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Kohree RV Water Pump 12V DC 5.5GPM 55PSI and 0.75L 125PSI Pre-Pressurized Accumulator Tank, Quiet RV Water Pump and Accumulator Tank System for RV Camping, Boat, Kitchen, Bathroom

  • Based on 468 reviews
Condition: New
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Availability: Only 10 left in stock, order soon!
Fulfilled by Amazon

Arrives Thursday, Jul 10
Order within 14 hours and 29 minutes
Available payment plans shown during checkout

Size: 5.5GPM 55PSI Water Pump with Accumulator Tank


Features

  • FeaturesThis set consists of a 4 chamber diaphragm pump 55 PSI with 5.5 GPM water flow, and a 0.75L pre-pressurized accumulator tank, 2 hose adapters. A fully assembled pressure set that simplifies the installation of water pressure systems for both the professional and amateur installer
  • Quiet OperationEquipped with anti-vibration rubber feet and shock-proof iron plate, this set can reduce noise of your water system, operating volume below 45 DB. It can also reduce water pump kicking on, provide a more quiet and pleasant environment, especially in residential or recreational settings like RVs and boats
  • Smooth Water FlowKohree 4-chamber RV Water Diaphragm Pump provides high volume water flow to 5.5 GPM. And the accumulator tank acts as a buffer, providing a steady water pressure even when the demand fluctuates, ensuring smoother water flow for a consistent user experience. It also prevents surges or drops in pressure that can be potentially damaging to fixtures and appliances
  • Extended Pump LifespanBy reducing pump cycling, the system minimizes wear and tear on both the pump and other components, leading to fewer maintenance issues and longer service intervals
  • Run Dry & Thermal Overload ProtectionKohree RV Water Pump can run dry for a short period time, reducing the risk of motor burnout. The thermal overload protection function of the motor makes our products safer and can be used longer

Brand: Kohree


Color: Black


Material: Stainless Steel or Polyvinyl Chloride


Style: Diaphragm


Power Source: Corded Electric


Maximum Flow Rate: 5.5 Gallons Per Minute


Voltage: 12 Volts (DC)


Manufacturer: Kohree


Brand: ‎Kohree


Color: ‎Black


Material: ‎Stainless Steel or Polyvinyl Chloride


Style: ‎Diaphragm


Power Source: ‎Corded Electric


Maximum Flow Rate: ‎5.5 Gallons Per Minute


Voltage: ‎12 Volts (DC)


Manufacturer: ‎Kohree


Item Weight: ‎9.94 pounds


Package Dimensions: ‎16.34 x 11.69 x 6.5 inches


Country of Origin: ‎China


Item model number: ‎HY1734


Size: ‎5.5GPM 55PSI Water Pump with Accumulator Tank


Included Components: ‎RV Water Pump and Accumulator Tank System


Batteries Included?: ‎No


Batteries Required?: ‎Yes


Date First Available: May 6, 2024


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Thursday, Jul 10

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

  • Klarna Financing
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  • Financing through Apple Pay
Leasing options through Acima may also be available during checkout.

Learn more about financing & leasing here.

Top Amazon Reviews


  • Change in Mounting the Unit Made a Difference
Size: 5.5GPM 55PSI Water Pump with Accumulator ...
At first I had the unit flat on the ground horizontally for about 2 to 3 weeks. We use it daily everyday. It did okay but it would act like it lost the prime and would run longer than it should while priming itself and building pressure again. I got tired of that happening so I mounted it vertically as the picture shows. I did do some plumbing with the shark bite fittings and added a check valve just in case. We have been using it without a single problem or loosing prime now for a few weeks. It isn’t as loud as the original pump and the accumulator tank helps to reduce cycles of the pump coming on. It is mounted inside our 5th wheel storage cabinet so you hear it but it’s not a big deal. My friend has the same one mounted in his 5th wheel near the under storage area and you can barely hear it run when it’s quiet inside the trailer. At this point I’m happy with the pump and the pressure it delivers because we rely on it daily while living off grid. It’s great for showers and handles the vanity faucet and kitchen faucet with ease. I have turned the kitchen faucet on while my wife was using the shower and didn’t hear any yells or screams due to poor water pressure. If I would have left the pump alone and not tried to improve the plumbing situation, I’m sure I wouldn’t be happy with the pump at all. But RV plumbing isn’t all that good from the factory and can be easily improved by common sense and some know how or a friend that knows what they are doing and can help to improve the situation of RV plumbing. I would recommend this water pump. ... show more
Reviewed in the United States on February 23, 2025 by H M H M

  • Excellent
Size: 5.5GPM 55PSI Water Pump with Accumulator ...
Extremely smooth water flow, no fluctuations at all. Good pressure, and works as it should. Shuts off at pressure, had to do some minor modifications to the mounting panel, but fit good after that. Installed easy as any water pump, and for the price you can't go wrong. I definitely recommend this.
Reviewed in the United States on May 9, 2025 by Bobby Alexander

  • Kohree RV pump
Size: 3.5GPM 55PSI
Replaced existing RV pump with a new Kohree pump. works fine.
Reviewed in the United States on May 31, 2025 by Paul Oestreich

  • Good fit with much improved water flow.
Size: 5.5GPM 55PSI Water Pump with Accumulator ...
Replacing my original 3.5 gpm water pump that came with my 2014 FR3. This fit perfectly into the space and took less than an hour to install. Better water flow with much less noise.
Reviewed in the United States on May 24, 2025 by Tim Smith Tim Smith

  • Quick and functioning purchase
Size: 5.5GPM 55PSI
I complained the first time because a part I was told would be here today, then was notified it would be tomorrow then it showing up today, had me questioning purchase. However it did make it install it easily and it works great!
Reviewed in the United States on April 27, 2025 by Crystal McInvaille

  • Requires 40 Amp Fuse, but not provided, or mentioned by Amazon.
Size: 7.0GPM 70PSI
I just now opened this item up, to read the manual prior to installing it. Immediately, I see that it needs a 40 amp fuse installed as current protection. This is not mentioned on the Amazon product page at all. I have searched since I've learned this and cannot find where I needed to purchase any additional items, or I would have. I have contacted the manufacturer for resolution, and will update this review once I understand the resolution. Also, they state that maintenance and winterizing is required after periods of storage, but do not offer any process for either maintenance, or winterizing. Although winterizing may just be pouring the water out of it, but I do not know for certain. Absolutely not off to a good start here. ... show more
Reviewed in the United States on May 2, 2025 by Don Bollinger

  • seems good. will update if it fails.
Size: 3.5GPM 55PSI
seems like a nice heavy unit!
Reviewed in the United States on May 19, 2025 by James

  • New Water Pump and Accumulator Tank Installed ... Works great!
Size: 5.5GPM 55PSI Water Pump with Accumulator ...
Installed my new Kohree RV Water Pump today, and it works great! I like the mounting platform with the screw-down connectors. This pump provides a quieter pump operation than the old, OEM pump, which was only 3 GPM, with no accumulator tank. The 5.5 GPM pump provides better pressure and flow, with the accumulator tank providing some “shock absorption,” so if someone is taking a shower, and another person starts washing dishes, “the shock” of the water turning on and off for the person in the shower is not felt. Overall very pleased with the item, the price, and the quicker-than-expected delivery. ... show more
Reviewed in the United States on March 29, 2025 by decent1 decent1

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