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I recently purchase a ring doorbell 3 and i attached a 12
i recently purchase a ring doorbell 3 and i attached a 12 volt power to it, but it is not attached to a door bell chime how do i know if it is charging the battery … read more
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I have a 1500w solar panel array to run a submersible pump.
I have a 1500w solar panel array to run a submersible pump. There is a controller and inverter of sufficient capacity. It seems to have polarised the 12v battery I'm using. Why?… read more
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A power system has an input for a solar panel. That panel
A power system has an input for a solar panel. That panel has an open circuit (not under load) voltage of 18 volts. If instead of a solar panel, a DC power supply was used as the input, what should th… read more
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I have an old car jumper box that I want to replace the
I have an old car jumper box that I want to replace the sealed lead acid battery with some lithium ion 18650 batteries. I have some plastic packs that I want to put them in. The array is 4X9X2 a total… read more
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I think I'm up and running with the solar. A couple
Kevin,I think I'm up and running with the solar. A couple questions.1) see attached pic. The MC4 to sae quick disconnect looks like I have positive to negative and visa versa. I used the reverse polar… read more
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I have a rocker switch that powers on a liftgate on a small
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Resistors in series: Usual electrical elements are connected
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I've got an electric bike, running 18s battery and I want to
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I have a Margarita machine (ice bur and blender) that works
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I have a Vital Grill camping stove that has a fan that runs
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I have a Triplett 2202 EL Meter. Can I use it to see what
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I am still trying to figure out what my volt meter should show
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I purchased a NPower 3000 watt inverter from Northern about
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I have a 1995 electric club cart golf cart, model 5bc59jb56194b.
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I have a Red Maple TG6500 generator with an electric starter.
I have a Red Maple TG6500 generator with an electric starter. The electric starter no longer works. The battery is giving 12volts and 100 amps pf power but I am not sure that the amps are enough and t… read more
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After shutting off the power and turning it back on two of
After shutting off the power and turning it back on two of my cieling fans do not work and there is no remote… read more
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I hooked up 3 solar panels to an array of four 12V batteries
I hooked up 3 solar panels to an array of four 12V batteries per the diagram. Power inverter light shows green, but when I plug something in, the short circuit alarm sounds. Don't know what I'm doing … read more
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Six cells are connected in series to form an battery.
Each cell has a rating of 1.5 volts and 1 amp. AWG 18-gauge wire joins the positive terminal of the batery formed by this series of cells to an indicator lamp located 300 ft away. Another 300 ft lengt… read more
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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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