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Tactile Switch, B3U, Top Actuated, Surface Mount, Round Button, 153 gf, 50mA at 12VDC


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Manufacturer Part No:
Order Code:
Also Known As:
B3U-1000P, B3U 0028D
Technical Datasheet:
B3U-1000P   Datasheet
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Technical Documents (1)

CAD Downloads


Terms and Conditions

CAD Models - Notice
CAD Models and drawings are provided to you on a revocable limited licence for your internal use only but remain the property of the manufacturer who retain all intellectual property rights and ownership. They are provided to assist you in decision making and as design guide but are not guaranteed to be error free, accurate or up to date and is not intended to be taken as advice.
Use of these CAD models and other options provided are downloaded and used entirely at your own risk and by continuing you confirm acceptance of the above.

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Product Overview

The B3U series from Omron are ultra small sized surface mount tactile switches with high contact reliability. These compact switches allow high density mounting on PCBs for mobile equipment.
  • SPST-NO contact configuration
  • Switching capacity of 1 to 50mA at 5VDC to 12VDC
  • Maximum contact resistance of 100mohm
  • Minimum insulation resistance of 100Mohm
  • Top actuator
  • Dust proof construction provides high reliability in dusty environments
  • 1.2mm x 3mm x 2.5mm size


Industrial, Power Management, Automation & Process Control


Market demand for this product has caused an extension in leadtimes. Delivery dates may fluctuate. Product exempt from discounts.

Also Known As

B3U-1000P, B3U 0028D
Packaging type Re-reel
A €5.00 re-reeling charge will be added for this product"
Additional packaging options available
Cut Tape :1333652 Check stock

20,532 In stock

17,500 more will be available on 23/12/23

Reserving future stock

Order before 16:30

With you next business day

Due to market conditions delivery times are for general guidance only and may be subject to change at short notice


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100+ €0.762
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No longer stocked:: No Longer Manufactured::
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100 (Cut Tape 1333652) x 0.762 = €76.20
Total Price: €76.20
100 (Re-reel 1333652RL) x 0.762 = €76.20
Total Price: €76.20
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*Note: If you have selected a re-reeled item a €5.00 charge will be applied."
A re-reel is a custom reel available for cut tape items where the order qty exceeds 100
NOTE: Shipments for different packaging options may come from a remote warehouse. Please see delivery and lead time information for each packaging option.