RV Water Pump Overview And How To Choose A Perfect One

Warm up!

Imagine that your family is going on holiday in the favorite RV and then some issues come to your RV : the flow of the water gets stuck and you want to replace the used water by the fresh one. At present, you need to fix them to make sure your vacation is not interrupted. Knowing how they work can at least save your holiday right now. As you know, today’s RVs are made up of many RV Systems. Whether the RV is a motorhome or a towable, there are many common systems that make the modern RV so desirable such as: electrical, gas, water systems…But here come the water problems. This is the reason why you need an RV water pump for your water supply. We would be pleased to let you know in more details in this article

What is RV water pump ?

We have a lot to talk about RV water pump. But first things first, let’s take a closer look at RV water system. Every RV has a clean and waste water system. The clean system provides potable water; the other holds waste water named as black and gray water. Black water comes from toilet. And the latter from sinks and the shower.

RVs store their water in built-in tanks, which are usually located in the base of the motorhome or trailer. An average RV tank can store from 50 gallons up to 200 gallons of fresh water. Your unit has three types of tanks: the fresh water, gray (or used) water, and black (or waste) water tank. Back to your situation above, you need a tool to take the water from your RV’s tank up the pipe system of the rig: the RV Water Pump ! Uplifting the flow of the water as well as stabilizing the pressure is its function. A pump helps you to get water from the kitchen and bathroom faucets, keeping the shower and toilet flowing. In brief, the RV water pump provide you with the fresh water from the tank. However you should notice that most RV water pumps are small in size and they run off the RV’s battery.

RV Water Pump

RV Water Pump

Types of RV water pumps

 How many types of water pumps ? Which one is better ? How does it operate ? We will discuss these questions in this section below. Basically, there are two common types of RV water pumps. They are:

+ 12 Volt Water Pump:

  • The most common type of water pump
  • Found in recreational vehicles
  • Standard operating motors designed specifically for RV use.
  • Lower pressure than the larger ones ( such as 24V water pump)

SHURFLO 4008-101-A65 New 3.0 GPM RV Water Pump Revolution, 12V

+ 24 Volt Water Pump:

  • Greater water pressure.
  • Usually found on buses and trucks.
  • Reliable and high flow performance
  • Mostly used for heavy jobs.
  • More power and energy requirement

Note: Regular maintenance is required to ensure outstanding performance and longer lifespan.

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 7 key points in choosing RV Water Pump

 It’s time for you to make a decision. These vital factors below can help you pick out the most appropriate RV Water Pump.

  • Pressure and Power

    The best way for you to understand RV water pumps is to check its specifications. You also have to look for the amount of water it can pump in a minute. An ideal RV water pump can pump about three gallons of water every minute.

  • Wiring, Fuses, Voltage

    Majority of water pumps come with 12 volts unlike the ones found in buses and trucks. Remember that a fuse must be placed in the wiring before the device. It is recommended that a twin wire up be run instead of using chassis.

  • Noise

    The noise is somehow correlative to the type and power the water pump can provide. It is advisable to seal off the pump with a cover if you want to lessen the noise. The cover can also protect the pump from muffle and other elements. One thing to note, the pump must be covered enough to let air in and would not cause overheating.

  • Pressure Rating and Auto Switch

    Some models presented above feature auto switch, which can be very convenient to the user. Rating of pressure should also be considered to know how many gallons of water the pump could accommodate.

  • Energy Usage

    It is very important to remember that pumps require energy when the tap is on. This would mean that the more power the water pump has, the more energy it has.

  • Pump Cycle

    The cycle occurs whenever the pump is tapped off and on few times while being used in the bathroom. This is normally caused by the rate of the pump exceeding your water usage. One thing to remember, the pump should automatically stop when there is a pressure drop. If it goes below the preset value, the pump should automatically be reactivated.

  • Price

    Finally, you should also take into consideration your budget. Make sure the quality and features align with its price so you can prevent making an expensive mistake.

RV Water Pump diagram

This part is shown for the purpose of visualizing RV Water Pump more easily. Let’s check it !

RV Water Pump diagram

RV Water Pump diagram


RV Water Pump may have been in your mind now. But, wait! We want to cover everything for you again. Firstly, you know what it is. Secondly, it is pretty clear to be familiar with two common types of the water pump: 12V and 24V. At last but not least, 7 key points provide some advice that can guide you to buy the best for yourself. we already mention pros and cons. Now ball is in your court, just think carefully to find your true RV Water Pump!

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