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Southwest Photovoltaic (PV) Systems, Inc.
212 East Main, Tomball, Texas 77375 • Ph: 281.351.0031 • Fax: 281.351.8356

The WATERMAX WA uses two, three or four modules (75 Watt) in series and caters for daily flowrates of between 590 and 2240 GPD at heads ranging from 0 to 262feet.

75 Watt modules are essential to ensure peak performance at maximum efficiency.

Weight
26.4 lbs.
12kg
Outlet
1"
25mm
Diameter
4.5"
113mm

DC flowchart
Head
64V (4 x solar panels in series)
48V (3 x solar panels in series)
32V (2 x solar panels in series)
Meters
Feet
Amps
GPM
Amps
GPM
Amps
GPM
0
0
1.55
3.74
1.32
2.86
1.16
1.84
10
33
1.89
3.57
1.69
2.75
1.57
1.76
20
66
2.30
3.50
2.12
2.69
1.97
1.67
30
99
2.74
3.43
2.54
2.62
2.39
1.65
40
132
3.16
3.35
2.91
2.53
2.81
1.59
50
165
3.55
3.26
3.31
2.49
3.20
1.54
60
198
3.90
3.17
3.71
2.42
3.60
1.50
70
230
4.20
3.13
4.11
2.35
4.07
1.45
80
263
4.60
3.02
4.50
2.29
4.53
1.39

Daily expected production

The daily charts & table below contain maximum figures obtained with insolation levels of 6kWh/day using a fixed panel mount. Figures are not temperature compensated.

Head
2 x SX-75 Solar Modules (2S)
3 x SX-75 Solar Modules (3S)
4 x SX-75 Solar Modules (4S)
Meters
Feet
GPD
GPD
GPD
0
0
1330
1766
2241
10
33
1213
1617
2042
20
66
1120
1489
1887
30
99
1005
1362
1728
40
132
922
1240
1575
50
165
845
1141
1432
60
198
766
1032
1304
70
230
664
926
1212
80
263
588
831
1073

Increase daily pumped capacity by up to 30% by substituting a fixed solar panel mount with a passive solar tracker.

   
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Copyright © 2003, Southwest Photovoltaic Systems, Inc.