Now most people choose to upgrade their 12V 4ah battery to the 5ah version. LuckyGuy (38405) “Great Answer” (3) Flag as… ¶ I have bought a 20V cordless drill, with a 2Ah battery. This Ozito 18V 4.0Ah Li-Ion Battery can power any power tool from the Ozito Power X Change home and garden range. The simple difference is that a 4Ah battery should last twice as long as a 4Ah battery. The Ryobi ONE+ Rb18l15 18v 1.5ah Lithium Battery is a step up from the 1.3Ah model above. So scroll down to know whether you can use the 5Ah battery instead of 4Ah. This is how it was taught to us in college and it helps you remember if you write it down this way. Click through to our Battery Basics Tutorial and learn everything you need to know about batteries and charging. The battery comparison table below lets you know what to expect from your Makita battery in terms of charge time, run time battery … What makes a 2Ah or 5Ah battery? The 4Ah is twice the capacity. The OP4026 weighs approximately 3 lbs. If 2 batteries are in at the same time, the mower uses one until in runs down then automatically shifts to the remaining battery without stopping. If only one battery is in it shuts off when depleted and you have to put a charged one in and restart. Main Warehouse KY Hours:Monday - Friday 8am to 5pm, Product names, logos, Brands and other trademarks arethe property of their respective trademark holders in the USA and other Countries.For more information, go to:https://www.impactbattery.com/disclaimer. Posted: 16:20 - 14 Dec 2009 Post subject: New battery 6Ah instead 4Ah: Hi there, my motorbike came to me with a weak battery. With a cell voltage of 1.2 V to 1.5V, this corresponds to 2 to 4 Wh per cell. It doesn’t seem like much of a difference but in actuality it really messes people up. Can i use 9ah Batteries instead of 7ah Batteries in the UPS? Battery Amp Hours Really Do Affect How Much Power Your Power Tool Delivers. They easily slide onto your existing battery terminal to adjust the width to the desired 3/16” or 1/4” size. Making a solar USB charger, question about amps? Thanks for your reply, I take it that a 2.5 ah would last longer between charges than than the 1.5 so that would make sense to get two when I need to renew the batteries, how would the old charger that I use for the 1.5 ah batteries manage, will it work on the bigger ones. What is an easy way to get over wanting ... Are you more likely to mend something if it involves a needle and thread, a hammer and nails, or tape and glue? For electric drills you generally want an extra battery so you can rotate them out on the charger while you work. A 2 amp-hour battery can theoretically supply two amps for an hour before it is exhausted. The length of your terminal will end up about a half inch longer. The question is often asked: Can I use a 12V 4Ah battery instead of a 12v 5Ah battery? 0.5 acre cut, trimmed, edged in 1.5 hours using both batteries. A simple definition of amp hours would be the amount of amperage that the battery pack can deliver for one hour. So long as the battery has the same voltage rating, and is designed to fit, then it will increase the tools working time. The 7.2AH would supply 7.2 amps for one hour. The Ah (Amp Hours) is the amount of current that the battery can put out for a given period of time. The same device will run twice as long on the 4ah battery than on the 2ah battery. My radio can last at least a week on a 5Ah, but my circular saw drains them a lot faster. 7 years ago. As the dimensions of the 12 Volt 9 AH battery and the 12 Volt 7.5 AH battery are exactly the same, they are interchangeable. The F1 terminal sometimes referred to … ... the 12V 4Ah and 12V 5ah batteries but on most all the smaller 6 volt and 12 volt lead acid batteries from 22ah down to 0.2Ah. The 2 amp hour battery can handle a … It would be equivalent to having a larger gas tank, you would get a longer run time before having to refill it, or in the case of the battery, recharge it. The 4Ah will likely weigh 50–60% more than the 2Ah. You can find the OP4026A just about anywhere including Home Depot, Amazon, Ebay, etc. 4ah is twice as much as 2ah. It would be equivalent to having a larger gas tank, you would get a longer run time before having to refill it, or in the case of the battery , recharge it. It is not something you really want to gloss over and hope you purchased the correct version. For example, a device using a 12V 7.2Ah can use a 12V 9Ah for longer run time. The RY40210B and RY40220 are both string trimmers that use the OP4016A battery and range between $120 and $170, including a charger and the tools. on August 20, 2016. Yes! But if you wanted to save a little cash, or the 4ah was all that was available you could replace a 12V 5Ah battery with the 4 amp hour one. The UB1240 pictured above has the F1 terminals. Fell in love, no more gas. terms and conditions. An 18V (or 20V Max), 2Ah battery, for example, has 5 cells in it and each one of those cells is a 3.6V, 2Ah cell (FIG 2). Theoretically it will run twice a long as the 2Ah battery. But - the 12Ah battery is 1.3" wider and that will not fit in the box. Can I use said 4Ah battery on my drill? Luckily, if you ever find yourself in the position of staring at the wrong terminal set on your SLA battery, it can be remedied quite simply. The down side is the weight. That way he never had to worry about remembering which terminal type he needed. Can I use a 4ah battery instead of 2ah? There are many situations in which it will have no effect as the battery is simply their as a backup source of power should the primary power source have a hiccup. For the vast majority of applications you can attach an F1 to F2 or F2 to F1 converter. Correspondingly, what does 5ah mean on a battery? A 5.0 amp hour battery will give you 5 amps for an hour. When one turns off the car with out powering down the a/c, fan, and radio does it contribute to short circuiting? Naturally the bigger the number the longer the battery will last when it is being used. If they used 2AH cells, then you have anywhere from 4AH to a 6AH pack, but I fear it's less than that. However, other factors may affect the runtime of the battery. Fast and to to the point, that’s what I like. There are literally thousands of applications for these little 5Ah and 4Ah batteries. Lately I had to charge it every couple of days. All other factors ignored (like temperature and vibration), a 3.0 amp hour battery will give you 3 amps of current for an hour. Or worse yet your connectors are a little big and fit loosely on the battery terminals. It would be equivalent to having a larger gas tank, you would get a longer run time before having to refill it, or in the case of the battery, recharge it. Comparing the difference between products, brands and applications. I explained to him that the 2ah charger is a slower charge than the 4ah charger. The drill uses only the amperage it needs. For the best experience on our site, be sure to turn on Javascript in your browser. How many amps run through a high tension power line. We started with a 4Ah battery and pretty much the 7Ah battery was just longer (and fit in the box no problem). If the power actually went out, 4ah or 5ah might mean the difference of a couple of minutes and is really insignificant. Now, most people are confused that they can use the 5Ah battery instead of 4Ah. The 4.0 ah battey will have twice the life as the 2.0 ah battery. Responses must be helpful and on-topic. Unlike voltage, this is not a fixed figure. Its lightweight and compact nature means it won’t weigh you down during the job, and its heavy-duty clips and solid frame make it highly durable. The voltage of the original and the replacement has to be the same. You can determine how many amps your light will require by using the following formula. Can bog down if lawn is not maintained but no big deal. WIth due respect, the label on your battery is a lie, You're not getting 22AH out of a 60 euro battery, especially when the battery is not much bigger than the charger. A typical alkaline or NiMH battery in the standard “AA” size has about 2000 to 3000 mAh (or 2 to 3 Ah). The 4Ah would give you approximately twice the run time as the 2Ah. This question is in the General Section. 13 years old and agree to the All that to say, you can pretty much make a straight comparison that any brand’s 18V (or 20V max) 5Ah battery will hold more than double the charge of any other 18V (or 20V max) 2Ah battery. We needed the larger battery because of the 748 siren. These F1 and F2 terminals can be found not only on the 12V 4Ah and 12V 5ah batteries but on most all the smaller 6 volt and 12 volt lead acid batteries from 22ah down to 0.2Ah. and has the fuel gauge on the back, like the other 40V batteries. The question is often asked: Can I use a 12V 4Ah battery instead of a 12v 5Ah battery? To join, you must be at least The 7.0AH battery will supply a current load of 7 amps for 1 hour (only when the battery is fairly new). I will definitely invest in a spare, 4Ah, one. Designed to be a general purpose battery that can be used in a wide variety of applications like in toys, consumer level UPS, alarm systems, etc; Can provide a large discharge current over a short time period and the life cycle of the battery is 1-3 years depending on use. I guess I'll stick with the 7Ah and just add replacing it to the things I do every January 1st. Thanks guys! In an application where you are constantly draining the power down over 7 or 8 hours and need to extend this another hour or two then upgrading is essential. I looked at the battery 12v 6ah, and I ordered a replacement 'gel' battery of the same specifications. So you need to ask yourself, will this difference in run time truly affect the ultimate outcome of how you are using the battery? Amp-Hours basically show how much energy a battery holds. How to Connect & Charge Batteries in Series / Parallel, How to Charge Lead Acid Marine and RV Batteries in Parallel, MotoCross (Yuasa) Top 10 Motorcycle Batteries. When the time came to buy a new replacement he would either tape the adapters onto the new battery or slide them on the terminals and use them. If you are using a 4Ah battery and heading towards the 5Ah would mean that your application could run up to 25% longer. Hi.. some months ago my UPS batteries died on me after a little more than 1 and half years and then i replaced the batteries from the same store few months ago. As long as the battery you want to replace has the same voltage and dimensions it is okay to substitute it with a different AH replacement. Oops. Lead acid batteries are generally charged at a maximum current of roughly capacity/10, so for a 9Ah battery, it should ideally be charged at a max of 900mA, a 4Ah battery 400mA. The 4.0Ah Battery can be charged within 80mins with the Power X Change Fast Charger or 5 Hours with the Eco Charger. Then needed to start trimming and edging yard again so didn't hesitate to buy Trimmer with 4AH battery. 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