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Elemental Water Makers

Efficient Water Maker

Efficient Water Maker: desalination done right

OtherReverse osmosis desalination unit
EF
Fresh water production
5–150m3/d
Specific energy consumption
2.7kWh/m3
Rated power
1.4–12.4kW

Characteristics

3 of 4 fields · all sourced · retrieved 2026-10-23
Fresh water production
5–150m3/d
Specific energy consumption
2.7kWh/m3
Rated power
1.4–12.4kW

The Efficient Water Maker is a seawater reverse osmosis unit that uses an energy recovery device to re-use the brine pressure, which the maker says cuts electricity use by 70% compared with conventional desalination, at around 2.7 kWh/m³. Units cover production capacities from 5 to 150 m³ (1,300 to 40,000 gallons) per day. They come as a compact skid-built system or as a plug-and-play containerised version. The treatment process is chemical-free: an automated fresh flush keeps the membranes clean using product water, and a lower recovery ratio means no anti-scalants are needed. The units include multi-media and cartridge pre-treatment, super duplex, bronze or 904L intake pumps, optional remineralisation and UV post-treatment, and GSM-based remote monitoring and control.

Manufacturer datasheet (14)

Configuration options
a compact skid-built solution or a plug-and-play containerized version
Containerization option (Small, 11 m³/day)
8-ft containerized
Containerization option (Medium, 44 m³/day)
8-ft containerized
Containerization option (Large, 110 m³)
20-ft containerized
Reverse osmosis operating pressure (seawater)
in the order of 50 bar (725 psi)bar
Energy savings vs conventional desalination
70%%
Electricity supply compatibility
50 or 60 Hz, single or three-phase
Intake pump materials
super duplex, bronze or 904L pumps
Energy recovery device material
(super) duplex steel
Pre-treatment
a multi-media filter that can be backwashed periodically
Remote monitoring
GSM-based monitoring for remote control and alarm messaging
Water quality measurement frequency
twice every second
Technical lifetime
>20 yrsyr
Included support
a year free support

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