1000 Ohm Thermistor Immersion Sensor, 35-55 Degree, 1/2 Inch NPT , 6 Inch Insertion Length with 3 Inch Insualtion Depth, 1000 Ohm @ 77 Degree NTC

1000 Ohm Thermistor Immersion Sensor, 35-55 Degree, 1/2 Inch NPT , 6 Inch Insertion Length with 5 Inch Insualtion Depth, 1000 Ohm @ 77 Degree NTC

Ultraviolet Flame Detector, Minipeeper Style, Stainless Steel Housing, 72 Inch Lead Length, Integral Nut for 1/2 Inch Sighting Pipe Mount, Used with Flame Safeguard Safety Controls on Coal,Gas and Oil Burners, 0/215 Degree Ambient Temperature, Includes Mounting Bracket

Discharge Air Temperature Sensor, 8 Inch Insertion Length, 40/150 Degree Operating Temperature Range, 3K Ohm @ 77 Degree NTC, For Use as Primary and/or Secondary Sensor, Mounts on Flat Duct or Plenum Surface with Integral Flange or in a 2x4 Inch Junction Box