The United Security Products 135-SP 1 Inch Wide Gap Normally Open Magnetic Contact is a powerful, reliable magnetic contact that easily installs to monitor a door, window, or other opening. This kit contains a sensor and magnet as well as covers and spacers. Rare Earth Magnets and rhodium metal contacts ensure reliability and allow the sensor to work with a gap of up to 1 inch. Each switch is welded with a solid brass splice in order to provide the strongest connection possible.
United Security Products 135-SP Key Features
- 1″ SP Wide Gap Performance: Accommodates gaps up to 1 inch, providing versatility for various applications.
- Rhodium Contacts: Ensures high reliability and durability, reducing the risk of failure.
- Self-Adhesive or Screw Mounting: Offers flexible installation options for ease of use.
- Ideal for Sliding Doors and Windows: Specifically designed to work seamlessly with sliding mechanisms.
- Break-away Flange: Enhances installation reliability and reduces damage risks during setup.
- Pre-Wired 24″ Inch Center Placed Leads: Simplifies the wiring process, making installation quicker and more efficient.
- Contact is closed when magnet is near: Provides immediate notification of door/window status for enhanced security.
Detailed Specifications for United Security Products 135-SP
| Type | Normally Open Magnetic Contact |
| Gap Size | 1 Inch |
| Mounting Options | Self-Adhesive or Screw |
| Materials | Rare Earth Magnets, Rhodium Contacts, Brass Splice |
| Leads | Pre-Wired 24″ Inch Center Placed |
| Application | Doors, Windows, and Other Openings |
| Closing Mechanism | Contact closes when magnet is near |



















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