3000 frequently require complementary equipment including incubators, centrifuges, microcentrifuges, biosafety cabinets or clean benches for appropriate sample preparation, laboratory refrigerators, -20°C freezers, ultra-low temperature freezers, water baths, and additional incubated or open-air orbital shakers.
American Instrument Exchange supplies used, refurbished, and new laboratory equipment for biotechnology, pharmaceutical, microbiology, molecular biology, academic, industrial, and research laboratories.
Thermo Scientific MaxQ 3000 Frequently Asked Questions
What is the Thermo Scientific MaxQ 3000?
The MaxQ 3000 is a large-platform open-air orbital shaker designed for laboratory culture, mixing, extraction, washing, solubility, and other shaking applications.
Is this an incubated shaker?
No. The MaxQ 3000 does not provide its own temperature control. It is an open-air orbital shaker.
What is the speed range of this MaxQ 3000?
The analog AIE configuration operates from approximately 40 to 400 rpm.
Why do some MaxQ 3000 specifications say 15–500 rpm?
Thermo also produced digital MaxQ 3000 models with a 15–500 rpm range. This AIE unit uses the analog configuration, which is specified for 40–400 rpm.
What is the orbit diameter?
The MaxQ 3000 uses a 1-inch / 2.54 cm orbit.
What size platform is included?
The current AIE listing specifies a large 36 × 24-inch platform.
What is the maximum platform load?
Thermo specifies a maximum load of 50 lb at appropriate operating speeds.
Can the MaxQ 3000 be used for bacterial culture?
Yes. It is well suited for bacterial shake-flask culture when operated in an appropriate temperature environment.
Can it be used for E. coli?
Yes. E. coli culture for cloning, protein expression, plasmid preparation, and other research applications is a strong use for a MaxQ 3000.
Can it be used for yeast culture?
Yes. Yeast cultures can be shaken on the MaxQ 3000 under appropriate environmental conditions.
Is the MaxQ 3000 suitable for recombinant protein expression?
Yes. The large platform makes it particularly useful for running multiple microbial protein-expression cultures or larger shake-flask volumes.
Can it be used for plasmid production?
Yes. It can support the bacterial culture stages required before plasmid DNA isolation.
Can it be used for fermentation research?
Yes. Shake-flask fermentation, strain screening, media optimization, and inoculum preparation are appropriate applications.
Can the MaxQ 3000 operate inside an incubator?
Yes, when the incubator provides sufficient space, electrical access, ventilation, and environmental conditions within the shaker's specifications.
Can it be used in a warm room?
Yes. Warm-room operation is one way to provide temperature-controlled shaking without purchasing an incubated shaker.
Can it operate inside a refrigerator?
Thermo identifies appropriate refrigerators and controlled-temperature environments among potential installation locations, provided operating conditions remain within the instrument specifications.
Does the MaxQ 3000 refrigerate samples?
No. Any cooling must be supplied by the room, refrigerator, or environmental chamber in which the shaker is installed.
What is the operating temperature range for the shaker itself?
Thermo specifies an operating environment of approximately 0°C to 40°C.
Does this MaxQ 3000 have digital controls?
No. This AIE configuration uses mechanical rotary controls and an analog tachometer.
Does it have a timer?
Yes. The mechanical timer supports approximately 1–60 minutes of timed operation.
Can it shake continuously?
Yes. Continuous operation can be selected for longer procedures such as overnight microbial cultures.
Does this analog model have an unbalanced-load alarm?
The digital MaxQ 3000 has additional electronic monitoring features, but those should not be attributed to this analog configuration.
What type of drive does it use?
The MaxQ 3000 uses a triple-eccentric orbital drive with six permanently lubricated ball bearings.
Can I use different flask sizes?
Yes. Thermo offered universal and dedicated platform configurations and clamps for numerous vessel sizes.
Is a 36 × 24-inch platform large for a laboratory shaker?
Yes. It provides substantially more usable shaking area than many conventional benchtop orbital shakers and is one of the MaxQ 3000's primary advantages.
What electrical service does this unit require?
The AIE listing specifies 120V and approximately 1.0 amp.
Is this Thermo MaxQ 3000 available refurbished?
Yes. American Instrument Exchange offers this unit used and refurbished.
What warranty is included?
The current AIE listing includes a 90-day warranty.
