SHURFLO High-Flow 4048 RV Water Pump - 12 VDC, 4.0 GPM

$ 343.56

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With flow reaction technology, SHURFLO's High Flow 4048 RV Water Pump has a unique one-piece diaphragm and internal by-pass to assure smooth flow, long life and top performance in any plumbing system. Designed and built for high flow, low noise, smooth flow with no rapid cycling and SHURFLO reliability. It's also very quiet, thermally-protected, includes a built-in check valve and can run dry without damage. Mounts in any position.

The Shurflo 4048 water pump is a 12-volt model with a 4-gpm flow rate. Shurflo Revolution RV water pumps are also available with flow rates of 2.3 gpm and 3.0 gpm.

Features:

Type: Internal By-Pass
Voltage Rating: 12 Volt DC
Flow Rate: 4.0 Gallon Per Minute
Pressure Rating (PSI): 55 Pound Per Square Inch
Port Type: 1/2 Inch-14 Male NPSM
Material: EPDM Valve, Santoprene Diaphragm, Polypropylene Housing
Length (IN): 10.3 Inch
Width (IN): 4.9 Inch
Height (IN): 4.3 Inch
With Thermal Overload Protection: Yes

Vehicle fitment

Product type: Water system component
Vehicle: Camper vans, RVs, trailers, and mobile builds
Summary: Camper vans, RVs, trailers, and mobile builds that need a compatible water system component. Confirm capacity, fitting sizes, hose routing, mounting location before ordering. Product listing notes: With flow reaction technology, SHURFLO's High Flow 4048 RV Water Pump has a unique one-piece diaphragm and internal by-pass to assure smooth flow, long life and top performance in any plumbing system. Designed and built for high flow, low noise, smooth flow with no rapid cycling and SHURFLO reliability. It's also very quiet, thermally-protected, includes a built-in check valve and can run dry without damage. Mounts in any position.

Fitment FAQ

What does this SHURFLO High-Flow 4048 RV Water Pump - fit?

This SHURFLO High-Flow 4048 RV Water Pump - fits Camper vans, RVs, trailers, and mobile builds.

Is this product vehicle-specific?

This water system component is not tied to one van generation. Fit depends on measurements, installation requirements, and the build layout.

What should I verify before ordering?

Confirm capacity, fitting sizes, hose routing, mounting location before checkout.

What installation details matter?

Confirm capacity, fitting sizes, hose routing, mounting location before ordering. Use professional installation when safety-critical, structural, electrical, fuel, water, or suspension work needs to be verified.

Who is this product best for?

This water system component is intended for camper van conversions, RV upgrades, overland builds, and mobile installations where the product specifications match the build.

Campervan HQ fitment guide

SHURFLO High-Flow 4048 RV Water Pump - 12 VDC, 4.0 GPM for camper van and RV builds

SHURFLO High-Flow 4048 RV Water Pump - 12 VDC, 4.0 GPM supports Camper vans, RVs, trailers, and mobile builds applications where fitment, measurements, installation requirements, and build layout should be confirmed before ordering.

Why choose this product?

Supports camper van, RV, and mobile build planning
Helps confirm measurements, installation needs, and clearances before checkout
Useful for matching the product to the build layout before ordering

Installation context

Confirm measurements and clearances
Review wiring, mounting, sealant, or material requirements where relevant
Use professional installation when the build requires it

Compatibility notes

Camper vans, RVs, trailers, and mobile builds that need a compatible water system component. Confirm capacity, fitting sizes, hose routing, mounting location before ordering. Product listing notes: With flow reaction technology, SHURFLO's High Flow 4048 RV Water Pump has a unique one-piece diaphragm and internal by-pass to assure smooth flow, long life and top performance in any plumbing system. Designed and built for high flow, low noise, smooth flow with no rapid cycling and SHURFLO reliability. It's also very quiet, thermally-protected, includes a built-in check valve and can run dry without damage. Mounts in any position.