Car Battery 13.8 Volts

The correct answer is very simple. During charging up to 144v is used by bench chargers and solar controllers to get a full charge into the batterys.

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So a power supply designed for automotive equipment ham or CB radios etc should deliver 138 V.

. AutoZone Has You Covered at Americas 1 Battery Destination. The battery will still charge at 134 volts but it wont get above 80 charged. Search from 59 Used Chevrolet Volt cars for sale including a 2013 Chevrolet Volt a 2013 Chevrolet Volt Premium and a 2014 Chevrolet Volt ranging in price from 7500 to 27000.

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The extra voltage is due to the alternator connected to the battery probes. Fast car battery installation wherever you are. At about 80 degrees a fully charged battery will be around 125-126 volts.

GOLF CAR 22NFD 24 31 A22NF DC A24 SDC TP A24DC TP A24 HDC TP A27 DC TP A27 A31 1-IDC RIB A31 DC BIB. And this is often for equipment that will be used in automobiles which have 12v batterieselectrical systems. But most car alternators use either 138 very slow to charge or 14142v.

POE injection voltage is 32V to get 128v at the other end. Get a Kelley Blue Book instant cash offer. 138 v wall charger.

Then compare it to the voltage figures below. Car battery voltage range The car battery voltage may range anywhere from 0 volts to 128 volts when turned off and up to 148 volts when the car is running. The temperature outside affects the voltage of the battery.

I know that 138v minus 15 is within the realm of 12v but why is 138 the standard and not 12. A lower voltage like the 138 volts that lead-acid chargers often use for float charging will not fully charge a lithium iron phosphate battery. I ran a 100 foot length of 10 gauge from the batteries directly to the radio.

The supplied DC power cord meets these specifications. A fully charged battery should have an. Perhaps youre not getting full voltage rectification out of your amplifier only 2 of 3 phases.

138 from pc power supply. A car alternator needs to be putting out at least 13-14 volts ideally between 138 and 142 volts to effectively charge a 12 volt car batteryIf the alternator is putting out too much voltage 15 volts it is likely your battery acid will boil over out of the battery. Ad North Americas Largest Battery Store.

138 25 amp voltage regulator. The no load voltage on a fully charged lead acid battery is about 132V. Notice how I mention the alternator is connected to the probes.

Your standard 12 V car battery should be sufficient. Ad Need a New Battery. 12 volt to 138 volt converter.

Battery Specifications Battery Bill Inc. Car Battery Starter 99800mAh 12V Car Jump Starter Power Pack With USB Cable 0. But as I scan the equipment brochures they all refer to 138v DC as their preferred voltage plus or minus 15.

As long as battery voltage remains above 96 volts the battery is considered good. 138 V is the normal voltage of a running automobile with a 12-volt battery. Click to see full answer.

It should be between 138 and 142 ideally. Most of the power supplies sold for astronomy equipment applications are in the 13 to 14 volt range. 138 watt dc converter.

Circuit design increase 5 volts to 138 volts. Well thats my understanding. I have several Icom IC-735s that are aligned and tuned at 12v.

138 might be a little low OP but is still ok in my books. 133 right after you shut the car off is nothing to be worried about. Free Curbside Pickup Available When You Shop Online.

When I am told that a charging system is only delivering less than. You dont want to go much higher than that in voltage or youll damage the battery. The cord connectors center tip must be set to positive and its plug must fit the scanners DC 138 V jack.

The standard float charge voltage for 12 volt lead acid batteries was 138 volts although for more modern batteries often use a slightly different lead alloy which needs 142 volts. This is the reason there are lots of 138 volt power supplies available. 485 11766 Views.

Get the Battery You Need Today. You need to know what the alternators current output is under load. 1860 EAST COLORADO BLVD.

Its a good idea to write down the reading. These lower voltage chargers are used to prevent too much overcharging because alternators are one step chargers and dont know when to stop charging. Radio is a Yaesu Ftdx 1200 requiring 138 volts plus or minus 10.

Turn the vehicles key to the run position and check the multimeter. You must use a power source that supplies 138 V DC and delivers at least 700 mA. They are wired in series and parallel making a 12 volt system.

I have 165 of CAT-6e POE power over ethernet going to a Ubiquiti NS2 that requires at least 118V. Inexpensive 138 power supply. They are 225 amp hour 20 hrs.

44 Votes Load Testing. A battery is a battery as long as its taken care of and has the specs as required for the vehicle. 677 NORTH VICTORY BLVD.

Atx 138v power supply. When it is not being charged but supplying a load like when you turn your headlights on but the motor is not running then the output voltage stays near 12 volts for a significant part of the discharge time. Most mounts and other astro equipment that are built to use nominal 12V lead acid batteries as power supplies will work fine with the 138V regulated power supplies.

Test drive Used Chevrolet Volt at home in Los Angeles CA. Voltage really is meaningless unless its at 125 or lower or 15v or higher. The alternator is set to hold about that voltage to charge and maintain the battery at full charge.

Apply 14v to them and they act like they have a turbocharger and NOS hung on them. But if it drops below 96 volts by the end of the test the battery may be bad or the battery may have to be recharged and retested if it was not fully charged prior to the test. Cheaper than any dealership.

To apply 138 volts to it. 12 VOLT HEAVY DUTY MAINTENANCE FREE BATTERIES SEALED-HANDLE 31 4DLT 8D AM31S 9 MF GIG AM31A 9 MF GIG. Like an alternator a depleted car battery.

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