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Solar Battery Backup Calculator

Input values below and click "Calculate" to populate the other values on the page
Load Voltage Inverter Efficiency Rating
Load Amperage
Input Amps of electricity needed as measured by multimeter: Appliances, Inverters, lights, etc.
Instant Watt Usage
amps x volts + inefficiency watts
Hourly Amp Hours Used @ 12v ah
Daily Amp Hours Used @ 12v ah
Weekly Amp Hours Used @12v ah
Monthly Amp Hours Used @12v ah
SunXtender 12 Volt Solar Batteries Batteries Necessary for Reserve Power (+/- 1)
@ 50% Depth of Discharge

Sun Xtender #PVX-340T		 5 hour reserve =
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Sun Xtender #PVX-420T		 5 hour reserve =
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Sun Xtender #PVX-490T		 5 hour reserve =
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Sun Xtender #PVX-560T		 5 hour reserve =
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Sun Xtender #PVX-690T		 5 hour reserve =
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Sun Xtender #PVX-840T		 5 hour reserve =
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Sun Xtender #PVX-1080T		 5 hour reserve =
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Sun Xtender #PVX-1040T		 5 hour reserve =
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Sun Xtender #PVX-890T		 5 hour reserve =
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Sun Xtender #PVX-2120L		 5 hour reserve =
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Sun Xtender #PVX-2580L		 5 hour reserve =
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Sun Xtender #PVX-1040HT		 5 hour reserve =
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Sun Xtender 6 Volt Solar Batteries Batteries Necessary for Reserve Power (+/- 1)
@ 50% Depth of Discharge

Sun Xtender #PVX-1380T		 5 hour reserve =
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1 day reserve =
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Sun Xtender #PVX-1680T		 5 hour reserve =
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Sun Xtender #PVX-1780T		 5 hour reserve =
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Sun Xtender #PVX-2080T		 5 hour reserve =
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Sun Xtender #PVX-2160T		 5 hour reserve =
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Sun Xtender #PVX-2240T		 5 hour reserve =
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Sun Xtender 2 Volt Solar Batteries Batteries Necessary for Reserve Power (+/- 1)
@ 50% Depth of Discharge

Sun Xtender #PVX-4140T		 5 hour reserve =
12 hour reserve =
1 day reserve =
3 day reserve =
5 day reserve =

Sun Xtender #PVX-5040T		 5 hour reserve =
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Sun Xtender #PVX-5340T		 5 hour reserve =
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Sun Xtender #PVX-6240T		 5 hour reserve =
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Sun Xtender #PVX-6480T		 5 hour reserve =
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Sun Xtender #PVX-1030T		 5 hour reserve =
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