Best Booster Pump for RO System

Reverse Osmosis with Pressure Recovery Pump
Image: Reverse Osmosis with Pressure Recovery Pump by Desalinfo (CC BY-SA 3.0)

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An RO booster pump must match the membrane’s output, tubing, transformer, pressure-switch logic and shutoff arrangement. The list deliberately spans standalone residential pumps, complete kits and high-output RO/DI equipment; none is a universal substitute. Check the system manufacturer’s installation information before changing the feed-water circuit.

# Product Price Where to buy
1 Aquatec 6800 Booster Pump $130–$140 Amazon · eBay
2 Aquatec 8800 Complete Pump Package $150–$200 Amazon
3 Pentair AES BP8800 RO Booster Pump Kit $190–$200 Amazon
4 SpectraPure Replacement Low Flow Booster Pump 6800 $130–$140 Amazon
5 SpectraPure High Flow Booster Pump 8800C $145–$155 Amazon
6 SpectraPure Manual Flush RO/DI Booster Pump Kit $230–$250 Amazon
7 SpectraPure Pressure Switch Booster Pump Kit $340–$360 Amazon
8 Hydro-Logic Stealth RO Booster Pump #29020 $240–$285 Amazon
9 Hydro-Logic Evolution-RO Booster Pump $950–$1,000 Amazon · eBay

The picks, in detail

Aquatec 6800 Booster Pump
Pick 01 of 09

Aquatec 6800 Booster Pump

Pure Water Products lists the 6800 for RO units designed to produce under 50 GPD, making membrane rating the first compatibility check.

  • Up to 50 GPD
Pros

  • Defined membrane range
Cons

  • Pump-only listings need accessories
Aquatec 8800 Complete Pump Package
Pick 02 of 09

Aquatec 8800 Complete Pump Package

A complete Aquatec 8800 package with transformer and pressure switch, listed for 50–100 GPD residential membranes.

  • High-flow series
Pros

  • Higher-output RO use
Cons

  • Check fittings and transformer
Price: $150–$200
Pentair AES BP8800 RO Booster Pump Kit
Pick 03 of 09

Pentair AES BP8800 RO Booster Pump Kit

Pentair AES’s BP8800 kit is designed for RO systems up to 100 GPD and includes a 24 VDC pump, 110 V transformer and high-pressure switch.

  • 24 VDC pump kit
Pros

  • Matched transformer and switch
Cons

  • Confirm 100-GPD-or-less application
Price: $190–$200
SpectraPure Replacement Low Flow Booster Pump 6800
Pick 04 of 09

SpectraPure Replacement Low Flow Booster Pump 6800

SpectraPure currently lists its replacement low-flow 6800 pump at $134.99 for an existing compatible RO/DI setup.

  • Low-flow replacement
Pros

  • Current manufacturer catalog listing
Cons

  • Replacement rather than a complete conversion
Price: $130–$140
SpectraPure High Flow Booster Pump 8800C
Pick 05 of 09

SpectraPure High Flow Booster Pump 8800C

SpectraPure lists the 8800C high-flow booster pump at $149.99; confirm that the membrane and existing controls call for the high-flow version.

  • High-flow 8800C
Pros

  • Current $149.99 listing
Cons

  • Pump does not establish system compatibility
Price: $145–$155
SpectraPure Manual Flush RO/DI Booster Pump Kit
Pick 06 of 09

SpectraPure Manual Flush RO/DI Booster Pump Kit

A complete manual-flush RO/DI booster-pump kit listed by SpectraPure at $238.99 for systems whose plumbing and controls support that format.

  • Manual-flush kit
Pros

  • Kit configuration
Cons

  • Not a drop-in pump-only replacement
Price: $230–$250
SpectraPure Pressure Switch Booster Pump Kit
Pick 07 of 09

SpectraPure Pressure Switch Booster Pump Kit

SpectraPure’s pressure-switch booster-pump kit is a control-oriented option, listed at $345.99, for a system engineered around that switching arrangement.

  • Pressure-switch kit
Pros

  • Integrated control approach
Cons

  • Requires compatible RO/DI control plumbing
Price: $340–$360
Hydro-Logic Stealth RO Booster Pump #29020
Pick 08 of 09

Hydro-Logic Stealth RO Booster Pump #29020

Hydro-Logic’s #29020 is a 3/8-inch quick-connect pump with transformer and high-pressure switch made for the Stealth RO platform.

  • 3/8-inch quick-connect fittings
Pros

  • Transformer and switch included
Cons

  • Platform-specific fitment
Price: $240–$285
Hydro-Logic Evolution-RO Booster Pump
Pick 09 of 09

Hydro-Logic Evolution-RO Booster Pump

Hydro-Logic’s heavy-duty Evolution-RO pump is explicitly for 1,000–1,500 GPD systems and is not a residential under-sink replacement.

  • 1,000–1,500 GPD application
Pros

  • Designed for continuous commercial duty
Cons

  • Wrong scale for a typical residential RO system

Buying tips

  • Identify membrane GPD before choosing the pump series.
  • Match quick-connect size, transformer and pressure switch.
  • A permeate pump is not the same thing as a feed-pressure booster.

As an Amazon Associate and eBay Partner, toptenpick.com earns from qualifying purchases. Prices and availability are subject to change.

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