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 industrial2 The inherent strength of standard

The inherent strength of standard (untreated) grades does not pose a problem when they are used in routine quadrant folded applications

All pictures are for illustration purposes only

Shape: Cylinder with a dome

Keep it in your side pocket when you are in the garden or warmhouse

Founded in 1865

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 industrial2 The inherent strength of standardSeco 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, Rugged Aluminum Housing, 36" Wire Leads, For Closed Loop Circuits, 3" Gap, Weatherproof, Mounting Bracket Included Key Features: Used for overhead doors in both industrial and residential