Check the listing for details. MAMAC Systems TE-704-C-13 Pipe Temperature Sensor 5K Ohm (Body Only) NEW. Condition: New – Open box. Listed at 20.00 USD. Mamac Systems - Surface Mount HVAC Pipe Temperature Sensor - 5K OHM Thermistor P/N: TE-704-C-13 This auction is for the MAIN SENSOR BODY UNIT ONLY, THERE IS NO PROBE OR OTHER ACCESSORIES WITH THIS UNIT !, The probe was previously taken from the box and used, The remaining sensor body is NOS and was never installed. This auction is for the exact unit shown. TE-704-C Surface Temperature Sensor Galvanized Steel EnclosureIndustry standard NEMA-1/IP-30 galvanized sheet metal enclosure designed for all industrial and commercial surface temperature sensing applications. Fast response brass contact sensor attached to the enclosure for a low profile mating surface. Keyed enclosure cover to swing open without removing the screws, ½ inch conduit opening, are some of the features which improve reliability and lower installation cost.