Temperature Limit Controller Application Fan Control Mounting Surface Mount Contact Form SPST Switch Action Close on Rise Reset Type Automatic Reset Switch Closing Temperature 160 Degrees F Switch Opening Temperature 140 Degrees F Input Voltage 120V AC 277V AC Maximum Control Temperature Not Applicable Minimum Control Temperature Not Applicable Mounting Base Length 2 in Mounting Base Width 1 5/8 in Product Type Temperature Limit Controller Temperature Differential 20 Degrees F