The Shurflo by Pentair AQUA KING II Fresh Water Pump (12V DC 4.0 GPM) (4148-153-E75) from Nomadic Supply Company is designed for boats with multi-fixtures providing “Just like home” shower pressure, and can operate at lower flow conditions with low cycling.
A Built-in mechanical bypass function enables these pumps to vary the flow rate for any on demand condition, without the need for an accumulator. With a heavy-duty motor built to withstand the tough marine environment, this motor features an electro-coated seamless shell motor, O-ring sealed end bells, and complete sealed wire entries on the motor shell and pressure switch. The AQUA KING II fresh water pump can run dry without damage. Inlet strainer and 1/2″ hose barb fittings are included (aftermarket models only). Ignition protected. Thermally protected.
The Aqua King Premium 4.0 guarantees quiet and smooth performance while providing the ultimate in durability and reliability. Designed and built specifically for the harsh marine environment the Aqua King Premium 4.0 is equipped with a sealed switch and e-coated motor. The new design can operate at 45 PSI which virtually eliminates cycling. Fittings Included. Ignition Protected. The Aqua King Premium 4.0GPM (Model 4901-4212) and the Extreme Series Smart Sensor 4.0GPM 4901-0211 have both been replaced by the all new Aqua King II 4.0 (Model 4148-153-E75)
Shurflo by Pentair AQUA KING II Fresh Water Pump (12V DC 4.0 GPM) Features:
- 4901 Replacement
- Sealed Switch
- Sealed Motor
- Corrosion Resistant Electro
- Coated Motor
- Independent Chambers
- Built-In Check Valve
- Co-Molded Diaphragm
- Adjustable Switch and By-Pass
- Self-Priming up to 6 Feet
- Dry Run Capability
- Thermally Protected
- Ignition Protected, CE
- The Aqua King II 4.0 has the same fuse/breaker requirements and has an identical footprint as the old pumps for easy retro fit
- Features a built-in mechanical bypass function that delivers smooth flow rates from 1/4 GPM to 4 GPM seamlessly
- Produces “Just like home” shower pressure and can also operate at low flow rates without cycling
- Designed for boats with multiple fixtures
- No electronics and no circuit boards
- Pumps still features the famous seamless can/electro coated motor
- Heavy-Duty motor built to withstand the marine environment
- Electro-coated seamless shell
- O-ring sealed end bells
- Water proof with fully sealed wire entries on the motor shell and pressure switch
- All wire entries are completely sealed to keep water out
- Ignition protected and feature thermal breakers. They now also include fittings and a twist on inlet strainer
- Can run dry without damage
- Inlet strainer and 1/2″ hose barb fittings included
- 3 year warranty
Shurflo by Pentair AQUA KING II Fresh Water Pump (12V DC 4.0 GPM) Specifications:
- 4.0 GPM [15.1 LPM]
- Power: 12 VDC
- Draw: 10 @ 12 VDC
- Shut Off Pressure: 55 PSI [3.8 BAR]
- Type: Intermittent Duty
- Designed for Multi-fixture Applications
- Dimensions: 10” [254 mm] x 5” [127 mm] x 4.75” [120 mm]
- Ports: 1/2″ NPS-M Inlet/Outlet
WARNING: This product may expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to