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Marine Products

AQUA KING™ II Premium Fresh Water Pump 12 VDC 4.0 GPM

SHURFLO®’s AQUA KING™ II Premium Fresh Water Pumps are designed for boats with multi-fixtures providing “Just like home” shower pressure. A built in mechanical bypass function enables these pumps to operate at lower flow conditions with minimal cycling. Featuring heavy duty, seamless shell electro coated motors built to withstand the tough marine environment with o-ring sealed end bells and completely sealed wire entries. Sealed switch. Ignition protected. Thermally protected. 1/2" hose barb fittings are included (aftermarket models only).


California residents: see Proposition 65 information

Installation & Operation


Data Sheet / Replacement Parts

pds 4148-153-X75.pdf


AQUA KING™ II Premium Fresh Water Pump 12 VDC 4.0 GPM

Model Numbers OEM/Aftermarket

4148-153-A75, 4148-153-E75


12 VDC

Dimensions Inches/Millimeters

10” x 5” x 4.75” [254 x 127 x 120mm]

Flow Rate GPM/LPM

4.0 GPM [15.1 LPM]

Amps (Max.)


Shut-Off Pressure

55 PSI [3.8 BAR]

4901 Replacement
Sealed Switch
Sealed Motor
Corrosion Resistant Electro
Coated Motor
Independent Chambers
Built-In Check Valve
Co-Molded Diaphragm
Adjustable Switch & By-Pass
Self-Priming up to 6 Feet
Dry Run Capability
Thermally Protected
Ignition Protected, CE
Model # 4148-153-A75

OEM 4.0 GPM [15.1 LPM]

Model # 4148-153-E75

Aftermarket 4.0 GPM [15.1PM]

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