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OT-2 Frequently Asked Questions

Out of the box, the OT-2 can support any automation-compatible, ANSI/SLAS compliant well plates, plus a wide range of snap-cap and screw-cap tubes up to a 50 mL conical with our 4-in-1 Tube Rack. You can see the full range of supported labware in our Labware Library.

You do not need to know how to code to use the Opentrons platform. Protocols can be created using Opentrons’ plug-and-play protocol design tools. We also have an Applications Engineering team that can build custom protocols for you.

You can find our community’s collection of OT-2 protocols within our Protocol Library. Feel free to search the library for a protocol that matches your lab’s workflows!

If you don’t see a protocol that matches your lab’s processes, we offer a couple different options for creating your protocol. Additionally, you can leverage our team of engineers for a custom protocol development.

Due to the open-source nature of the robot, many of our users have found success integrating the OT-2 with third party lab equipment.

Integrations such as these would be a DIY project taken on by your lab, and would not fall under the scope of the Opentrons Support team.

The OT-2 has the following certifications: CE, FCC, NRTL, ISO 9001, CB
Note that the robot is not IVD or GMP certified/validated

Labs within the Opentrons community have installed the OT-2 pipetting robot in biological safety cabinets (as well as in inert atmosphere glove boxes), including Labconco’s Logic Vue Class II enclosures and Baker’s AeroPROTECT 360 enclosures. We recommend you cross-check the dimensions of the OT-2 with those of your chosen biological safety cabinet.

Pipettes Frequently Asked Questions

Using Opentrons pipettes without the OT-2 is not suggested. The pipette interface contains connections to the pipette motor itself and an EEPROM that contains nothing more than the serial number of the pipette.

All of the motor control circuits and logic behind how much to drive the motor to aspirate fluid is completely contained within the circuitry of the robot.

In this sense, the user would be required to almost entirely reverse engineer our robot to operate the pipettes with any level of accuracy. Additionally, we cannot guarantee any level of performance when the pipettes are not used with our robot, this would have to be validated by the user.

The components of Opentrons pipette that might interact with liquid or vapor from your reagents are made from:

PC-ABS (external & internal housing)
NBR (internal plunger O-ring)
Silicone (external O-ring)


Opentrons pipettes are designed and tested to handle a wide range of aqueous solutions common to biochemistry. Our pipettes haven’t been tested for use with solvents and other non-aqueous chemicals.

We recommend the below chart to determine any possible interactions before using solvents on the OT-2. If you do not see the chemical you will be using below please consult a chemical compatibility database.

OT-2 Pipette Chemical Compatibility Chart:

CCchart

Ratings – Chemical Effect

A – Excellent

B – Good: Minor Effect, slight corrosion, or discoloration.

C – Fair: Moderate Effect, not recommended for continuous use. Softening or loss of strength, and swelling may occur.

D – Severe Effect: Not recommended for any use.

E – Information not available.

Pipette Tips

Materials: Opentrons tips are made from 100% polypropylene (PP).

Recycling process: PP plastic will often have a printed ‘resin code’ (5 for PP), which is useful during recycling, as they indicate what type of plastic it is. This ensures the separation and efficient recycling of different plastic types.

Nonhazardous micropipette tips can be collected for recycling. Collect in a puncture-proof container. BL1 and BL2 tips must be decontaminated with bleach or alcohol before being deposited into a recycling bin. Pharmaceutical contamination would also prevent the recycling of tips.

Always check with the environmental, health, and safety office at your institution first. Sometimes finding a pipette tip inside a recycling collection container will automatically make everything considered “trash”. Your institution’s recycling program rules will be dependent on EPA, OSHA, local hazardous waste regulations, and the municipal recycling services that are available.

P20 and P1000 Tip Racks

Materials: Opentrons P20 and P1000 tip racks are made out of ABS plastic.

Recycling process: Please see 3drific.com for more information on recycling ABS Plastic

ABS plastic uses recycling number 7.

ABS needs to be processed separately. On the industrial scale, this is automated via froth flotation, where a water-oil mixture helps sort the ABS from other particles.

At home, and at the municipal level, this will largely be done at the collection stage. ABS should be kept in a separate container and transported in the same compartmentalized manner. Some municipalities may employ workers to manually separate plastic, but this is clearly error-prone, and may not work as well as separation at the collection stage.

Once ABS plastic has been separated as much as possible, the next step in the recycling process is grinding.

Other resources like TerraCycle are specifically designed for tip racks.

P300 Tip Racks

Materials: Opentrons P300 tip racks are made out of polycarbonate plastic (PC).

Recycling process: Please see https://www.terracycle.com for more information on recycling PC plastic

PC plastic uses recycling number 7.

This is a notoriously difficult process, so we recommend selecting a company like TerraCycle or contacting your institution to review their recycling program’s rules.

Please contact us at [email protected] or through Opentrons Messenger if you have more questions or suggestions about the above.


Module Frequently Asked Questions

One Thermocycler Module can be used at a time on the OT-2.

The Thermocycler Module is intended for use with full-skirted, rigid, 96-well, 0.2 mL PCR plates. We recommend using Opentrons Tough PCR Plates.

We recommend leveraging the included Aluminum Block when running the Temperature Module. To check if your labware will fit on the aluminum block, consult the dimensions in the Temperature Module White Paper. For additional information on compatible labware, please reference our Support team’s labware compatibility article.

Please reference our Temperature Module White Paper for details on the module’s accuracy, uniformity, and time-to-temperature specifications, as well as technical drawings.

It is possible to use multiple modules of the same type on the OT-2. This is true for our Temperature Module, Magnetic Module, and Heater-Shaker Module. For a walkthrough on setting this up for your OT-2 and considerations when using multiple modules, please reference this guide.

The magnets used within our Magnetic Module are N52 Neodymium Magnets.

The Magnetic Module supports protocols with standard or deep 96 well plates with volumes ranging from 10 μL to 2 mL.

For more information on compatible labware and magnetic beads, please reference our Magnetic Module White Paper and our Support team’s labware compatibility article.

It is possible to use multiple modules of the same type on the OT-2. This is true for our Temperature Module, Magnetic Module, and Heater-Shaker Module. For a walkthrough on setting this up for your OT-2 and considerations when using multiple modules, please reference this guide.

The HEPA Module is not a biosafety cabinet, nor does it protect the user. The module is used to maintain a sterile working environment inside the OT-2.

The HEPA Module should never be used for pathogens. It should not be used for situations where there are volatiles, or any potentially hazardous aerosolized materials.

The HEPA Module uses positive pressure to provide a sterile working environment inside the OT-2, as shown in the illustration on page 2 of our HEPA Module Whitepaper.

The Opentrons HEPA Module is intended for use with our OT-2 robot, and can not be used as a standalone unit.

Yes! When carrying out multiple protocols on a Heater-Shaker Module, it may be required to have the module heat, but not shake. This option is possible on the Heater-Shaker Module.

The Heater-Shaker Module can assist in automating a variety of wetlab workflows. Here is an example of a DNA Extraction protocol leveraging the Heater-Shaker Module.

It is possible to use multiple modules of the same type on the OT-2. This is true for our Temperature Module, Magnetic Module, and Heater-Shaker Module. For a walkthrough on setting this up for your OT-2 and considerations when using multiple modules, please reference this guide.

Services Frequently Asked Questions

Our On-site Installation (SKU: 302-00014) and On-site Protocol Development (SKU: 302-00020) services are currently available for our customers within the continental United States and EMEA. Some exclusions apply. Contact your local sales representative for additional information.

The following hardware are covered by Opentrons Care and Care Plus service plans:

  • Opentrons Flex
  • OT-2
  • GEN2 Temperature Module
  • GEN2 Magnetic Module
  • GEN2 Thermocycler Module
  • GEN1 HEPA Module
  • GEN1 Heater Shaker Module
  • OT-2 Single and 8-Channel Pipettes
  • Flex 1, 8, and 96-Channel Pipettes

All Opentrons customers (international & U.S.) can purchase a Care or Care Plus plan for their Opentrons hardware!

Opentrons Care is Remote Support whereas Opentrons Care Plus is On-site Support.

For on-site support, choose our Opentrons Care Plus, and our experts will be there to assist, right at your facility. See the complete explanation of each contract below.

Opentrons Care Plus includes the following:

  • 20% Discount of on-site Installation
  • Onboarding with dedicated Field Applications Scientist
  • Yearly On-site Preventative Maintenance Visit
  • On-site Repair Visit for down Robots
  • Full parts coverage for PMs and repairs
  • Overnight parts replacement shipment
  • 4-hour average first response time (24 for international customers)
  • 48-hour on-site response time (for repair)

Opentrons Care includes the following:

  • Onboarding with dedicated Field Applications Scientist
  • Yearly Self-Service Preventative Maintenance 
  • Full parts coverage for PMs and repairs
  • 4-hour average first response time (24 for international customers)

By purchasing Remote Custom Protocol Development, you get the following benefits for your Opentrons system:

  • Remote creation of an automated protocol script, code validation and workflow optimization
  • Personalized instructions for deck and reagent setup
  • Unlimited protocol optimization by an FAS (4-hour average response time)
  • Opt-in or opt-out to sharing your protocol in our Protocol Library

Yes! With this option, one of our expert FAS will come on-site and work with you in developing your protocol. This option is highly recommended for complex workflows typically seen in NGS, nucleic acid purification and extraction, and protein purification applications.