Aquastat Controller, Application High Limit, Maximum Control Temperature 240 Degrees F, Minimum Control Temperature 100 Degrees F, Differential Temperature Manual Reset, Mounting Orientation Horizontal, Vertical, Switch Action Breaks, Burner Circuit Voltage Type Millivolt, Capillary Tube Length 66 in, Contact Form SPST, Product Type High Limit Controller, Sensor Location Remote, Overall Depth 2 1/8 in, Overall Height 5 5/8 in, Overall Width 2 in, Reset Type Manual Reset