Item #870946

Jabsco Diverter Y-Valve - 45490-1000

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Jabsco Diverter Y-Valve - 45490-1000

Item # 870946


The Jabsco Diverter Y-Valve provides flexibility of onboard waste management by diverting waste either into an onboard holding tank, to a waste deck plate for removal by a shoreside pump-out facility.


  • Provides the ability to add a padlock that secures the selector handle in either direction to ensure waste is directed to an onboard holding tank
  • Can also be used in a bilge pumping system to select between two separate bilge pickups in different bilge compartments
  • Provides for evacuation of two separate bilge areas with only one bilge pump
  • Chemical and corrosion resistant polypropylene and stainless steel construction
  • Ports can be rotated so discharge plumbing can be routed away in parallel, at 90°
  • Ports can also be rotated in opposite directions, or either up or down without disassembly
  • This Y-Valve is supplied with Two 1 1/2" (38 mm) fitted, dischargeports and one 1 1/2"(38 mm), fitted, straight inlet port
  • A 1" (25 mm) Straight inlet port is also supplied with this package
  • Optional shaft extension allows valve to be mounted through a bulkhead up to 1-3/4" thick with only the selector handle exposed
  • Self cleaning design provides trouble free operation
  • Molded in flow direction indicator arrows
  • Easy access to three sturdy mounting feet for quick and simple installation
  • Check local and Federal regulations to determine where direct overboard discharge of untreated waste is permitted. No overboard discharge of untreated waste is allowed within three miles of shore

Note: Lockable - padlock not included.

Data Sheet


This product can expose you to chemicals including Nickel (Metallic) which are known to the State of California to cause cancer, birth defects or other reproductive harm.

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Part Numbers for Jabsco Diverter Y-Valve - 45490-1000

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