Product Description
The 180-12-G Steel Door Recessed Switch is a compact concealed door contact switch designed for security and access control applications. It is installed inside steel doors or frames to provide a clean, hidden sensing solution for detecting door open/close status in alarm systems, industrial enclosures, and security installations.
Key Features
• Recessed hidden installation for steel doors and frames
• Magnetic contact-based door position detection
• High reliability for security and access control systems
• Durable metal-compatible design for industrial use
• Flush-mounted structure for tamper-resistant installation
• Suitable for alarm and intrusion detection systems
• Long service life with stable switching performance
• Easy installation with minimal wiring requirement
• Compact design suitable for tight door cavities
• High resistance to vibration and mechanical stress
Specifications
- Product Type: Recessed Door Contact Switch
- Model Number: 180-12-G
- Switch Type: Magnetic reed contact switch
- Installation Type: Recessed/concealed mounting
- Contact Configuration: Normally Closed (NC) / Normally Open (NO) (variant dependent)
- Operating Voltage: Up to 100V DC (typical)
- Switching Current: Up to 0.5A (typical)
- Housing Material: Industrial-grade plastic / metal-compatible casing
- Mounting Material: Steel door compatible
- Gap Distance: ~10–20 mm (depending on magnet strength)
- Operating Temperature: -20°C to +60°C
- Connection Type: 2-wire cable connection
- Application: Security alarm systems, access control systems, steel doors, control cabinets, industrial enclosures, intrusion detection systems

