Horing Lih


  • Removable front board for easy maintenance.
  • Easy-to-clean front board is able to avoid dirt attached.
  • High luminance and long life span LED.
  • Build-in 24V power and battery charger.
  • Compatible with most brands of conventional detectors.
  • Independent visual & audible indication for zone open/short fault.
  • Independent visual & audible indication for AC power & battery fault.
  • Visual & audible indication for sounder short circuit fault.
  • Buzzer silence with 3-mode operation feature.
  • Short circuit = Alarm feature (selected by JUMPER, applicable for manual call point w/o resistance)
  • Accurate supervision circuit for battery.



220V AC, 50/60Hz *Others also available
Battery Capacity
24V / 1.2Ah
Max. Output Current
# of heat detectors connected
No limit *Except electronic-type
# of smoke detectors connected
30/zone *Horing Lih manufactured
End of Line Resistor
4.7 kΩ
1.2mm steel plate
Dimensions (H x W x D)
203 x 273 x 72 (mm)

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