AK-200FC/D
Product description:
1,Hot wire type sensor
2,Power:110VAC/220VAC/230VAC,12V-25VDC
3,Working temperature:-40degree~80 degree 
4,Alarm density: Coal gas:1000~5000ppm, Liquid petroleum gas:1000~10000ppm, natural gas: 1000ppm~5000ppm 
5,Interconnecting Gas detector   
  (1)Circuit for normally closed rely contacts 
  (2) Circuit for normally opened rely contacts 
6,Size:86mm*86mm*60mm
7,Weight:200g/pcs
8,Package size:48.5cm*48.5cm*26.5cm
9,Quantity/Box:100pcs
10,Ctn Weight (kg):17.82kg
11,QTY/20FT:55000pcs