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Unloader Valve with EZ Start 5.5 GPM Tank Feed Plumbing Kit – AR-VRT3-310EZT1



Unloader Valve with EZ Start 5.5 GPM Tank Feed Plumbing Kit – AR-VRT3-310EZT1

VRT3-310EZ Unloader Valve with EZ Start 10.5 GPM @ 4500 PSI Plumbing Kit for 5.5 GPM Pumps in a Tank Feed Setup. The VRT3-310EZ Unloader Valve is rated up to 4500 PSI at 10.5 GPM. Includes a built-in easy start valve to make starting your engine easier with less pressure restriction. Easily adjust your pressure from 0 to 4500 PSI with a turn of the handle!

Please See AR-VRT3-310EZT2 for 8GPM and Higher By-Pass Tank Feed Unloader Plumbing Kits.


  • AR-VRT3-310EZ Unloader
  • 1252-06-606 – 3/8 Nipple to connect Unloader to Pump
  • QC38MP – 3/8 Male Plug Quick Connect to connect High Pressure Hose to Unloader
  • AR-FT783114 – 1-1/4 in. Inlet Nipple to connect Water Supply to Pump
  • P00038-10 – 3/8 x 10 foot By-Pass Hose to connect By-Pass from Unloader back to Water Tank
  • 273-0606 – 3/8 x 90 degree Hose Barb to mount in Water Tank, to connect By-Pass Hose to Water Tank
  • 272-0606 – 3/8 Hose Barb to mount By-Pass hose to Unloader.

Unloader Specifications:

  • Maximum Volume: 10.5 GPM
  • Rated Pressure: 3650 PSI
  • Rated Pressure: 4500 PSI
  • Maximum Temperature: 194 Deg. F.
  • Inlet: 3/8 NPT-F
  • Outlet: 3/8 NPT-F
  • Bypass: (2) 3/8 NPT-F
  • Overall Dimension: 7 x 3.25 x 2

Note: The valve has been designed for continuous use at a water temperature of 140 Deg. F. It can operate for short periods at a maximum temperature of 195 Deg. F.




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Customer Questions & Answers

  1. Q Can this be used with a 4 gpm pump? answer now
    Asked by Roger on May 1, 2021 8:05 am
    Answered by the admin

    Yes it can, the Barb attachment in this kit has a 1/2 inch male thread which would also fit on 4 GPM pumps like EZ4040G, 66DX & ZWD4040G

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Prop 65 Warning!

This product can expose you to chemicals which are known to the State of California to cause cancer.