If it s a completely empty 100 amp hour battery then in order to fully charge it youneed to pump in 1 amp for 100 hours or 5 amp for 20 hours or 25 amps for 4 hours etc your solar panel needs.
Will a 165 watt solar panel chargea 480 battery.
This kit contains 4 of our 110 watt solar panels a 750 watt power inverter a 30 amp charge controller and all the wiring to get you started 148 00 value.
The solar panel with the highest watt is the sunpower e series a commercial solar panel line.
Enter the total amps that your solar panels will produce all together.
Click on calculate to see the size wire required in awg american wire gauge.
We perform better than this on our own panels and battery combinations on clear sky days but this is a more realistic estimate for less than perfect days.
12 volt battery not included more product details close.
Usually 12 24 or 48 volts.
Enter the distance in feet from your solar panels to your battery bank charge controller.
Divide the wattage of the solar panel by the voltage of the battery to get the number of amps your charge connector needs to handle.
Ideal for charging 12 or 24 volt batteries in an off grid system.
6 watt solar panel charging a 4 000mah 3 7v battery time 14 8wh 6 watts x 2 4 9 hours.
Enter solar panel output voltage.
165 watts solar panel for charging 12 volt battery.
So with 422 wh we can multiply by 5 so 422 wh x 5 2110 wh capacity.
Get a usb multimeter from amazon to verify your charge rate.
The most power your 160 watt solar panel array generate in a day with a battery system is 160 watts x 4 hours x 66 efficiency factor 422 watt hours at best.
To charge a battery with a solar panel connect a charge connector to the solar panel.
The top panel in the e series comes out at a whopping 435 watts.
Ok to size the battery properly you select a size based on 20 discharge per day.
Identifying how many watts is needed for a solar panel to charge a deep cycle battery is a difficult task due to the dynamic factors involved.
Then run wires from the battery to the charge connector making sure to match the positive and negative poles.
These solar panels are warranted to retain at least 80 efficiency for up to 25 years.
Please call 510 498 8221 or email us via amazon for volume discount.