ONLINE Store
Seatask stocks a wide range of Rainman Watermakers, spares and parts, with a low rate shipping program, and rapid processing and shipping.
Items ordered by 2pm EST are shipped within 24 Hours.
Premium Parts
Rainman Watermakers are designed to utilize ‘off-the-shelf’ consumables, spares and parts…. which makes watermaker ownership and repair a breeze.
Here at Seatask, we keep a stock of premium spares and consumables for all Rainman Watermakers, in addition to water testing supply equipment and plumbing hardware.




watermaker systems
Purchase a System
The Rainman Watermaker ordering process through Seatask is simple – simply click the link below, follow the guidance, and your watermaker order will be placed securely online, and delivered within 7 business days – expedited shipping available. Finacing available by Affirm.

115V (USA) Pressure Supply Unit
PORTABLE

230V (EURO) Pressure Supply Unit
PORTABLE

12V DC Pressure Supply Unit
PORTABLE

115V (USA) Pressure Supply Unit
INSTALLATION

230V (Europe) Pressure Supply Unit
INSTALLATION

12V DC Pressure Supply Unit
INSTALLATION

Gasoline Pressure Supply Unit
PORTABLE
Install UPGRADES
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Rainman Watermaker Auto Flush
$363.00 Add to cart-
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Rainman Watermaker Installation Kit
$250.00 Add to cart-
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Rainman Membrane Cable Ties
$5.50 Add to cart-
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Cased Membrane to Installation Conversion Kit
$220.00 Add to cart-
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High Output Membrane Mounts
$60.99 Add to cart-
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Electric PSU Mount
$69.00 Add to cart-
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Rainman Control Panel
$405.00 Add to cart-
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Rainman Control Panel Access Hatch
$132.00 Add to cart-
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Compact Membrane Mounts
$60.99 Add to cart-
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AC Naked Compatibility Kit – Control Panel
$280.00 Add to cart-
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12V DC Naked Compatibility Kit – Control Panel
$224.00 Add to cart-
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AC Cased Compatibility Kit – Control Panel
$367.00 Add to cart-
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DC Cased Compatibility Kit – Control Panel
$310.00 Add to cart-
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Pre 2020 Autoflush Compatibility Kit
$132.00 Add to cart-
Special promotions
Purchase consumable packages to save on larger purchases.
FILTERS and membranes
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5 Micron Prefilter – 6 Pack
$55.00 Add to cart-
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Pickling Solution Mix
$25.50 Add to cart-
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SW30 2540 – DOW Filmtec Seawater Membrane
$250.00 Add to cart-
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SW30 2521 – DOW Filmtec Seawater Membrane
$225.00 Add to cart-
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Rainman Inner Membrane Spigot O-Rings
$5.99 Add to cart-
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Rainman Outer Membrane Spigot O-Rings
$5.99 Add to cart-
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Carbon Filter – 6 Pack
$55.00 Add to cart-
pump parts
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High Pressure Pump Oil
$14.95 Add to cart-
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Lift Pump Impeller
$32.99 Add to cart-
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WM02 Packing Kit – Rainman Watermakers MK1
$145.00 Add to cart-
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Rainman Valve Kit
$105.00 Add to cart-
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Freight Plug
$9.99 Add to cart-
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Oil Plug
$16.99 Add to cart-
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WMR02 Packing Kit – Rainman Watermakers MK2
$145.00 Add to cart-
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Rainman MK2 Shaft Seal Kit
$25.00 Add to cart-
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Rainman Quick Disconnect O-Ring
$2.99 Add to cart-
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Intake Check Valve
$29.00 Add to cart-
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Intake Check Valve Only
$14.99 Add to cart-
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PSU Switch
$10.00 Add to cart-
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Pre-filter 90 Degree Nylon Fittings
$13.99 Add to cart-
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Intake Line Dust Cap
$15.99 Add to cart-
plumbing parts
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Rainman 5m HP Hose Replacement
$77.00 Add to cart-
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Rainman Watermaker 5m Intake Hose
$49.50 Add to cart-
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Rainman Watermaker – Replacement Sea Strainer (Portable)
$29.99 Add to cart-
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Rainman Watermaker 5m Product Water Hose
$14.99 Add to cart-
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Rainman Watermaker 5m Brine Hose
$14.99 Add to cart-
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Rainman Product Water Splitter
$19.99 Add to cart-
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Rainman 5/16″ Product Water PTC 1/4″ Threaded Fitting
$14.99 Add to cart-
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Rainman 3/8″ Brine Water PTC 1/4″ Threaded Fitting
$14.99 Add to cart-
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Rainman Flow Meter – AC and Gasoline Systems
$71.00 Add to cart-
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Rainman Flow Meter – 12V Systems
$71.00 Add to cart-
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Product Water Diverter Valve
$62.99 Add to cart-
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5/16 Union PTC
$4.99 Add to cart-
TDS Meters
UNDERSINK FILTRATION
Get In Touch
+1 (305) 965-8775
Location
COVID NOTICE:
Walk In’s / Store / Pickups suspened until further notice.
Ft Lauderdale
Florida, 33334
Office / Phone Hours
Mon:10am – 4pm
Tue: 10am – 4pm
Wed: 10am – 4pm
Thur: 10am – 4pm
Fri: 10am – 3pm
Sat: 10am – 1pm
Sun: Closed