WATTS® 0009480 LFN45B Standard Capacity Pressure Reducing Valve, 3/4 in Nominal, Solder Union Inlet x FNPT Outlet End Style, 25 to 75 psi Pressure, Copper Silicon Alloy Body, Domestic

WALFN45BM1USI MFG #: 0009480
  • Country of Origin: US
  • Domestic/Import: Domestic
  • End Style: Solder Union Inlet x FNPT Outlet
  • Manufacturer Name: Watts Water Technologies
  • Media: Water
  • Nominal Size: 3/4 in
  • Pressure Range: 25 to 75 psi
  • Series: LFN45B, LFN45BM1-U-S
  • Softgoods Material: Thermoplastic Seat/Reinforced EPDM Diaphragm
  • Top to Inlet Center: 4-9/16 in
  • Type: Standard Capacity
  • Features and More


  • Integral stainless steel strainer removable for cleaning
  • Serviceable in line
  • Sealed spring cage on all models for accessible outdoor or pit installations
  • Bypass feature controls thermal expansion pressure
  • The wetted surface of this product contacted by consumable water contains less than one quarter of one percent (0.25%) of lead by weight
  • A water saving test program concluded that reducing the supply pressure from 80 to 50 psi resulted in a water savings of 30%
  • The bypass feature will not prevent the pressure relief valve from opening on the hot water supply system with pressure above 150 psi
  • 25 to 75 psi adjustable reduced pressure range
  • Elastomer disc
  • 50 psi standard reduced pressure


  • Commercial and Residential


  • ASSE 1003
  • ANSI A112.26.2
  • CSA B356
  • IAPMO Listed
  • NSF/ANSI 61-G
  • UPC Listed
  • PROP65: This product can expose you to chemicals including lead which is known to the State of California to cause cancer and birth defects or other reproductive harm.


  • 1 year