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Description
RO Reverse Osmosis Water - Delivery Pump - Aquatec DP550Aquatec DP550 Delivery Demand Pump Aquatecs 550 Series delivers powerful flow rates up to 5. 5 GPM 21 LPM at pressures up to 80 PSI 5. 5 Bar. Our patented 5 chamber diaphragm and piston design allows these pumps to operate at exceptionally quiet noise levels and with minimal pulsations. Like our smaller, 3 chamber 5800 7800 Series, these pumps are designed for intermittent duty, though most models can be run continuously for hours at a time. These
Aquatec DP550 Delivery/Demand PumpAquatec’s 550 Series delivers powerful flow rates up to
5.5 GPM/21 LPM at pressures up to 80 PSI/5.5 Bar.
Our patented 5-chamber diaphragm and piston design
allows these pumps to operate at exceptionally quiet
noise levels and with minimal pulsations.
Like our smaller, 3-chamber 5800/7800 Series, these
pumps are designed for intermittent duty, though most
models can be run continuously for hours at a time.
These pumps are commonly used either to pressurize
water from an atmospheric tank,to deliver purified water
to a specific point of use, or simply to increase pressure
when required.
These pumps can either be controlled by a pressure switch (“demand” mode) or an external
power control device (“delivery” mode). When required, an integrated bypass can be
incorporated to help regulate pressure levels.
TECHNICAL SPECIFICATIONS:
POWER: Available motors from 12VDC to 230VAC, energy requirements between 50W-200W
(depending on flow, pressure). Can be used with compatible transformers and/or DC
power supplies, to be ordered separately. Standard terminations are 12”, stripped end
AWG leadwires, with connectors and power cords also available
ENVELOPE DIMENSIONS:: Approximately 4”x 5”x 8”, weighing 8 lbs
MOUNTING: All positions. Standard offering is a steel mounting base with four hollow rubber grommets
CONTROL OPTIONS: Internal Bypass (20-100 psi), Pressure Switch (40-70 psi)
FITTINGS: Pumphead options include 3/4”openings (for use with 3/8”, 5/8”, 1/2", and 3/4" hose barb,
quick connect fittings), and 1/2” NPT female ports, and John Guest 1/2” and 3/8” fittings.
For additional information on fittings, please refer to page 21.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.0 ★★★★★
Based on 25 reviews
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Product Reviews
★★★★★ 5
Easily put together
Color: Black Wood 5-tier, Size: 2PCS, Color: Black Wood 5-tier, Size: 2PCS
Not done with the decor but so far I love them
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Reviewed in the United States on April 26, 2026
★★★★★ 5
Nothing
Color: White Marble 5-tier, Size: 2PCS, Color: White Marble 5-tier, Size: 2PCS
When I was moving they bent easily
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Reviewed in the United States on May 7, 2026
★★★★★ 1
Don’t
Color: White Wood 5-tier, Size: 1PC, Color: White Wood 5-tier, Size: 1PC
It’s huge. Much bigger than expected. Low quality. Unstable.
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Reviewed in the United States on May 28, 2026
★★★★★ 5
10/10
Color: Black Wood 5-tier, Size: 2PCS
Nice quality.
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Reviewed in the United States on March 29, 2026
★★★★★ 5
PERFECT SOLUTION FOR SMALL SPACES.
I recently purchased the Tutotak 6-Tier Book Shelf for my son's room, and I couldn't be happier with it! The 6-tier design is a huge plus. It allows for plenty of storage without taking up too much floor space. The shelves are just the right height for storing books, toys, and decorative items. The vertical design maximizes the use of space, making it ideal for a smaller room like my son's.
Sturdiness:
I was pleasantly surprised by how sturdy this shelf is. Despite its slim profile, it holds up well even with a decent amount of weight on each shelf.
Assembly:
It was easy to assemble, and all the parts were clearly labeled. I was able to set it up within about 30 minutes by myself, and everything lined up perfectly. The instructions were straightforward, so I didn't have to spend much time figuring it out.
Functionality:
Not only is it great for books, but the different levels are also perfect for organizing his toys, art supplies, and even some of his favorite collectibles..
Final Thoughts:
I’m really impressed with this shelf. It’s well-built, space-efficient, and versatile. It has made a huge difference in organizing my son’s room without making it feel cramped. If you have limited space and need something practical but stylish, I highly recommend this bookshelf!
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Reviewed in the United States on September 11, 2025