Now you can help protect your passengers and elevators. Seismic Switch units can disable or deactivate any elevators which may become life endangering or self destructive during an earthquake. Our proven unit is designed to reliably respond to only earthquake motions and to reject interference or false triggering from man made and non-earthquake motions.

  • Field Proven
  • Over 10,000 installed
  • Certified by many state and local authorities
  • No periodic calibration is required!
  • Calibration of seismic switch units is inherent in the dimensions of the parts. No special calibration equipment is needed.
  • Maintenance free over long periods of inactivity.
  • Built-in test buttons.
  • Battery backup units available.
  • Rugged industrial corrosion-proof construction.