GRI 4473-B 3/4" Switch 3/8" Magnet Recessed Switch Set, 10W, 200VDC, 0.50A, Closed, N/O, A, Brown

• GRI Introduces their newest line of contacts: The MIGHTY MAG Series, to assist in resolving the installer’s problem of drilling into the new thinner, vinyl windows. 
• hese rare earth magnets are less than 1/8? high and install fast and easily without worry over damage to the window itself. GRI’s Mighty Magnets make use of a rare earth alloy which allows the size of the magnet to be significantly reduced while still retaining or improving the gap involved.