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Watts Fittings Dielectric Unions
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Watts 1 1/4 In Lead Free Dielectric Union, Female Iron Pipe Thread To Female Brass Pipe Thread

SKU: 0009877

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Product Details

Watts 0009877

This 1 1/4'' lead free dielectric union is used in commercial and residential applications to prevent accelerated corrosion and deterioration in the piping system due to galvanic and stray current. It is installed between pipes made from dissimilar metals and is used on applications such as hot water storage tanks, water and air conditioners, processing tanks, steam, gas, and water piping. It consists of a female iron pipe thread to female brass pipe thread connection, union nut, two tailpieces, and a Buna-N gasket that separates the tailpieces to prevent an electric current from occurring. The maximum temperature is rated up to 180 deg F (82 deg C) at 250 psi (17.2 bar).


  • UPC 098268430325
  • Online Product ID 9687406
  • Adapter Material Steel
  • Gasket Material Buna-N
  • Gasket Maximum Pressure Bar 17.2
  • Gasket Maximum Pressure Psi 250
  • Gasket Maximum Temperature 180 deg F
  • Inlet Connection Size 1.25''
  • Inlet Connection Size Metric 32 mm
  • Inlet Connection Type Female Threaded
  • Inlet Material Steel
  • Inlet Thread Type NPT
  • Insulator Material Polysulfone
  • Lead Free yes
  • Maximum Working Pressure Psi 250
  • Maximum Working Temperature Deg F 180
  • Nut Material Malleable Iron
  • Outlet Connection Size 1.25''
  • Outlet Connection Thread Type NPT
  • Outlet Connection Type Female Threaded
  • Outlet Material Lead Free Brass
  • Series LF3003

Additional information

  • Buna-N gasket
  • Maximum temperature 180 deg F (82 deg C)
  • Designed and manufactured to the highest quality standards
  • FIP thread to female brass pipe thread connections
  • Maximum pressure is 250 psi (17.2 bar)
  • Individually factory certified to withstand a minimum of 600 volts on a dry line with no flashover
  • Meets federal specifications for tensile strength and thread end connections

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