Bullard T4X Thermal Imager

1120° F

1120° F

 Saturation 

1000° F

1000° F

800° F

800° F

Low Gain

500° F

500° F

300° F

300° F

High Gain

You can see that Bullard Super Red Hot colorization kicks in at predictable temperatures.

Yellow = 500° F Orange = 800° F Red = 1000° F