FPS-1814L/R magnetic door contact switches

The TNS-1814L/R is a pair of compact surface-mounted magnetic door contact switches for door and window status detection. The L and R units are installed on the door frame and door respectively. When the paired units approach, the reed contact switches, providing a reliable open/closed signal for security and automation.

  • Description
  • Specifications
  • Size

Each unit contains a hermetically sealed reed switch in a black plastic housing with two mounting holes. When the paired unit approaches, the internal reed contact closes. The simple two-wire design requires no external power and allows quick installation.

  • Pair design: L (left) + R (right)
  • Compact surface-mount housing
  • Two fixing holes for secure installation
  • Reed switch technology, no power required
  • Normally open (NO) contact
  • Simple 2-wire connection
  • Reliable and long service life
  • Cost-effective