MoTeC AFM1 - Manual (Page 6)

2 Specifications
Sensor
Sensor Type Wide Band
Heater Voltage 12 to 14 V DC
Heater Current 1.5 A Nominal (Hot)
5.0 A Max. (Cold)
Operating Temp 250 to 800 C (Heater ON)
450 to 930 C (Heater OFF)
* Life Time > 500 Hrs (Unleaded Fuel)
> 50 Hrs (Leaded Fuel)
Thread Type M18 x 1.5
Note Life Time is dependant on a number of factors - See text.