Rainman Watermaker Comparison

Pressure Supply Unit AC Electric DC Electric Petrol (Gasoline)
Pressure Supply Unit AC Electric DC Electric Petrol (Gasoline)
 
Product Water Output Expectations
RO - High Output
(2 x Filmtec SW30-2540)
100 - 140 lph
26 - 37 gph
100 - 140 lph
26 - 37 gph
RO - Compact
(2 x Filmtec SW30-2521)
50 - 70 lph
13 - 18 gph
50 - 70 lph
13 - 18 gph
RO - Economy
(1 x Filmtec SW30-2540)
50 - 70 lph
13 - 18 gph
26 - 34 lph
7 - 9 gph
50 - 70 lph
13 - 18 gph
 
System Specifications
Power Source 230VAC / 50Hz
           or
115VAC / 60Hz
12V DC Petrol (Gasoline)
Power Use 1,250 Watts 410 Watts 700ml Fuel / 70 Minutes
Current Draw 6 Amps (230V)
12 Amps (115V)
32 Amps
nil
Motor Type 1.5HP TEFC induction Permanent magnet TEFC DC Honda GXH50 (4 stroke)
Plug Type USA - NEMA 5-15
Europe - CEE 7/7
Australia - AS/NZS 3112
UK - BS 1363
Anderson style n/a
Power Cord Length 3 metres (10 ft) 1.4 metres (4.5 ft)
including battery connectors
n/a
Subjective Sound Level
Loud hum Soft hum Slightly quieter than
Honda 2kVA generator
(under max load)
Measured Sound Level
   6 Metres in Open Lot
62dB 58dB 73dB
Integrated Lift Pump Flexible impeller Flexible impeller Flexible impeller
High Pressure Pump General Pump WMR Series General Pump WMR Series General Pump WM Series
Pressure Relief Valve Interpump 316SS/Ceramic Interpump 316SS/Ceramic Interpump 316SS/Ceramic
Operating Pressure 55 bar (800 psi) 55 bar (800 psi) 55 bar (800 psi)
Dimensions 600 x 270 x 375mm
23.6" x 10.6" x 14.8"
600 x 270 x 375mm
23.6" x 10.6" x 14.8"
595 x 310 x 450mm
23.4" x 12.2" x 17.7"
Pre-Filter Single 5 micron pleated Single 5 micron pleated Single 5 micron pleated
Intake Hose Length 5 metres (16 ft) 5 metres (16 ft) 3 metres (10 ft)
Weight 24.5 kg (54 lb) 24.5 kg (54 lb) 26.5 kg (58 lb)
Vertical Water Lift 2 metres (6 ft) 2 metres (6 ft) 2 metres (6 ft)
Shell Composition Moulded Polypropylene Moulded Polypropylene Moulded Polyethylene