GREAT SCOTT! charging at 12 amps will make a deep cycle discharge faster, right? I have a 20 amp dual bank charger for two batteries, with a variable output, meaning the weaker battery gets more amps sent to it (cranking battery or trolling motor). visually check that the battery So, make sure you choose the correct charger for your battery. Been charging deep cycle batteries for over 35 years and this is some of what I have been told and learned. The deep cycle battery charging principle. One approach is charging the battery in a place where the charging source is fixed, and another approach is using a portable charger. Probably bc it was one of my first vhs movies. No more than one charge per day should be given. My suggestion, get at least a 12 amp charger, if you are camping or out of town and need a full charge in a short amount of time, it will come in handy. lower amperage will typically provide longer power. The six amp is going to charge the battery noticably faster, not a lot but you will see the difference if you are on a time crunch. What's the practicality? The battery should also be allowed to cool off before use. How long will it take in charging a deep cycle battery 2 amp or 10 amp? The reason why I'm asking is bc if I am charging it at 6 instead of 2, is it going to drain quickly? by golgotha-a-go-go Thu Jul 26, 2007 8:48 am, Post I absolutely love that little guy; what sort of speakers are you using? Advice needed on powering a mobile dj's sound system by using marine/car battery. If totally drained of charge, it will peg when you make connections. After doing this several times I was able to get the battery to a stable 14.2 volts with the 20 amp charger. NOCO Genius GENM3 Deep Cycle Battery Charger. Not to repeat, the best way to charge a deep cycle battery is to pick up a portable charger what is eligible for this task. For example, a new, 72-ampere-hour battery with a 10-amp load should last approximately 7.2 hours. by Angel Ben Fri Jul 27, 2007 8:41 am, Post No, A car battery charger on trickle charge is too low to do the job. A: You can! For round numbers takes a 150 amp deep cycle battery. That will drain off just enough to enable your charger to get a true indication of your batteries state of charge. Ans: Charging the deep cycle battery in a 2-amp charge will take a long time, and the discharge time is more than the amp charge. There are many threads here on batteries and such. A slower charge tends to give a "deeper charge". Reliable battery charge level indicators. I'm actually using 4 similar batteries linked in 2 sets of series for a mobile sound system of my own (my average draw is only about 1 amp, though). Have you thought about one of these? 10 amps are needed for Deep Cycle Marine Batteries. http://www.cieux.com/bm/batteryWreck.html, http://www.xantrex.com/web/id/182/p/1/pt/29/product.asp, http://www.amazon.com/Xantrex-852-2000- 388&sr=8-1. Make note that quick charging marine batteries on a regular basis will decrease the life of the battery. Charge it at 10 amps, you will need to charge that battery for up to 15 hours to fully charge as it puts up to 10 amps in each hour. That way I'll always have 1 pair running and 1 pair charging on a solar panel back at camp. The reason I ask is I plan on using. Lastly, I used a smaller 6 amp charger (Different manufacturer) to see if I could get the battery to 14.6 volts. All on board chargers these days trickle charge once the batteries are fully charged to maintain a full battery even if its been sitting for a while. It will be faster if using a high amperage charger than a lower amp charger is. I can't speak about the discharge rate compared to the rate of charge you put in the battery. Perfect for starter and deep cycle 12V batteries that demand accurate temperature controlled charging and unsupervised safe long term maintenance Voltage selection (14.4V/14.7V) ensures the battery receives charge at the correct voltage Well, the time you will need for charging your batteries rely on many things. i just still think it is the battery and not the charger. Can be used for different types of Charge Rate, or C-rate, is a measure of how fast a battery is charged or discharged relative to its maximum capacity, or going from empty to full or full to empty. My suggestion, get at least a 12 amp charger, if you are camping or out of town and need a full charge in a short amount of time, it will come in handy. Overcharging. Connect a spot light or trolling motor to it for a minute or so, then connect the charger. The additional 10% is to make sure that the battery is fully-charged. Arrrggg!! fwiw i think you need to make sure your battery doesn't have a dead cell. It would take a 10 amp charger about 11 hours to recharge a dead battery to near 100% full charge. They have to be overcharged to 106%. charge it at 6 amps overnight, then lower to 2 when u get up, just put the charger on and charge it. by Hoolie Fri Jul 27, 2007 9:27 am, Post To calculate your total charge time for a battery, a good rule of thumb is to take the amp hour rating of the battery and divide by the charger rating (amps) and then add about 10% for the extra time to by phil Thu Jul 26, 2007 11:03 am, Post Will be hauling it around on a little bike trailer and setting up impromptu on outer playa. by phil Thu Jul 26, 2007 8:51 pm, Post If the battery doesn't straight out say auto, marie or deep cycle, there are hints you can look for. If it talks about AH (AmpHours) in the description, it most likely is deep cycle. by bigbluedoggy Thu Jul 26, 2007 12:07 pm, Post The relationship between the devices amperage and how long the battery will last do not make a straight line on a graph. It is better to charge a deep cycle battery at a higher charge rate like 6-amps, 10-amps or higher. You'll kill it. by capjbadger Thu Jul 26, 2007 9:11 am, Post Likewise, a 2 amp hour charger will need 18 hours to fully charge the same amount. The charging time will depend on the charger amperage youre using along with the charge level of your battery. is it significantly lower? It responded nicely to the charge. Simply put, more amps = faster charge. That's a pretty small battery though. the charger i normally use keeps telling me the battery is full..which it's not so i had to buy a new charger tonight dont think i have time to fully charge it at 2 amp trickle charge. Look for deep cycle batteries. When you're learning how to charge a lawn mower battery, remember that batteries are hazardous. Marine batteries are somewhere inbetween. Powering a sound system by marine/car battery? This will bring the battery to about 75 percent of full charge, and is efficient (more amp-hours replaced per hour of charge time) since the battery accepts more current when it is discharged. Any existing thread on this? Still my favorite movie of all time, not really sure why though. Use: Battery charger for Cars, Trucks, Boats, ATVs, Motorcycles, Tractors, RV, Snowmobile, personal water craft, etc 12 Volt / 12 Vt For 2, 10, and 15 Amp batteries Battery charger for car, ATV, Deep cycle/Marine, farm equipment, lawn tractor, motorcycle, personal water craft, RV, Snowmobile, and Truck! by phil Fri Jul 27, 2007 10:12 am. Six amps is stil a relatively slow charge and should be fine to use for a deep cycle battery. A trickle charge is always better for your battery's. Battle Born LiFePO4 Deep Cycle Battery with Built-in BMS. Limits? If we connected this 4 Ah battery to a 0.4 Amp device (twice the drain of a 0.2 amp device in the example above) it would actually last around nine hours, not ten as might be expected. Capacity of battery? 1.21 gigawatts is needed for the flux capacitor. the "replaceable electrolyte deep-cycle battery" setting has an on-charge voltage of at least 2.50 volts per cell. Uses lithium-ion battery technology for Sealed Lead Acid or Gel Cell is the type of battery you want. It's never good to over charge a battery, as your solution will start to boil out. Ok, I've got it now. There are two main approaches to charging up a deep cycle battery. Appropriate equipment, other power options, etc? Long stony short, don't use a car battery. 12. Batteries are rated at amp-hours. Vector Smart Battery Charger - 12V - 12 Volt - For 2 Amp, 10 Amp, and 15 Amp. There are many deep cycle batteries capable of discharging up to 75% of their capacity without incurring damages. An economical choice is the 5 amp per bank Digital Charger, and if recharge speed is the key, the owner can easily step up into the 10 amp per bank model. Charge it at 10 amps, you will need to charge that battery for up to 15 hours to fully charge as it puts up to 10 amps in each hour. Ah! Then take the battery capacity which measured in AH and divide it by the amp rating (the result from prior computation) of the solar panel and then adding 10% of the Charging Time to it. Simply take the max amps your battery is designed to hold and divide by the amp rate you are putting into it (charging) and that will equal the hours you needs to charge the battery. the "gel cell and sealed deep-cycle battery" setting charges to a maximum on-charge voltage of 2.38 volts per cell. How much faster is up to you. The rule of thumb is that you should never charge a battery at more than one-tenth its rating in amp hours. You should only charge at a rate of 10% of its capacity. Haul your drunken hairy fat ass out of our sight or prepare to receive a hot buttered hedgehog fired up your aft quarters! With a weight of just 4.2 pounds, this is a small charger with a lot power. rechargeable deep-cycle battery system. These are usually used in from scooters, golf carts, and UPSs. Q1. So I bought a new battery.. used it last saturday, went to charge it and the charger said it was fully charged so i'm thinking it's the charger. Q: Can I use a deep cycle battery charger to charge a regular battery? the only time i charge on 2 amps is when my boat batteries are fully charged and i just leave the charger hooked up. i hope he updates how it turned out. As the battery ages, the capacity is reduced. Likewise, a 6V battery The first is to charge the battery while its on the boat already, in the fixed position. 2-amp slow charge option; Just like with a cellphone or laptop battery, a slow charge is best for a deep, thorough charge on a riding mower battery. How much faster is up to you. Deep Cycle Batteries Charge Rate. The six amp is going to charge the battery noticably faster, not a lot but you will see the difference if you are on a time crunch. by Hoolie Thu Jul 26, 2007 9:08 pm, Post by capjbadger Fri Jul 27, 2007 8:56 am, Post This means that when charging the example battery with a 10 amp charger, it will take 3.6 hours to fully charge. By choosing to use the automatic setting you can allow the technology built into the charging unit to determine how much of a charge your battery needs, and then the unit will switch from a 10 amp fast charge to a 2 amp slow charge when it is appropriate to do so. The second is to take the battery out of the boat and make use of a portable charging unit to top the battery up to full. All on board chargers these days trickle charge once the batteries are fully charged to maintain a full battery even if its been sitting for a while. WARNING! I've got 7.5 Amp-hour batteries. In this way, you charge your battery correctly and prevent damage and ensure a A word of advice: a 3-stage automatic charger that is rated at 12 volts / 10 amp is the best choice for charging automotive batteries. sometimes they won't take a charge and the charger shows fully charged. His answer was "10 amps". With that answer I charged the battery I use for power to our camping trailer, also for a trolling motor for fishing, at the 10 amp rate. there's a lot of cheap used batts, new deep cycle can cost a couple of hundred when you're not going to use it that much after the event. Talent hits a target no one else can hit; Genius hits a target no one else can see. A place to discuss all things involving power and technology (including cameras). If your battery has some charge left in it, then simply watch the analog dial on the front of the charger. Seems to me, your discharge rate would be based on the consumption rate of your device operating off the battery (less any external charge - like a car engine, solar, etc.). I have a 20 amp dual bank charger for two batteries, with a variable output, meaning the weaker battery gets more amps sent to it (cranking battery or trolling motor). Hope this helps ya? 36 divided by 2 is 18, after all. Consequently, when trying to charge a larger battery at that rate, it will take a very long time and the battery may discharge at a greater rate than the 2-amp charge can provide. Golfcart batteries are an option. Post Deep Cycle Battery Charging and Maintenance Battery Temperature. Yes, that battery will work fine. Batteries are also manufactured in standard sizes, including Group 24, Group 27, Group 31, 4D and 8D, for 12-volt deep cycle batteries, and GC2 for 6-volt batteries that power golf carts. A couple of portable cd players + 2 small speakers. Avast ye fucking fluffy bunny shirtcockers! So you've got the T-Amp as well, then? How to Go About Charging the Battery For example, a 200 amp-hour battery would be charged at 4080 amperes. In answer to your question, the six amp charger will charge your battery three times faster than the two amp charger. i don't know why. An empty 12 volt battery would be down to 10.5 volts (V). by capjbadger Thu Jul 26, 2007 11:55 am, Post I've never heard of that, but can't say it is inaccurate. Meaning that a 20-amp battery should be charged at no more than 2 amps over a 10-hour period. by Hoolie Fri Jul 27, 2007 9:28 am, Post A deep cycle battery that is placed on a trickle charger, or one that is placed on a State of charge, or conversely, the depth of discharge (DOD) can be determined by measuring the voltage and/or the specific gravity of the acid with a hydrometer.This will NOT tell you how good (capacity in AH) the battery condition is - only a sustained load test can do that.Voltage on a fully charged battery will read 2.12 to 2.15 volts per cell, or 12.7 volts for a 12 volt battery. 10 Best Deep Cycle Battery Chargers Reviewed and Rated 2021 Comes with a 4-stage charging process. But with a 10-amp charge, you can charge the battery in 15 hours. Lost Bags (Backpacks, Camelbaks, Handbags, Luggage), Lost Eyewear (Glasses, Sunglasses, Goggles), Lost ID (Drivers Licenses, Passports, Wallets, Purses), Found Bags (Backpacks, Camelbaks, Handbags, Luggage), Found Eyewear (Glasses, Sunglasses, Goggles), Found ID (Drivers Licenses, Passports, Wallets, Purses), Lost Gadgets (Cameras, Phones, MP3 Players), Found Gadgets (Cameras, Phones, MP3 Players). Simply put, more amps = faster charge. A battery charger for a deep cycle battery that has the ability to provide either 2 amps or 10 amps per hour will usually have an automatic setting. or +- 30 minutes? For example: A 105AH battery will fully recharge (from dead) in about 10 hours at about 10 amps of charge (C/10) or about 20 hours at 5 amps of charge (C/20). Badger by Hoolie Thu Jul 26, 2007 8:37 pm, Post CBS Sports is a registered trademark of CBS Broadcasting Inc. 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After using the smaller, LiFeO4, 6amp, battery charger I was able to get the 100ah battery Generator tips, alternative energy, lighting your camp/bike/art/self, sound systems and more. Considering you have a healthy battery and the battery is completely discharged: For round numbers takes a 150 amp deep cycle battery. If your charger is telling you the battery is full, place a load on the battery before charging it. 4 Ah / 20 Hour Rate = 0.2 Amp Device. How would starting/deep cycle be classified? A 2 amp charge on a typical deep cycle battery would be considered a "trickle charge". Powerpack 600HD. They'll power 7.5 amps of gear for one hour or 1 amp of gear for 7.5 hours or 3.8 amps for 2 hours - you get the picture. If it talks about "cranking amps", then it's a starter/car battery. 2005-2021 CBS INTERACTIVE ALL RIGHTS RESERVED. by Angel Ben Thu Jul 26, 2007 10:23 pm, Post Choose a 20 amp charger for faster recharge time. It will sort of quickly drop from peg position and move slightlly towards zero and when you have it fully charged the needle will be at or near zero. by spectabillis Fri Jul 27, 2007 6:09 am, Post You can charge the deep cycle battery in two methods. even though you ruin a car battery, doesnt it keep working for at last one week? For deep cycle batteries this time period is 20 hours, and it is called the 20 hour amp-hour rating. HOW CAN I REVIVE A SULFATED BATTERY? However, check you battery specifications for the proper charge rate. These include: (1) the battery charger size; (2) how deep the battery is discharged; (3) the capacity of the battery in amp-hours; and (4) the charge current of the charger in amperes. Before trying this I asked the battery vendor how many amps to use when charging our deep cycle battery we had recently bought. by Hoolie Fri Jul 27, 2007 8:33 am, Post by spectabillis Fri Jul 27, 2007 1:34 am, Post not a bad idea, but i wish they would list the weight and dimentions. Faster charge rates, like C/5 or C/8 shouldnt be used with most batteries because the high amperage required for such a fast charge damages the battery. For a fully charged battery at 70 F (21.1 C), the ampere-hour rating divided by the load in amps will provide the estimated life of that cycle. If you have the time, 8 hours on trickle should be plenty for your battery. The GENM3 is a three-bank, 12-amp charger (four amps per bank) designed for use with 12V lead-acid batteries, including MF, wet, AGM and gel. However, to be on the safe side, its recommended to never let the battery charge sunk below 50%. by phil Thu Jul 26, 2007 1:46 pm, Post by sal_monella Fri Jul 27, 2007 4:20 am, Post
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