Description
Shurflo’s series 4138 Aquaking 2 automatic freshwater pressure pumps are 4 chamber 3 gallon per minute (11.3 LPM) pumps with pressure up to 55 PSI for multi-fixture applications of up to 3 outlets - shower, galley Etc. The quad design gives very low noise and the built-in adjustable by-pass valve gives top performance and smooth flow without rapid pump cycling and without the need for an accumulator. These pumps have 1/2” male thread NPT ports and include 2 x 1/2” (12mm) straight hose barb fittings.
- Smooth flow 4 chamber co-moulded diaphragm
- 3 GPM (11.3 LPM) flow with 55 PSI shut-off pressure
- Very quiet operation and no rapid cycling
- Corrosion resistant seamless electro-coated motor casing Self priming to 1.8 metres (6 ft) vertical lift • Sealed pressure switch unit and motor casing
- Ignition protection and thermal overload protection
- Santoprene Diaphragm with EPDM valves & seals
- Can run dry for periods without damage
- 12vt Shurflo part 4138-111-E65
- 24vt Shurflo part 4138-131-E65
Product Details
We usually dispatch within 2–8 days.
In a hurry? If the item’s in stock, we might be able to send it out the same day — just let us know.
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If your boating gear isn’t quite right — in size, fit, or feel — you can return it within 30 days for a full refund or exchange. No stress, no risk.