Immersion Controller Application High Limit Maximum Control Temperature 240 Degrees F Minimum Control Temperature 100 Degrees F Differential Temperature Not Applicable Mounting Orientation Horizontal Vertical Number of Switches 1 Switch Action Breaks Burner Circuit Voltage Type Millivolt Capillary Tube Length 1 1/2 in Spud Size 1/2 in NPT Contact Form SPST Multizone Control Compatible Not Applicable Product Type Immersion Controller Sensor Location Remote Probe Length 2 7/8 in