The HARMONY SBX Remote I/O is a feature-packed device designed to add wireless control and manageability to your field devices in remote sites.

It comes with a full 1 Watt transmitter and a 900 MHz Frequency Hopping Spread Spectrum (FHSS) radio that can communicate with any of Encom’s Harmony Gateway products at ranges of up to 20 miles.

The SBX:

  • is perfect for remotely controlling, scheduling, and monitoring remote school zone beacons

  • can detect and send an alarm to users on events such as a beacon lamp failure, low battery voltage, loss of A/C power and many others

  • works with a variety of sensors using two digital and two analog I/O’s for flexible application


  • Internal device memory holds up to 16 schedules / 7-day plan / 365-day calendar

  • Calendars permanently stored in the device allow for autonomous operation

  • Integrated real-time clock with maintenance-free super cap backup & automatic DST/leap year adjustment

  • Event logging capabilities

  • Integrated GPS for precise geolocation

  • High-visibility LED indicators provide at-a-glance status info

  • Easily change schedules and set temporary overrides remotely

Product Gallery

Ordering Options

  • SBX Remote IO: Wireless I/O Controller w/ 900 MHz FHSS radio
  • BH-3200A: Harmony CPC Cable Harness (DC only – Standard pinout)
  • BH-3200C: Harmony CPC Cable Harness (DC only – TXDOT specs)
  • EH-500-AC KIT: Harmony SBX Remote, AC, Panel KIT
  • EH-500-DC KIT: Harmony SBX Remote, DC, Solar, Panel KIT

STRATOS Central Software

Stratos Elite –– our complete network visualization management system, is a powerful yet simple Windows-based interface for rapid wireless network deployment. It provides connectivity, visibility and manageability to sites and systems that were previously not online.

With Stratos Elite, you can:

  • Manage your Encom devices from a friendly user interface
  • Remotely control and configure your Encom devices
  • View and optimize the performance of your wireless network
  • Diagnose network and communication issues in real-time