LEDI · DIY watermaker kit
Build it yourself. Spend on the parts.
Core watermaker components in one kit. Use your own compatible high-pressure pump or add a matched pack, then assemble it to suit your installation.
For capable DIY builders
Serviceable components
Gold Coast team to talk to
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AUD · base kit
Includes your selected membrane assembly, feed pump, filtration, hardware and monitoring.
1 · HousingPressure vessel layout
2 · Membrane[[ memNote ]]
3 · Feed pump voltageIncluded Nomad feed pump only
4 · High-pressure pump (optional)Packs fitted to [[ housingLabel ]]
$500 off
an eligible CAT pump pack bought with your kit. Applied automatically in the cart.
Your build
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Base kit[[ kitPriceLabel ]]
Pump pack[[ packPriceLabel ]]
Power, switches, protection, wiring, installation parts and freight are extra.
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View your order →
Using your own pump? Have LEDI check your proposed build before ordering.
Questions? Call +61 494 562 668
Watermaker Explorer · Free · No account
Not sure which pump or membrane to choose?
See how source water, power, pump and membrane choices affect estimated output. Compare results, then confirm your selection with LEDI.
Actual Explorer screenshots. Results are example estimates; confirm your proposed build with LEDI. Select an image to view it full size.
A parts kit for your own build
See what you're building with.
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You add: a suitable high-pressure pump and motor (or a matched pump pack), power, controls, protection, wiring and installation-specific mounting.
How the components fit together
Plan the layout before you assemble.
Typical component flow. A planning overview, not an assembly drawing — use the supplied build diagram and component instructions for assembly, pressure protection, flushing and commissioning.
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Product water → collectionTDS + flow monitoring
Brine → dischargePressure-control plumbing
Feed water
High-pressure line
Product water
Brine
Included in your selected build
Your kit, part by part.
Showing [[ buildLine ]]. Change the options above and this list follows.
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This is a DIY parts kit, not a finished watermaker. Assembly, mounting, wiring, pressure testing and commissioning are up to the builder.
Accessories, fittings and spares
Add a flush controller, spare membrane or extra pre-filters, plus fittings for your layout. The kit already includes the listed core fittings and two spare pre-filters of each grade.
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Technical reference
Build specifications.
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Build it. Install it. Or just plug it in.
Choose how much of the work you want to do.
Before you order
Make the choice with confidence.
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Have a pump or a build in mind?
Tell us the pump model, power supply, intended membrane layout and water needs. We'll help you choose the next step.