Seco-Larm SM-226RQ ENFORCER Overhead Door-Mount Magnetic Contact, Closed Loop, Adjustable to Fit Most Door-channel Widths, 2-3/4" (70mm) Gap, 24" (61cm) Wire Leads Enclosed in Armored Cable Seco-Larm SM-226RQ ENFORCER Overhead Door-Mount Magnetic Contact, Adjustable to Fit Most Door-channel Widths Seco-Larm...

Seco-Larm SM-4201-LQ Track-Mount Overhead Door Magnetic Contact Switch, Rugged Aluminum Housing, 36" Wire Leads, for Closed Loop Circuits, 3" Gap, Weatherproof, Mounting Bracket Included Seco-Larm SM-4201-LQ Track-Mount Overhead Door Magnetic Contact Switch with Rugged Aluminum Housing Seco-Larm SM-4201-LQ Track-Mount Overhead...

Seco-Larm SM-4601-L3Q Industrial Wide-Gap Magnetic Contact Switches, 3" Operation Gap NO/NC, Open/Closed Loop (3 Wires) Seco-Larm SM-4601-L3Q Industrial Magnetic Contact Switches, 3" Operation Gap NO/NC, Open/Closed Loop Seco-Larm SM-4601-L3Q Industrial Wide-Gap Magnetic Contact Switches, 3" Operation Gap NO/NC, Open/Closed Loop...

SECO-LARM - SM-4601-LQ - Industrial Wide Gap Contact SECO-LARM SM-4601-LQ Industrial Wide Gap Contact Key Features ✅ Product Dimensions: 3 x 1 x 0.5 inches; 6.72 ounces Shipping & Guarantees ✅ FREE standard shipping within the United States (3–6 business...