WSF42

A rugged, compact door contact sensor made with steel construction and designed for reliable, tamper-resistant perimeter monitoring in security systems.

🔑 Key Features

• Robust steel housing for enhanced protection and durability

• Compact 25 mm size fits tight mounting spaces

• Normally Closed (N/C) dry contact for standard alarm circuit integration

• Designed for surface or semi-recessed mounting

• Tamper-resistant design minimizes false triggers

🛠 Technical Specifications

• Model: WSF42

• Contact Type: Normally Closed (N/C) dry contact

• Housing Material: ABS Plastic

• Size / Dimensions: 25 mm (length) — precise form factor as per model standard

• Mounting: Surface or semi-recessed (flush) installation

• Colour / Finish: Plastic

• Wiring: 2-wire connection

• Application Environment: Indoor or protected outdoor areas

🎯 Best Used For

• High-security entry points where standard plastic contacts may be compromised

• Metal door or gate frames where steel sensors better withstand impact or tampering

• Installations requiring discreet, durable sensors in tight spaces

• Commercial, industrial, or institutional facilities seeking extra mechanical resistance