• Weekly programmable timer
  • 80 different timing settings per day
  • Different weekday combinations assignment for each task
  • Built-in Lithium battery prevent power outage up to one year
  • Crystal oscillator for extreme accuracy
  • EEPROM program memory for battery independence
  • Separate twin timer feature for ON-time or ON-time-OFF-time countdown
  • Daylight-saving-time function
  • Backlit LCD for easy viewing
  • UL, C-UL recognized and CE certified

APT9S Brochure     APT-9S Manual


The APT-9S is a microprocessor-based weekly programmable timer with up to 80 different timing settings per day. It features a crystal oscillator for extreme accuracy as well as a built-in lithium battery to prevent power outage for up to one year. The EEPROM also allows the programming to remain battery independent so the settings will never be lost.