800-9201 OS-1 Opto-Sensor (Pkg. 1) - MPM Hobbies

800-9201 OS-1 Opto-Sensor (Pkg. 1)

$3.08 
**Free CONUS economy shipping on all orders over $100.00**
SKU: TOR9201
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MPM Hobbies BBB Business Review
These are the same parts provided with all of CIRCUITRON’ s Detection and Reversing Circuits.  They may be used for replacements if the originals become damaged. They may also be used to extend detection to sidings and spurs.