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How It Works
Reed Switch Motor
Transistor Based Motor
Hall Effect Motor
Motor With Optical Control
Conventional Motor
Your Project
Help with Kit Selection
Experiments
Suggested Experiments
Electrical Measurements
Motor Speed Measurement
Generator Experiments
Torque and Efficiency Calculation
Using Solar Energy
Technical Information
Stan’s Project
Calculations
Applications
Classroom Science
Basic School Science
Advanced Learning
Parties and Other Activities
List of Schools and Universities
Discounts and Free Sample Kits
Our Store
All Products
Motor Kits
Experimentation Supplies
Parts
Miscellaneous
Build Your Motor
Assembly Instructions
Safety Rules
Support
Troubleshooting
Contact Us
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Parts
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Heavy duty reed switch
Heavy duty reed switch (used in kits #1-5, 8-14)
$2.95
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Small reed switch
Light duty reed switch (small or medium size)
$1.95
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Switching reed switch
Single pole double throw reed switch
$5.95
Select options
Ceramic magnets
Set of 2 ceramic magnets used in all motor kits (except kits #12,14)
$1
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1/4″ x 1/16″ NdFeB magnets
Set of 2 strong small rare earth magnets
$1
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10 x 1 mm NdFeB magnets
Set of 2 strong thin rare earth magnets
$1
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10 x 2 mm NdFeB magnets
Set of 2 strong rare earth magnets
$1.25
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10 x 3 mm NdFeB magnets
Set of 2 strong magnets (used in kits #12,14)
$1.50
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1/2″ x 1/8″ NdFeB magnets
Set of 2 very strong rare earth magnets
$2.25
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Spool of wire
Spool of 27 gauge magnet wire
$3.50
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Hall effect IC
Unipolar Hall effect switch
$3.50
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Transistor
PNP power Darlington transistor
$2.50
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Optointerrupter
Slotted optical interrupter kit
$5.50
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ZNR
Reed switch protection
$1.95
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Power switch
Power switch for motor kits #1-9, 11-16
$2.95
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Heat sink
Heat sink for power transistor
$1
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Battery holder-4
Battery holder for 4 AA batteries
$1.95
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Battery holder-1
Battery holder for one AA battery
$1
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Super Glue
Super glue, 2 g tube
$0.35
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