Its also been awarded the highest level of safety based on the UL Testing Certificate its fully equipped with BMS, and can be safely mounted in any position. This, however, shouldnt be needed; this is an experienced company that is well known for reasonably priced well built, high-performing, long-lasting batteries. The 72-volt options are more powerful and can deliver accelerated speeds for longer. Q1. But the the benefits are incredible and when converting to lithium batteries in your golf cart you will simply add to the overall performance and enjoyment of your cart. Why Does My Electric Golf Cart Go Slow Uphill? Shop From Home via Apple Facetime or Google Duo. Providing you with amplified acceleration over lower voltage vehicles. Regenerative braking allows for a longer drive with the family. For small lithium batteries cells and small battery packs, we can ship by air or express. If you convert your golf cart to lithium ion batteries, you could potentially lose almost 300 pounds of weight. As a result, carts with a higher voltage capacity can run for longer. All of our Golf Car Drive Systems now come with industry leading. Hartland, WI 53029 Before you confirm a purchase, youll want to make sure youre getting the battery thats right for you by taking the following into consideration. Almost every lithium battery should charge for more than 1000 cycles, but youre more likely to encounter batteries that have a minimum lifespan of over 3000 charges. The capacity is amazing, power is crisp even in the 20% battery range. Volt Car 48V 200 AMP 12V 24V Electric Ion Lithium Forklift AA Rechargeable with Air Compressor for 6 72 Volts Battery Charger, Find Details and Price about Battery Charger Car Battery Charger from Volt Car 48V 200 AMP 12V 24V Electric Ion Lithium Forklift AA Rechargeable with Air Compressor for 6 72 Volts Battery Charger - Hangzhou Longwin Industry Limited Led by their flagship product, the 48V 105AH lithium battery, EcoBattery is known as one of the best in the industry if you want to increase speed, torque and travel distance on your golf carts. The 72V 18Ah Lithium batteries will connect in a parallel method. We have a full guide on the cost of golf cart batteries here. Perfect for 72V Golf Cart. Store manager Lithium batteries are undoubtedly a better choice than lead-acid batteries, in almost every way. If you are reading this you probably already know that the Amp Hours on a lithium battery have a far greater . A lithium battery replacement is available for the 72 volt GEM cars. EZGO model comes with battery rack!!!!!!!!!! Yet, if budget isnt an issue for you, then these batteries are the obvious choice to keep your golf cart running for as long as possible. Some lithium batteries have a cycle lifespan of up to 8000 cycles and can last as long as 10 years. Additional notes- Mileages based vehicles with 1-2 passenger on average terrain,- If the vehicle regularly has 3+ passengers onboard or is driven on hilly terrains, choose the extended Range option which will produce standard range.- Off-Road driving may derate stated miles.- Additional batteries can be added to the cart after install! This 72-Volt Machine is full-time 4WD and it has two independent motors for far better handling and traction control. In 1995, Club Car and Yamaha became the first golf cart manufacturers to release a 48-volt golf cart. 48-Volt vs 72-Volt: Which Golf Car Is Right for You? *Vehicle shown w/ M-Wagon options. Pros of a 72-Volt Golf Car Recharge fast with a high-capacity 1500w charger. Make sure Cable lengths are the same. More speed, more torque and more amp hours. The golf cart uses 12volt to 48 volt golf cart batteries depending on the type and size. AC Electric Drive Systems for Golf Cars. Taxes and shipping calculated at checkout. 159 (72) 165 (75) Mileage (per full charging) Up to 10-20 miles: Up to 20-40 miles: Up to 20-40 miles: Up to 40-60 miles: Up to 40-60 miles: Standard Charge: 22A: 22A: 22A: 22A: 22A: Extreme Team Carts & Accessories . Besides normal protections, the inside BMS also provide options access by Bluetooth. Allied Lithium Golf Cart Batteries are based on Lithium Iron Phosphate technology (LiFePO4); the safest Lithium Battery currently available. Every hour is an opportunity to live your life to the fullest, and the E-Z-GO Express S4 personal golf cart ensures you're doing just that. Pete suggests you make the switch today You will be glad you did. Serving: Orange County - Los Angeles - Ventura - San Diego - Riverside - Santa Barbara - San Bernardino & Beyond. Then fit into wood case or wooden pallet. Proven technology that can deliver the goods Again Again and Again. How Long Do Trojan Golf Cart Batteries Last? However, they require more battery packs than a 48-volt cart, increasing the upfront and maintenance costs. For a bigger capacity, you should opt for an Ampere Time 100Ah equivalent, but they cost almost twice as much. In recent years, more and more people have been making the switch from lead-acid batteries to lithium golf cart batteries for their golf carts. Our goal is that everyone has a great experience with us, in accordance with our slogan of all for your health. can monitor the battery state anytime. The CAM72 battery is a 72 aHr battery that is smaller in stature compared to the CALB 100 aHr cells that were offered in our first LiFePO4 battery packs. Copyright 2023 Lithiumion-batteries.com All Rights Reserved. The Right Price. Description Features Deep Cycle 50Ah 72 Volt Lithium ion Battery Golf Cart 1/3weight of lead acid, lighter weight, but heavier power Can be 100% fully discharged without risk and loss of the capacity Built-in automatic protection for over-charge, over-discharge, over current, and over temperature By using a lithium battery, your weight-to-performance ratio will be greatly increased. This 72 Volt Lithium Golf Cart Battery Conversion Kit is comprised of four (4) 72v 18Ah batteries for a total capacity of 72Ah and new lithium specific battery charger. The Right Choice for Your Golf Cart Fleet! With strict operating delivery systems in place, customers in the UK, Western Europe, and the US can be delivery door to door service. B-LFP72-200. Furthermore, fewer batteries to maintain means fewer maintenance costs. 72V x 18AH batteries connect in parallel you can anywhere from 4 to 8 batteries depending on the required distance. If you cross-reference the dimensions of your cart holder against the size of the battery, you can ensure your new lithium battery will be a good fit. EcoBattery 48Volt 72AH Lithium Bundle- FREE SHIPPING - The Golf Cart Farm Smart Battery Lithium ion batteries are drop in replacement from AGM, GEL or lead acid batteries. Please contact us for the exactly shipping cost on your order. JB BATTERY we help power your passion from morning to night. To meet the required 48-volts, you can equip your cart with three different battery options. Golf Cart Batteries slide 3 of 4 MODELS 72-Volt Freedom The 72-volt Freedom boasts a modern body, higher ground clearance, and the added power of E-Z-GO's exclusive 72-volt AC powertrain. Before you start converting your old lead-acid batteries to the much better lithium option, you may need to know a little bit more about the whole process. 12 MONTH WARRANTY All Rights Reserved. 2. It was so easy to replace my messy acid batteries with the Lithium batteries.The cart now runs faster and longer without all the fuss and mess.Extremely happy with my Lithium replacement choice! With that in mind, it is the 48-volt cart that takes this round. 48-volt golf carts require fewer batteries, which slightly reduces the cost of your initial acquisition and the subsequent replacements. Proven technology that can deliver the goods Again Again and Again. Golf Carts with Lithium Batteries? (3 Good Models!) This electric engine has a 72-volt AC power source so it is large for an electric engine. 80% lighter than lead acid. Yes, they have a much longer life span than Lead batteries and are much more environmentally friendly, especially when compared to gas golf carts. EcoBattery is the leading manufacturer of lithium batteries for golf carts. Batteries with larger capacity tend to be slightly bigger. We provide shipping service to most area and different country. Allied 15A charger uses the Club Car 48V OEM plug and will use the existing port just as before. On top of the battery maintenance, you should carry out the following maintenance on both 48 and 72-volt carts: Most 72-volt golf carts will have the capacity to carry six 12-volt battery packs to power them. All batteries packed with foams in a brown carton box. Make sure customer receive batteries in a best condition. The actual voltage of the RoyPow battery pack is 51.6 volts and is offered in three capacities: 56Ah (very light duty) 105Ah (replaces the four 12v T-1275) 160Ah (only fits Yamaha G29) . It requires special shipping forwarder to take care of them. 100 miles is a good example of how far a lithium golf cart can travel, but it depends on the Ah size if your batteries and how many you have as part of your power chain. Invest in a high-quality battery for your cart and enjoy the benefits for years to come. Your email address will not be published. The built-in BMS protects the battery from overcharge, deep discharge, short-circuiting, and overheating. Our 72 volt golf cart batteries are designed to help you break through the limits. Required fields are marked *. We also offer International Door to Door Air Service for our worldwide client base and distributor support centers. EcoBattery lithium batteries are lighter, strong, faster and better than all others on the market. Thisis our new M-Wagon Edition. ** In stock and ready to ship. Even if the modification or conversion made perfect sense for numerous reasons. If you need more distance after the initial order you can order another battery and add it to the system. Allied Lithium Batteries are the only true Drop-in-Ready Lithium batteries for 72V vehicles. Allied batteries are great for long term storage. FlyPower also offers a 5-year warranty, and exceptional customer service to address any potential concerns. This means less hassle replacing batteries. Home 1 - Extreme Team Carts & Accessories The ordering and shipping process were flawless.Install was simple and well documented. GEM Car Lithium Battery - Deep Cycle Battery Store The full-time 4WD and self-compensating brake system makes for a smooth, powerful ride . Shipping service include DDU. Best Golf Cart Batteries 2023 - For Longevity, Performance Our top pick is the Enduro Power range of lithium batteries, but make sure you pick the correct one from their range to suit your cart. EcoBattery 48V 72AH lithium battery for your golf cart. Same dimensions as lead acid batteries. The breakdown of these reasons are explained as: Battery voltage rating (12V, 36V, 48V, etc. The OEM options for this battery pack include 100Ah, 60Ah, and 105Ah. A lower current leads to lower resistance losses, which translates to reduced energy loss. The 72 volt 100Ah battery pack has a range of 60 miles at 72 degrees and smooth/flat terrain. 72-volt golf carts offer you the most power and speed out of the other models on the market. vehicles nicely. Our InSight 48V battery is the first drop-in replacement lithium battery built to meet the power and energy requirements in golf cars, utility vehicles, AGVs, and LSVs. Rugged design is built to last with warranty to match. 2 hour recharge after an 18 hole round. If you need more distance after the initial order you can order another . You are welcome to contact Coremax with your inquiry. AC-9. A full 48V setup will charge in 2 to 4 hours versus lead-acid batteries that require 8 to 10 hours.Opportunity Charging: This means you can top off your Lithium Batteries any time you want without harming the batteries (just like your cell phone). At an exceptional price, this FlyPower lithium battery delivers an ample voltage of 12V, and a battery capacity of 100Ah, giving you more than enough power and endurance to last well over 18 holes. You dont want to wind up damaging the electrical components of your cart. The M-Wagon is apremium version of it's Textron counterpartwhichfeatures diverse upgrades including: Split windshield, Hard Top, Turn Signals, 4-Way Flashers, Assault Industry Mirrors, Delta-Q On Board Charger, Custom Tires & Wheels, Suspension Modifications & much more. Therefore higher voltage vehicles can run for longer, which means that the 48-volt golf carts will provide less runtime than the 72-volt. GeePower Lithium 72V 100Ah Best Golf Cart Batteries(Max Current: 300A) BMS Multi-Protection & LCD Display, Online PC Longer Operating Time & No Maintenance Required Lifespan 3000+ Times & Extreme Temp Performance Dimensions and Function Can Be Customized 100 Amps Continuous Working Current Inquiry Now Contact one of our. Drop-in-Ready for EZGO, GEM and more. You could spend anywhere between $500 and $5000 for a golf cart lithium battery depending on the voltage and size. UNPRECEDENTED BATTERY WARRANTY. a new lithium specific battery charger, a state of charge meter, and a set of new 6 gauge battery cables . Coremax owned a battery design, research and development team with rich experience on Solar Energy Storage Battery Systems, forklift,golf cart, medical and other industry. This means you can mount the battery in any position and not have to worry about potential implications. Small in size Big on power More power with longer life DROP IN REPLACEMENT MANLY has a total span of 1,200,000 square meters, our daily production can exceed 1,200,000 per for battery cells and 3,000 per for battery pack assembly. Cons of a 72-Volt Golf Car Replacement batteries are more expensive. Huizhou JB Battery Technology Limited is a professional manufacturer engaged in R&D and manufacturing of LiFePO4 Battery, NCM Lithium battery and Polymer lithium battery, Widely applied in lithium-ion battery for Low-speed electric vehicles, such as golf cart battery, electric vehicle(EV) battery, all terrain vehicle(ATV) battery, utility vehicle(UTV) battery, recreational vehicle(RV) battery, electric 3 wheel motorcycle battery. You will need to budget more for replacing the batteries on the 72-volt compared to the 48-volt. 3. Lithium golf cart batteries can increase your power and milage, giving you an even better ride than before. Lithium batteries. *Vehicle shown w /M-Wagon options. HART HPSV01B 20-Volt Cordless Stick Vacuum with Brushless Motor . Lithium Ion Golf Cart Batteries, 72V 150AH electric car battery pack There is no more additional works on custom clearance for small quantity order. SmartPropel Electric Vehicle Battery Feature. This Bundle Includes: -51V 105Ah LifePo4 Battery -Cart appropriate . 25% more efficient than DC-powered vehicles. If you are currently in the market for golf cart batteries or will need to replace your lead acid batteries soon. Choose from E-Z-GO's exclusive 72V AC powertrain that offers you unrivaled . Golf Cart Battery Replacement Guide - Call Today (619) 448-5323 Sale BigBattery BigBattery 72V 56Ah FALCON - Golf Cart Complete Kit (1) $2,899.00 $2,399.00 In stock Sale BigBattery BigBattery 72V 84Ah FALCON - Golf Cart Complete Kit $4,299.00 $3,499.00 In stock Sale We offer different voltages golf cart battery packages to match your vehicle needs: Buyers responsibility to make sure their cart is capable of running 70V+!!!! It would take another 13 years before EZGO joined the party. "Your Leader in Electric Personal Transportation Vehicles", Centrally Located Showrooms: Just off the 405 Fwy in Huntington Beach, *Please note that we are in the process of moving from our location, in Manhattan Beach formally at 250 N Sepulveda Blvd. 72 volt batteries for sale lifepo4 72v 100ah golf cart lithium ion Elite Freedom RXV EZ GO Lithium Golf Cart Review - YouTube Each 12-volt battery contains six (6) cells. Lithium ion battery kit for GEM CAR or other 72v systemsEstimated range 28 - 30 miles6 - 12v 40ah lithium ion batteries15 lbs each, Lithium ion Battery kit for GEM CAR or other 72v systemsEstimated range 70 - 90 miles6 - 12v 100ah lithium batteries28 lbs. Many models dont even need to be removed from the cart to charge. With this, you will not have any acid inside the battery like you would with traditional lead acid. Eco Batteries are backed by our industry leading8 year warranty. These are slightly taller and will need longer thread to use factory hold downs. EZGO 72-volt Vehicles With Carolina Golf Cars 72-VOLT TECHNOLOGY POWER LIKE NO OTHER BACK TO EZGO GET MORE OUT OF EVERY RIDE. Allied Lithium Batteries Lithium batteries for GEM e2, e4, e6, eL XD, eM 1400 cars. They usually come in 6, 8, and 12-volt configurations that can be wired in series to provide the required voltage. Best consistency, battery cells are 100% tested and sorting before assemble. CALB LiFePO CAM-72 LITHIUM BATTERY PACK FOR GOLF CARS - HPEVS Since these batteries are smaller and can be connected as a series, it may even be possible for you to double the battery life of your golf cart, depending on the space you have for batteries. More speed, more torque and more amp hours. Do you have any MOQ limit for Battery? The battery requires no maintenanceno watering, no cleaning terminals and no checking status or charge, which is all done by the system. Charges 3X faster than lead acid systems. At 12V, it isnt the most powerful of batteries, but it will deliver a consistent amount of power that is more than enough to swiftly carry you and your buddies around the course. A: For sample orders or small battery packs, will be shipped by express like FedEx, UPS, TNT, or special lines, If the whole parcel is over 100KG, will be shipped by air or by sea, sea shipping is cheaper. That means to keep the price reasonable you often have to sacrifice on capacity. Leave a message or send us a E-mail, we will write you back soon. Rich Experience in R&D and production of more than 12 years! 72-volt golf carts demand the same regular maintenance that you would undertake on the 48-volt vehicles. Navitas DC TSX3.0 wiring diagrams and schematics, Navitas AC wiring diagrams for conversion kits, ADD OUR FACEBOOK GROUP FOR FREE GIVEAWAYS. 36V lithium ion golf cart battery However, even with the elegance of lithium chemistry, there is nothing simple about golf cart batteries. Our engineers have designed and tested a complete battery system that replaces outdated . 12V Lithium Batteries (RV, Solar, Marine). Lithium Iron Phosphate technology (LiFePO4) is the safest Lithium Battery currently available. The Best Golf Cart Batteries: Lithium vs. Lead Acid | RELiON The voltage holds over 24V for 95% of the batterys capacity. It providing customers with the latest, advanced and safest mobile power solution. . Electric Vehicle Lithium ion Battery Pack- Golf Cart 72V 200Ah This kit will work on all EZGO TXT48, EZGO PDS, EZGO RXV, CLUB CAR PRECEDENT, CLUB CAR DS, YAMAHA G29, YAMAHA G22. Call (714) 847-7673, 7261 Mars Drive, Huntington Beach, CA 92647, Phone: (714) 847-7673 72 volt golfcart batteries pack for sale lifepo4 72v 100ah golf cart lithium ion battery pack Rated 5.00 out of 5 based on 1 customer rating ( 1 customer review) $ 2,500.00 $ 1,990.00 The CMX 72v lithium ion battery pack is specifically engineered for use in 72 volt golf carts. We have developed 36 voltage, 48 voltage, 72 voltage systems for your golf carts, the right one can deliver you a substantially better performance. Therefore the lower voltage vehicle takes this round. 360 lbs for lead acid vs 150 lbs for LiFePO4. Lithium Battery. Lithium Iron Phosphate technology (LiFePO4); the safest Lithium Battery currently available. With one of our lithium batteries fitted in your golf cart you will never have to top-up the fluids again. Large and powerful, this Ampere Time lithium battery is perfect for juicing up your golf cart to go the distance. The special P series are generally thought to be more powerful for the tougher demands. Lithium batteries are also usually different sizes to lead batteries so you should take that into account when converting. Combined with the guarantee of at least 2500 cycles (and up to 7000), and the 10 years of service life, the long-term efficiency of this battery has been widely appraised. Trojan T-1275 Battery Pack: Set of Six 12 Volt Trojan Batteries (72V Vehicles) Most Powerful Batteries On The Market. - OGRPHY 4 Pack 12V 100Ah LiFePO4 Battery - Best for Optimal Life Cycles 3. By choosing a 72V lithium golf cart battery, you can enjoy improved performance, reduced maintenance, and a longer lifespan for your golf cart. Some batteries, with an AH of around 100, can run for as long as 36 holes. You should charge a lithium battery every time it gets below 50% of its maximum charge or every 6 months. This 72 Volt Lithium Golf Cart Battery Conversion Kit is comprised of four (4) 72v 18Ah batteries for a total capacity of 72Ah. The cycle life is more than 2000 cycles (80% DOD). 36 Volt, 6-6 Volt 210 A/H 32 Volt, 7-6 Volt 210 A/H 48 Volt, 6-8 Volt 160 A/H 48 Volt, 8-6 Volt 210 A/H 48 Volt, 4-12 Volt 150 A/H. A good rule of thumb is to replace the battery container with as many Ah as the lead batteries as you had. We believe that based on honest business practices and stable development, we can be all you want. Our engineers have design and tested a complete battery system that replaces outdated lead acid batteries. Educate Golf Cart Customers about Voltage and Amperage - LISUATELI LiFePO4 Battery Low Temp Protection 12V - Best 12 Volt 4. God Bless. Copyright 2022 Huizhou JB Battery Technology Limited. Golf Cars | Golf Carts | Yamaha Golf-Cars - Yamaha Golf Car Lithium batteries are DG goods. Top 5 Best Fantasy Golf Sites - Reviewed For You! Different from any other lithium ion battery packs, Coremax 72v battery built with high quality standard and long life cycles. Connect your cables and you're ready to go. To help your golf cart to drive longer. each, |Distributor Login|US Distributors|Canada Distributors|WorldWide Distributors, |Government Awards|Military Contracts|SAM RegistrationCAGE CODE: 93CZ2DUNS NUMBER: 109774429Copyright 2023 Lithiumion-batteries.com All Rights Reserved, |Battery ProtectionSystem| Battery Reboot Procedure|Frequently Asked Questions| Thermal Management, |Ordering|Shipping|Terms and Conditions| Privacy Policy| Contact Us. Through cooperation with famous university on constant research and development in new technologies on BMS and Lithium batteries, we are heading toward leader status in the BESS industry due to its high-end technology. A set of JB BATTERY Lithium weighs 1/4 as much as a set of lead acid golf cart batteries, allowing you to cut 300 lbs or more off your cart. GeePower Lithium 72V 100Ah Best Golf Cart Batteries But, these batteries should still be comfortable get you around an 18-hole golf course on a single charge with no issues. Lithium batteries are very light compared to traditional batteries. And each cell contains a mixture of sulfuric acid and water (in varying degrees). 3. They usually have surge protection, smart chargers, and overcharge protection to make it safe for your to leave the charger on overnight. A 48-volt system of 412 volts can deliver approximately 600 amps. Finally, those of you who seek power and speed over everything else can fit your cart with four 12-volt battery packs. . Now with Industry Leading 8 Year Manufacturers Warranty Recharges much faster Can be fully charged in 3-5 hours Longer service life- An average of 3000 to 4000 charge / discharge cycles Incredible weight savings over a conventional lead acid battery Low self discharge Less than 1% per month. Its likely best to use a 48v lithium battery as a drop-in solution if youre upgrading to lithium, but these are generally more expensive than lower-voltage batteries. As you increase the water pressure coming out of the tap. POWERFUL 72-VOLT AC DUAL MOTOR DRIVETRAIN. Their batteries have a huge lifespan, are more compact than most competitors, can easily be connected in a series, have excellent surge protection, and are capable of both under and overvolting. Nick Lomas is the founder of GolfSpan, an avid golfer, not quite a pro but has over 15-years of experience playing and coaching golfers from all over the world. This specific lithium golf cart battery kit is based on the safest derivative of lithium battery technology. That depends entirely on how far you want to go and the capacity of each battery. The benefits ( Shown Below ) are just incredible and will simply add to the overall performance and enjoyment of your golf cart. Volt Car 48V 200 AMP 12V 24V Electric Ion Lithium Forklift AA Let's see how that might impact Golf enthusiast'ers in particular. . MANLY 72V 50 Ah lithium battery is a state of the art rechargeable battery pack made with LiFePO4 cylinder/prismatic cells designed for 72V devices, perfect for golf carts, e-scooters, e-bikes, solar applications, robots, and other applications that require a higher energy density battery, Deep Cycle 50Ah 72 Volt Lithium ion Battery Golf Cart, 1/3weight of lead acid, lighter weight, but heavier power, Can be 100% fully discharged without risk and loss of the capacity, Built-in automatic protection for over-charge, over-discharge, over current, and over temperature, No memory effect and rechargeable. Our golf cart batteries come with everything you need to make replacing your batteries a breeze! 128 * 114 * 33 mm. While this was an affordable vehicle to set up and maintain, it was simply unable to deliver the power and speed of the 48-volt. 72 Volt Lithium Battery 48 Volt Lithium Golf Cart Battery Conversion Kit 60Ah, Lester Summit II Series Golf Cart Battery Chargers, Custom Plug-n-Play Battery Watering Systems, All Other Replacement Parts Gas or Electric, DIY Golf Carts - Street Legal Kits and Parts, Electric Motors, Controllers, Switches and Solenoids, Low self discharge Less than 1% per month, Faster charging times Can be fully charged in 3-5 hours, Increased battery life An average of 3000 to 4000 charge / discharge cycles, Weight savings over a conventional lead acid battery ( 1/5th the weight of LABs), Chemistry (LiFePO4) Lithium Iron Phosphate technology (LiFePO4). Lithium ion Golf Cart Batteries :The Ultimate FAQ Guide 48-volt golf carts offer an excellent middle ground between the fast and powerful 72-volt and the less boisterous 36-volt vehicles. 5X less heavy: Save over 300 lbs in your golf cart or motorhome, and 75 lbs in your fishing boat. Guaranteed to work with all motor & controller upgrades. it suitable for anymodel which has enough space accroding to our dimensions like EZGO TXT. A: Yes, but free samples are not available at the beginning. LiFePO4 Golf Cart Batteries - RoyPow Our lithium golf cart batteries will maintain over 80% of their rated capacity after 4000 cycles at 100% depth of discharge.

Sme Sound Mitigation Equipment Slimline, Space Engineers How To Teleport Player To Spectator, Articles OTHER

72 volt lithium battery for golf cart