Ill look into getting a deep-cycle battery that is amp-hours instead of watt-hours. Multiply this length of time by 25, which is the battery's amperage. In practice, Ive never seen a pump draw more than 6A but each pump is different (but likely never 10A and most certainly never 15A). You can also get a high-amperage fast charger to recharge your battery in only a few hours, but these can be detrimental. Marty & Robin. Make sure to check the MCA rating in your boat manual before you choose your battery. Do you own the GPL-4DA? Now to answer you question yes you would have 150 total amp hours capacity, but only 75 amp hours usable (50% of rated capacity). This battery uses a unique flooded design uses thin-plate technology. The technology used affects the cold-cranking amps, ampere-hours, and reserve capacity. We use cookies on our website. Drawing faster than that rate, will result in more losses inside the battery and thereby less electricity delivered. The Lifeline Battery technology is a direct spin off from Concorde's industry leading aerospace battery lines. Is there a faster algorithm for max(ctz(x), ctz(y))? Amps, Amp Hours, and Battery Capacities for Boaters 210 Ah 245 AH 250 Ah Show more Show less Marine Cranking Amps (MCA) . If there are any questions regarding this privacy policy you may contact us using the information below. BatteryGroupExpert.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Tighten them down so that the battery is secure. Interstate Extreme Cycle Batteries are the best of the best in our golf cart lineup with the highest reserve capacity and the longest runtime and cycle life. This NorthStar battery is designed to work reliably in these circumstances without harming battery life. Before purchasing your next battery, it is important to understand terms meaning and how they affect battery performance. "Reserve Capacity" is how long they can deliver 25A for at 80F if fully charged, while staying above 10.5 volts. I was wondering if there was possibly a typo on their website or if a larger battery could indeed have less amp hours of power. We collect contact information via online forms and do not distribute or share this data. He and his wife Cheri launched their own RV dealership in the Pacific Northwest. The AGM design of this battery makes it vibration-resistant and able to work in conditions that would be difficult for other batteries. One of the biggest questions we get is how long it takes to charge a Group 31 battery. When looking for a trolling battery it's a 29 group and a 31 group the both have 210 reserve capacity I do not remember any of the specifications, but is the reserve capacity the main specs that I should be looking at. Optima batteries are one of our favorites because their unique design leads to better performance and more power. If we decide to change our privacy policy, we will post those changes on this page, and/or update the Privacy Policy modification date below. What Is A High Reserve Battery? Reserve Capacity (RC) : RC is a general indicator of how long a new, fully charged battery can continue to operate essential accessories if the vehicle's alternator fails. Oceans RV Resort: A New Coastal Haven In North Carolina. They are expensive but worth the money. Understand, this is only the AC power and will not include DC inefficiencies of the inverter or rapid drawdown of the batteries. 7 amps X .5 hours = 3.5 amp hours. I can hardly wait to get to Powell, where we will have some real sunshine! Converting Reserve Capacity Minutes to Amp Hours - C-Brats Using more electric appliances and gadgets will drain your RV battery faster. Best Marine Cranking Amps, 7. I have two Napa 6 Volt 235 AMP hr wired to make 12 volt. Bob's response is the same as yours to me, lol. Wilyoung, Thanks for the comment I could have worded it a bit better. Hello, I love your website! A BCI Group 31 battery is used for marine purposes and in some cars and recreational vehicles. The Centennial CB12-210 12 Volt 210 Amp Hour Sealed Lead Acid AGM Battery is the perfect representation of stable quality and highly reliable batteries. It runs off AC through the inverter. It was made specifically for cars with Stop/Start technology in mind. Even at that, it would need to be a very large refrigerator (20+ cuft). Dave has also served as President of a local chapter of the Recreational Vehicle Dealers Association (RVDA), worked on the board of advisors for the RV Technician Program of a local technical college, and served as a board member of the Manufactured Home and RV Association. It has a low self-discharge rate, making it a good battery for boats that must go in seasonal storage or for solar power. If you choose not to provide requested personal information, you will not be able to use certain features of the Site and you will not be able to engage in transactions through the Site. I doubt your refrigerator actually draws 725W continuously. VS "I don't like it raining.". GLOBAL HEADQUARTERS#7-13511 Crestwood Place, Richmond, BC Canada V6V 2E9Tel:+1-778-776-3288Fax:604-248-0175. The chargers amperage is the biggest determining factor in how long it will take to charge the battery. It has a self-regulating relief valve for improved safety. Another thing that makes this battery an excellent choice is that it accepts charge well and can be recharged quickly, even when fully discharged. I looked at my Sam's Duracell, AGM batteries, which are the same as the East Penn (Deka) "Intimidator", and they have the same amp hour and residual capacity as the flooded lead acid batteries, in the same size case--as Greg posted in the link. I found a site where I could buy them at Hodkins in Tucson,AZ and pick them up at any Trojan dealer will call and pre-paid. By using the Site, you agree to the collection and use of information in accordance with this policy. For the first battery, that's 210, which equals 87.5 AH (at the 3.5 hour rate) yet somehow the (presumably) 20 hour rate is only 65 AH. Interstate Batteries SRM-31 Marine/RV Deep Cycle Battery The Deka Intimidator is the best-rated battery on the list for marine cranking amps (MCA). For others, a trickle charger is best because a charger with too high amperage can create more current than the battery can accept. Last updated on December 14, 2021 by Eric Strong 1 Comment. Amp Hour @ 20HR Rate: 210: Reserve Capacity 75Amp Draw: 105 min: Chemistry: Sealed Lead Acid - AGM . It has a spill-proof design, which allows it to be installed on its side without worry. If you attempt to draw 20A over 10 hours, theoretically the same amount of power, the battery will likely be exhausted at 8.5-9 hours. Required fields are marked *. The Ah becomes higher. Duracell designed this battery to be versatile and durable. For a better experience, please enable JavaScript in your browser before proceeding. Is there any philosophical theory behind the concept of object in computer science? For starters if the batteries are wired together in parallel ALWAYS use like batteries. This battery has excellent cold-cranking ability and a spill-proof design. Weird smell from electrical disconnect box when appliance is on. I installed a Renogy DC-DC charger and they now charge to 100%. Even over the well over states Interstate batteries. For a 12-volt battery, that means battery voltage will have fallen to 10.5 volts. Reserve capacity rating is a more accurate assessment of rating than amp-hour. Most screw off and on. Reserve Capacity vs Amp-hours The amp-hour rating of a battery is a valuable indicator of how long it will last. Thanks, Your email address will not be published. This is the number of Coulombs of charge in the battery. What Do CCA and RC Mean on a Battery? Better conductivity means better starting in cold weather. The duo also spent 29 years overseeing regional RV shows. Dave Helgesons many roles in the RV industry started before he even had a drivers license. "I don't like it when it is rainy." I can totally relate to your point as I am a data entry specialists for a BPO provider. Actual customer experiences reflect that these batteries can last up to two or three times the length of their warranty. None of the information in the reports can be connected to the identities or other personal information of individual users. One way to do this is to ensure the vehicle battery is in a place that maintains temperature within the recommended range for that battery. Im about to have a not-too-long trip but Im worried that my battery will drain quickly and if it does, what should I do? Is that .6 amps per hour? To convert BCI Reserve Capacity at 25 Amps to equivalent Ampere-Hours at the 25 amp per hour rate, multiply RC by .4167. To learn more, see our tips on writing great answers. This conversion method will allow you to convert and compare competitive data GENERALLY. We collect information from you when you register on our site, place an order or subscribe to our newsletter. It has excellent performance in many categories and can hold up well under abuse. The 140-minute reserve capacity indicates the number of minutes a battery can deliver 25 amps of current without dropping below 10.5 volts. For example for the NAPA 8D Gel Battery: GC2-HD-AGM battery | Interstate Batteries For some batteries, frequent stops and starts without much distance can drain the battery because the alternator does not have enough time to charge it up again. There is a wide range of variability in this battery group. I eventually found that the WFCO converter in the trailer did not fully charge them to 100%. An LPG leak detector that draws .2 amps and operates 24 hours will consume 4.8 amp hours from your batteries. The battery uses heavy-duty lead calcium-alloy grids that provide an extra boost of performance and extend the service life. One thing to note is that this battery tends to have an excellent initial burst, but it then tends to drop voltage quickly. The group 31 in the AGM (and flooded lead acid) are 200 residual cap and 105 amp hours. This battery is often used for sump pumps and RVs because of its excellent deep-cycle capabilities. It is probably 340wh per 24 hours would mean something useful. Is It Illegal To Live In An RV In A Backyard? Learn more about Stack Overflow the company, and our products. Ah Ampere hour measures the battery's capacity and indicates how much energy can be stored by the battery. Eric Strong works in the automotive repair industry more than 12 years. Doesn't it just say this on the battery? We want to make every customer experience safe and secure. A malfunctioning internal light that does not shut off can also do this. Best RV and Sump Pump Battery, 8. To convert Reserve Capacity to Amp Hours, divide Reserve Capacity by 2, and add 16: Amp Hours = Reserve Capacity + 16 Sears 210 - Sch 50911/13/95 Marine, or deep-cycle batteries are usually rated in Reserve Capacity (RC). Moreover, you can always choose to replace your 12-volt RV batteries with 6-volt units. In this post, we will look at how to determine the electrical demands of your 12-volt battery system by learning about amps and amp-hours. Your information, whether public or private, will not be sold, exchanged, transferred, or given to any other company for any reason whatsoever, without your consent, other than for the express purpose of delivering the purchased product or service requested. It's made for commercial vehicles with heavy electronics use, including winches and high-power fog lamps. Assuming you observe 50% depth of discharge (DOD), you have 235Ah x .5=117.5Ah of usable capacity. Using it faster than that rate incurs further inefficiency so your adjusted, usable amp-hours (over ~8 hours) might be closer to 100Ah. An average 8D battery weighs around 150 pounds, which is twice the weight of a Group 31 battery. Thanks for all the help youve offered along the way!!! How Long Does it Take to Charge a 35 Car Battery? We use cookies on our website. The Battery Reserve Capacity to Amp Hours Calculator is a handy tool that helps you estimate how many ampere-hours (Ah) a battery can provide over an extended period, based on its reserve capacity rating. not exactly, but it has been part of my house bank since I bought the boat, and will remain so for the rest of this year, and probably next year as well. #7 13511 Crestwood PlaceRichmond, BC V6V 2E9Canada, MIXTECH EMX Commercial Extended Cycle Life, Energy Storage Tubular Flooded SOPzS Block. Whether you have a boat, recreational vehicle, or passenger car, you need to make sure you not only get the proper physical size battery but that you get one that meets the minimum recommended amperage, cold-cranking amps, and other qualities. How Many Amp Hours Is A Car Battery? - J.D. Power and Associates It's maintenance-free, and it's the brand that people trust when starting is critical. Another thing can affect battery life is the type of charger you use. Lifeline Batteries are manufactured in West Covina, California by the Concorde Battery Corporation and is a US family owned and operated company. GC2-HCL-UTL battery | Interstate Batteries Example: 6,000 x 25 = 150,000. Doing so could damage your battery. Optima BlueTop 8052-161 D31M Finally, you might need to upgrade your alternator because a Group 31 requires more voltage to charge, but this depends on your vehicle and the size alternator already in it. 1. What is the weight of a Group 31 battery and a Group 31 Duracell deep cycle battery? Amp Hour (AH) | Reserve Capacity (RC) | C20 Capacity What are battery amp hours? It also recharges quickly. Interstate Extreme Cycle Batteries are the best of the best in our golf cart lineup with the highest reserve capacity and the longest runtime and cycle life. Suggested batteries for this vehicle, Click Here! Battery Confusion - Amp Hours vs. Reserve Capacity Cheers. Now, lets explore our top Group 31 battery picks. Thanks for your help. These batteries would perform more than 2 times better. After use it lowers and not equally for each battery. Each battery is rated at 160 minutes Reserve Capacity. Draining the battery frequently and using the wrong charger can void the warranty. Marine Deep-Cycle Batteries While we use encryption to protect sensitive information transmitted online, we also protect your information offline. I am going with the "conservative" conversion from 160 RC x 2 (320 RC) to 133 AH. It is also a good choice for engines that have a few miles on them, which might be more difficult to start. This is the only flooded battery that made the list. Or does it effect the first/last battery differently than the other one? Odyssey batteries are known as a battery heavy enough for commercial use.