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Aqua Whisper Pro


The Aqua Whisper Pro watermaker features semi-automatic operation with a touch pad control panel that allows simple touch and go operation. It is ideal for mid to large size yachts 15 to 150 feet in length (18 to 68 meters).



The Sea Recovery Aqua Whisper Pro watermaker is Ideal for mid to large size yachts 15 to 150 feet in length (18 to 68 meters). The Aqua Whisper Pro features semi-automatic operation with a touch pad control panel that allows simple touch and go operation. The Aqua Whisper Pro’s high pressure pump is engineered to be quieter than conventional high pressure pumps and operates for 2,000 hours before any maintenance is required. Multiple product water production capabilities From 450 gallons / 1,703 liters to 1800 gallons / 6,814 liters per day (19 gal / 71 lit – 75 gal / 284 lit per hour). All Aqua Whisper Pro models are “in-field” upgradable to higher production capacities. Semi-automatic operation requires only one pressure adjustment to varying feed water conditions. User-friendly touch pad control panel is simple to use and easy to understand. Manage critical functions from any location The LCD touch screen acts as your watermaker’s first mate, and will assist your efforts to maintain, guide, and configure the Aqua Whisper Pro anyway you wish. Vital system functions and gauges are reported through the display and remote, and can be accessed at any time. The Aqua Whisper Pro gives operators maximum control with the ability to do more than ever before. NOISE REDUCTION

  • High pressure plunger pump – specifically designed for sea water reverse osmosis applications. The unique design of this high pressure pump reduces noise level to a negligent hum.
  • Low noise manifold system design
  • Vibration isolation mounts included.


  • Hour Meter for keeping accurate ship’s logs & schedule preventative maintenance.
  • New solid state electronic flow meters for visual monitoring of the product water and feed water flow used to calculate production rates of the system.
  • Digital and bar graph Salinity Meter shows actual product water quality, an essential tool for product water monitoring.


  • Exclusive high efficiency booster pump for extended pre-filter life.
  • Quiet high pressure pump runs smooth and is free of pulsations.


  • Remote control touch pad available
  • A Soft Motor Starter is available for single phase AC powered systems that reduces start up power by 60%.
  • Clear viewable Sea Strainer with a cleanable Monel Mesh Screen filter for ultimate corrosion resistance and large particulate removal.
  • Optional – Commercial Prefilter, Oil Water Separator, pH Neutralizer, and Automatic Fresh Water Flush


  • Automatic FWF on system stop
  • Automatic shut down, either time duration or product quantity.
  • On / Off Manual Booster Pump Button


  • Dedicated heavy duty Magnetic Latching Relays for each motor integrated in the system.
  • 316 Stainless Steel Pressure Transducers for accurate measurement of system functions.
  • New High rejection / high yield membrane element that produces higher quality product water in a smaller space.
  • Fiberglass Reinforced High Pressure Membrane Vessel is stronger and eliminates corrosion.


  • A failsafe Product Water Diversion Valve
  • Unique Low Voltage Control Circuitry, shielded terminals, and covered high voltage components for end-user safety.


  • The Aqua Whisper DX is shipped from the factory ready to install and function.
  • There are no optional items required, and a complete installation kit is also included along with a comprehensive and detailed Owner’s Operation & Maintenance Manual.
  • Worldwide Service and Sales Network for immediate attention regardless of location
  • Technical service dedicated to excellent system performance



  • 27 15/16″ (710mm): Aqua Whisper PRO Compact 450-1 & 900-2
  • 37 15/16″ (964mm): Aqua Whisper PRO Compact 700-1 & 1400-2
  • 46 15/16″ (1192mm): Aqua Whisper PRO Compact 900-1 & 1800-2


Double R.O. Membrane Vessel Assembly
Control Panel – Front
  • 27 15/16″ – 710mm: Aqua Whisper DX/PRO Modular 450-1 & 900-2
  • 37 15/16″ – 964mm: Aqua Whisper DX/PRO Modular 700-1 & 1400-2
  • 46 15/16″ – 1192mm: Aqua Whisper DX/PRO Modular 900-1 & 1800-2


AQUA WHISPER PRO Pumps & Filters

Standard Plunger Pump
Booster Pump
Sea Strainer
Dual Pre-filter & Dual Post Filter

WATER CONNECTIONS: Feed Water 3/4″, Brine Discharge 3/4″, Product Water 1/2″


Production & Weight

Model Production / HrProduction / 24 HrsWeight – Compact*Weight – Modular*
450-171 liter1703 liter71 kg69 kg
700-1110 liter2650 liter73 kg71 kg
900-1142 liter3407 liter73 kg72 kg
900-2142 liter3407 liter77 kg75 kg
1400-2221 liter5300 liter79 kg76 kg
1800-2284 liter6814 liter82 kg79 kg

*Weight based on single phase motor. For three phase motors subtract 9 lbs.

ElectricalPhasePump Motor Voltage VACHzNormal Operating AmpsStart up Current
Plunger PumpSingleHigh Pressure / Booster110-115 / 220-23050/6030/15100/50
Radial Axial PumpSingleHigh Pressure / Booster110-115 / 220-23050/6035/17.5110/55
Plunger PumpThreeHigh Pressure / Booster220-230 / 380-46050/6011/5.530/15
Radial Axial PumpThreeHigh Pressure / Booster220-230 / 380-46050/6011/5.530/15


Circuit Breaker SizeOperating AC VoltagePhaseRecommended circuit breaker
Plunger Pump110-115/220-230Single40 Ampere / 20 Ampere
Radial Axial Pump110-115/220-230Single45 Ampere / 25 Ampere
Plunger Pump220 / 380 / 460Three15 Ampere / 10 Ampere / 10 Ampere
Radial Axial Pump220 / 380 / 460Three15 Ampere / 10 Ampere / 10 Ampere


Fresh Water Flush: Prevents fouling of the membranes and pre-filters by automatically rinsing the system with fresh water every seven days.

Plankton Filter: Filters most microorganisms from the feed water, prolonging pre-filter life.

pH Neutralizer: Brings R.O. product water to a neutral pH.

UV Sterilizer: Eliminates 99.8% of bacteria, viruses and microorganisms from the feed water.

Soft Motor Start: Reduces system start up, up to 50%. It is only available for single phase, 11-/220VAC, 50/60 Hz systems.

Multimedia Filter: Reduces pre-filter changes. Saves time and money. Recommended where feed water is high in suspended particles and biological growth (plankton).

Commercial Pre-Filter & Oil / Water Separator: Recommended where feed water is high in suspended particles and biological growth (plankton).


Touch Screen Remote: Operate your system from any location.


Use Sea Recovery’s genuine replacement consumables and spares in order to provide your watermaker with the highest quality material. Ensure the quality of your fresh water production by replacing filter and membrane elements. Our cleaning and storage compounds help prolong your watermaker, and eliminate unnecessary buildup that can lead to extra maintenance. Contact your dealer to order spare replacements.