Workboat Series Watermaker

  • $11,535.00

Not available for online purchase. Please contact for information and ordering. Manufactured to order, typical turn around time 4 weeks. 

Product Overview:

The Workboat Series is an industrial grade watermaker that comes with frame mounted unit, manual start/stop and automatic freshwater flush. Built to last. These systems may be customized according to your needs. The Workboat Series can produce 500 to 2,500 gallons of potable water per day for drinking, making ice, washing and cleaning. Straightforward installation and simple to maintain. Also available in an optional Clearwater frame for Vessels that need a commercial pump and motor in a compact size.

Desirable features such as stainless steel high-pressure CAT PUMPS®, automatic freshwater flush, remote controller, seawater membranes and salinity meter are included in the price; competitor brands charge thousands more to add-on similar features. Uses standard membranes for worldwide supplier access if needed; competitor brands hold you hostage to buying their overpriced and proprietary membranes.

US Watermaker is committed to providing products that reflect the highest quality materials and workmanship available. Please contact for more information and ordering.

Features & Benefits:

  • Production capacity of 500 to 2,500 gallons of potable water per day
  • Straightforward installation and simple to maintain
  • High quality features included unlike competitor models which charge additional costs for add-on features
  • System includes:
    • Reverse Osmosis (R.O.) Membranes
    • Automatic & Manual Freshwater Flush
    • CAT PUMPS® - Stainless Steel High Pressure Pump
    • Controller
    • Salinity Meter
  • Uses standard, non-proprietary Seawater 2540 or 4040 membranes
  • 1 year limited factory warranty
  • Lifetime warranty on CAT pump heads and fiberglass pressure vessels
  • Made in the USA

Technical Specs:

Production Capacity (GPD) 500 to 2,500
Raw Water Flow (GPM) 2.3 GPM to 5 GPM
Pre-filter (5um, 20um)
Commercial 5 & 25 Micron    
Motor TEFC Close Coupled 1.5 HP to 5 HP
Amps         14.0/7.0      16.6/8.3    20.8/10.4
Volts/Amps 115 or 230 (1.5 HP Single Phase) 12.8 or 6.4 Amps
230 (3 HP Single Phase) 13.2 Amps
208, 230 or 460 (Three Phase) 9, 8.6 or 4.3 Amps
Frame Dimensions 14.5” High x 26” Wide x 18.25” Deep
High Pressure Pump CAT PUMPS® 3CP or 5CP, 316 Stainless Steel Pump
High Pressure Control Adjustable Pressure Regulator and Safety Switch
Low Pressure Control Low Pressure Safety Switch
Pressure Vessels Composite with Anodized Aluminum End Plugs
Membranes Seawater 2540 and 4040
Operating Pressures 800 PSI
Feed Pump Composite Magnetic Drive or NAB Centrifugal
Feed Pressure 2 PSI Minimum
Raw Water Connection ¾ “ Hose Barb
Waste Water Connection ½” Hose Barb
Product Water Connection ½” Hose Barb
Fresh Water Flush, Automatic Automatic, ½” Hose Barb


Workboat Series Specifications, click here for pdf

Workboat Series Installation and Operations Manual, click here for pdf