UL Heat Detector


  • UL Listed.
  • Dual LEDs for 360-degree visibility.
  • Microprocessor control makes smoke and heat detection more accuracy.
  • The standard detector is 2-wire or 3-wire with base.
  • For 4-wire type just add one relay output module on 3-wire base. Simple and easy module placement enables wider application.
  • Detector is made of high endurance, solid and colorfast Fire-proof plastic.
  • Non-loosening screws on base terminal for easy installation.



Model AH-0626-2 AH-0626-3 AH-0626-4
Alarm Contact N/A   N/A 0.8A @30V DC, 0.4A @125V AC
Voltage Range 12 ~ 30V DC
Alarm Current @24V DC 470Ω 40mA 40mA 45mA
Standby Current @24V DC 470Ω 70μA
Thermal Setting 60
Ambient Temperature 0 ~ +37.8
Material Fire-proof plastic
Dimensions 102mm(Dia.) x 46mm(H)
Weight  120g  120g  130g
Color White

Effective Alert Area

Construction/Height Under 4M 4M ~ 8M
Fire-proof Building 90 M2 45 M2
Ordinary Building 50 M2 30 M2

Order Information

AH-0626-2 2-wire 
AH-0626-3 3-wire with remote indicator output
AH-0626-4 4-wire with relay output