Small  Push-Pull Solenoid
Solenoids are basically electromagnets: they are made of a big coil of copper wire with an armature (a slug of metal) in the middle. When the coil is energized, the slug is pulled into...
Out of Stock
Top view of magnetic contact switch with three screws.
This sensor is essentially a reed switch, encased in an ABS plastic shell. Normally the reed is 'open' (no connection between the two wires). The other half is a magnet. When...
$3.95
In Stock
Angled shot of a High-strength 'rare earth' magnet.
Yow! These things are super powerful. 1/2" diameter, 3/16" thick discs, south side is marked with a red line. Great for use with your SpokePOV Kit. If you have an aluminium...
$2.50
In Stock
Angled shot of slim, black 8 x AA battery holder with plain wires.
When you need a portable 12V power pack, this big holder will do the job! The holder will store 8 AA batteries end to end, to give approximately 12VDC output with up to 2 amp peak...
$2.95
In Stock
Cold 2-Wire Splice with two wires coming out
Kiss those days of heat-shrink, melted jacketing and clumsily-arranged third-hand tools goodbye! Go 'cold splice' with these snap-able plastic splices for fast connections. Use...
$2.95
In Stock