The UEi ATT39 is a K-Type bead  temperature probe designed for measuring temperatures in operational units,  boilers, and more. The extended wire wrap handle makes storage easy and 2  eyelets on the top of the handle allow you to set a fixed length of  wire for specific applications.
 
 The ATT39 features a 3 ft.  fluoroplastic coated wire with a mini K-type connector plug that is  compatible with the following UEi products:
  Current Products
  C161, C163, C165+, DL379B, DL389B, DL579, DL589, DL599, DT302, DT304, DT720, INF195C
  Retired Products
  ACM6000,  ADM3201, C85, C100, C127, C155, C162, C164, C165, C255, C257, CO91,  DL297T, DL429B, DL489, DM391, DM393, DT0150, DT150, DT221, DT222, DT301,  DTK2, INF185, INF195, INF215, INF225
  The ATT39 is also available in:
  DT302: Dual Input Logging Thermometer with 2 ATT39
  DT304: Quad Input Logging Thermometer with 4 ATT39
  ATT39 is backed by a 1-Year limited warranty.