Description: The 1125 Series stubby press fit magnetic contact is a 3/8" diameter switch designed specifically for applications where space is limited. Features: - Small Size Perfect for Thin-framed Windows and Doors - Good for Use in Vinyl-clad and Custom Windows - Ideal for Pre-wiring, Eliminates Forcing Switch and Pre-wire into the Same Header Hole - Available Wider Gap Distance Helps Prevent False Alarms Caused by Loose-fitting Doors and Windows