Home / Wiring / SIT-6E What gauge wire should be used for the SIT-6E? SIT-6E 12 AWG 3-wire jacketed cable should be used when extending over 500’ from the controller up to 2000’ 18 AWG 3-wire jacketed cable should be used up to 500’ Underfloor Heating Thermostats Heated Floors Further Questions? Miscellaneous questions Why is my sensor still activated when it stopped snowing? At what temperature does the SIT-6E sensor activate? Installation How far from the controller can the SIT-6E sensor be placed? Installing the SIT-6E Wiring What gauge wire should be used for the SIT-6E? Is the SIT-6E sensor high or low voltage?