1
Enter your Daily Power Requirement (Watt-hr/day)
Begin by listing every device you'll power in the MAPPS® Load Calculator below – it adds up the Watt-hours for you in real time. For an offline copy, download the Excel worksheet.
MAPPS® Load Calculator
Download Load Calculator (Excel)Qty | Description | Amps | Volts | Watts | Hours/Day | Wh/Day | Remove |
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Total Daily Power: 0.00 Wh/day
2
Select your Solar Zone
Locate your site on the Solar Irradiance Map (click to view). The values represent average winter insolation; energy availability increases from Zone 1 to Zone 5.
3
Select System Load Voltage
Pick a system voltage, then compare the table values for your zone to your required Watt-hours. Select the MAPPS model that meets or exceeds your need.