Seco-Larm SM-226R-3Q Overhead Door Magnetic Contact, 2-3/4" (70mm) Wide Gap, N.O./N.C.

• Used for overhead doors in both industrial and residential situations where a wide gap is present.
• Adjustable to fit most door-channel widths.
• Switch contained in curved low-profile cast-aluminum housing for surface mounting on garage floor.
• Magnet enclosed in epoxy compound inside aluminum case for direct installation to garage door with no projecting bracket to break or serve as a handle.
• 24" (61cm) wire leads enclosed in armored cable.
• Contact reed switch is SPST, deactivated rhodium on gold under-plating, which results in a long life.
• For NO/NC Circuits.
• 2-3/4" (70mm) Gap.
• Lifetime limited warranty.

• Circuit type: NO/NC
• Operation gap: 2-3/4", (70mm)
• Material: Switch - Heavy-duty cast-aluminum case, Terminal - 24" (61cm) armored leads, Magnet - Enclosed in epoxy in aluminum, housing, Contacts - Deactivated rhodium on gold under-plating
• Contact rating: 0.02A@100VDC (max), 0.2A@10VDC (max), 3W (max)
• Temperature: -15~+160 F (-25~70 C)
• Switch cycles: 50 Million (0.1mA@5VDC)
• Switch dimensions: 4-11/32"x1-3/4"x27/64" (110x44x11mm)
• Magnet dimensions: 3-35/64"x1-5/16"x1-27/64" (90x33x37mm)
• Magnet: Alnico 5