Aico Ei103C Battery Heat Alarm

  • Powered with a 9V Alkaline battery
  • Fast response thermistor, best for detecting heat build-up from large flaming fires
  • Alarm temperature range, 54°C to 62°C
  • Hard-wire interconnect up to 12 Alarms
  • Built-in Test button
  • Low battery audible warning


The Aico Ei103C Heat Alarm is a class A heat-sensing device designed for domestic dwellings. The alarm gives a fire warning when it senses an ambient temperature of 58°C. Heat alarms are recommended for use in kitchens and garages, where the use of smoke alarms may lead to unwanted nuisance alarms.
The battery-removed indicator is a very important safety feature of this alarm. If the battery has been removed a pop-up warning flag appears and it is not possible to replace the alarm cover until a new battery has been
The Ei103C Heat Alarm is fitted with a ‘Test’ button to facilitate frequent testing of the alarm. When the battery is nearing its end of life the alarm will emit a short beep every 40 seconds to indicate that the battery needs replacing.
The alarm may be hardwire interconnected with up to 12 other 9V battery-powered Aico alarms provided they have the interconnect feature. The alarm must not be used as a stand-alone alarm and must be linked with
other smoke alarms on the property
Sensor Type:          Thermistor
Supply Voltage:      9V battery
Horn:                        Piezoelectric
Sound Level:           85 dB(A) at 3 metres
Temperature:          Operating – 0°C to 40°C
Storage –                   0°C to 35°C (in a dry area)
Humidity Range:     15% to 95% Relative Humidity
Button Test:              Simulates the eect of smoke and checks chamber, electronics and horn
Self Test:                    The smoke chamber and battery is automatically tested every 40 seconds
Indicator Light:        Red flash every 40 seconds – Power
Plastic material:       HIP UL 94 HB Flame Retardant
Product –              140mm x 120mm x 55mm
Package –              145mm x 130mm x 60mm

Additional information

Weight 0.25 kg
Dimensions 14 × 12 × 5.5 mm

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