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Home HVAC Controls Thermostats Thermostat Accessories 3/4 AQUASTAT WELL 3 INSERTION

3/4 AQUASTAT WELL 3 INSERTION

PART HON 121371B
SUPPLIER Resideo
SUPPLIER PART # 121371B/U
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About this item

Resideo Well Assembly, For Use With: Aquastat® Temperature Controller, Copper

Immersion wells, compression fittings and element holders are used with Aquastat® Temperature Controllers to hold the temperature sensing bulb in the controlled medium. Immersion wells and compression fittings also prevent leakage of the controlled medium.
Material Copper
Suitable For Use With Aquastat® Temperature Controller
Brand Resideo
Country of Origin MX
Warranty Limited
  • The PA404A is a pressure actuated high limit, safety control for steam heating boilers, it breaks an electrical circuit to shut down the burner if steam pressure rises above a safe level
  • The PA404B is used with suspension-type unit heaters to make the fan circuit when a pressure rise indicates the presence of steam
  • Sensitive pressure actuated diaphragm expands or contracts with pressure variations, moving a lever mechanism which operates the snap switch
  • A screw on top of the case allows set point adjustments without removing the cover
  • Differential is adjusted by means of a dial located inside the case