This article is about the OT-One.

It's no-longer sold or actively supported by Opentrons, but we've kept this article here to help existing users. Please see our OT-2 Support articles for the most up to date information!

Summary: This document shows all the parts and accessories included in all robot orders. These parts are spare parts for your robot for common maintenance and repair.  The accessories can be used to attach labware to the robot, including pipettes and pipette tip boxes.

If you have any questions on usage of the parts and accessories, please do not hesitate to contact us via Opentrons Support

List of all included parts and accessories:

The parts and accessories included are as follows:

  • 2 TipOne tip box adapters

  • Extra set of pipette clips with drop tip

  • 1 12V 10A Power Supply

  • 1 AB Cable

  • 8/10mm Wrench

  • Allen Key set

  • 1 Tube of white lithium grease

  • Extra Home Switches 

  • Extra Hardware (3D printed & screws)

Image of all included parts and accessories

-Dragonlab pipette clips
-DragonLab Multichannel Pipette Stabilizer
-Y Home switch plate
-Z motor mount
-Z Home switch plate
-OT-Hood motor controller box stabilizer
-Home switch plate (X, A, B)
-Switch Clip Holder
-Pipette Stopper L bracket
-TipOne tip box adapter 10uL & 300uL
-TipOne tip box adapter 1000uL
-Belt Clip Hardware
-Camera Mount
-Wire holder Insert
-X rail bracket (left)
-X rail bracket (right)


Two TipOne tip box adapters

These adapters fit 10uL & 300uL tip boxes **tip boxes not included

Extra set of pipette clips with drop tip

12 Volt 10 Amp power supply


Spare nuts and bolts
Collection of the primary nuts and bolts used on the OT-One 

2 Home Switches and Belt track 

8mm/10mm wrench with set of Allen Keys

3D printed hardware

  • Bumpers

  • Home switch plates 

  • X cable track brackets

  • Z mount

Small tube of white lithium grease
**white lithium grease is used to lubricate the motor threads and rods attached to the acrylic which moves the drop tip, only a small amount is needed

Spare deck slot mount

A to B cable

Spare motor and switch cables

Pipette hardware
** The following hardware is included within the pipette box, pipettes will be removed from original boxes and mounted for easy installation.

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