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White-Rodgers™ F89-0211 Immersion Well and Packing Nut, 1/ in NPT, Standard Shank, For use with 11DXX/L4000/L6000 Series Hydronic Temperature Controls

Part #175816

MFG #F89-0211

175816_1287_White_Rodgers_F89_0211.jpg

White-Rodgers™ F89-0211 Immersion Well and Packing Nut, 1/ in NPT, Standard Shank, For use with 11DXX/L4000/L6000 Series Hydronic Temperature Controls

Part #175816

MFG #F89-0211

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White-Rodgers™ F89-0211 Immersion Well and Packing Nut, 1/ in NPT, Standard Shank, For use with 11DXX/L4000/L6000 Series Hydronic Temperature Controls

Part #175816

MFG #F89-0211

Item Features
  • The bulb of the control can be removed from an immersion well in the tank wall without draining the boiler tank

  • The packing nut can be used with any of the remote bulb types listed

  • Packing nuts permit closer control than wells because the bulb is directly immersed in the liquid

  • Wells are used where it is desired that the control operates from the temperature of a liquid in a closed system

  • F55 Packing Nut, 1/2 in NPT, Standard Shank Style, 3-1/2 in x 3/8 in Bulb Size

  • For use with all hydronic controls with 3-1/2 in x 3/8 in bulb size