(Max 4S4P) to build a 48V 400Ah battery system for 20.48kWh energy and max. UNDER NO CIRCUMSTANCES WILL AMPERE TIME OR ITS SUPPLIERS BE LIABLE OR RESPONSIBLE FOR ANY LOSS OF USE, INTERRUPTION OF BUSINESS, LOST PROFITS, LOST DATA, OR INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES OF ANY KIND REGARDLESS OF THE FORM OF ACTION, WHETHER IN CONTRACT, TORT (INCLUDING NEGLIGENCE), STRICT LIABILITY OR OTHERWISE, EVEN IF AMPERE TIME OR ITS AFFILIATE OR SUPPLIER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. I understand it should not be charged in freezing temps. If you need to test the real voltage of the battery, please charge, disconnect the power supply and test its voltage after putting it aside for over 30 mins. Not enough items available. Since lithium battery from different brands has their special BMS, we do not suggest you to combine batteries from different brands together as a system. Can I replace my current travel trailer battery with this one and install solar? Ask a Question. We believe the best is still yet to come, and we insist to hear from you to make a step change to a better life. Well arrange the shipment for your order the next business day after you place your order, and an email of shipment notification including the delivery provider and tracking number will be automatically sent to you. 12V battery: 13.4V Have you fixed the low temp charging disconnect yet? We believe the best is still yet to come, and we insist to hear from you to make a step change to a better life. BMS-Protection for Overcharge, over-discharge, over current, short circuit, High temperature70100% safety ProtectionRecycle & Environmentally friendlyHigh Energy Density: 131Wh/kg, 60Wh/lb, 10% higher than 412V 100Ah LiFePO4 Batteries in parallel(116Wh/kg, 53Wh/lb). Method Use a charger with a 0V charging function to fully charge the battery Ampere Time 12V 400Ah LiFePO4 Battery, 5.12kWh Lithium Battery Built-in 250A BMS, 4000-15000 Deep Cycles Battery, Perfect for Solar System, RV, Backup Power, Off-Grid and Marine ApplicationsProduct Description & Features:Twice Larger Capacity & Higher Supporting PowerAmpere Time 12V 400Ah LiFePO4 battery with built-in 250A BMS provides . If they need to charge the battery, they will take it inside the home (where the temperature above 0C). SSeries; P: ParallelDifferent scenarios require different battery systems, please consult the Ampere Time service team(service@amperetime.com) for a customized system solution. Therefore, after charging/discharging and disconnecting the battery from the power source, the voltage of the battery will gradually drop/increase to its real voltage. We grant the following warranties for our products. Continuing to use the battery beyond that point will negatively affect its lifespan and effectiveness. If you encounter any questions when using the product, please feel free to contact us, we will provide 24-hour customer service. As our battery is heavy and hazardous good, it will cost us (shipping the battery to you)+(shipping back to us)=shipping fees, if you need to return the battery. Do not use it as a start battery (such as golf cart), please contact service@amperetime.com for a better solution. Our battery can be used well below 0C (can be normally discharged), but we dont suggest charging the battery below 0C.It is like most kinds of the battery in the market now:Operating Temperature: Charge: 0C--50C; Discharge: -20C--60C.Currently our battery can be charged at low temperature, but it is charged with a very small charging current. And kindly help check if your family or neighbors had received the package for you. 2560W load power. Don't see the answer you are looking for? You could mount it without a cover and strap it down, but need to make sure that the post bolts will not expose to water when it's charging/discharging. Built-in 100A BMS: Protect from overcharge, over-discharge, overcurrent, and short circuit with excellent self-discharge rate.Grade A LiFePO4 Cells: Highest-level safety based on UL Testing Certificate for the cell inside the battery, with higher energy density, more stable performance & greater power.IP65 Protection Class: Made with quality ABS plastic, has a wide range of operating temp: Charge: 0C to 50C32F to 122F; Discharge: -20C to 60C-4F to 140F, IP65 level waterproof set you free from worrying to install indoors or outdoors. Ampere Time 12V 400Ah Lithium batteries support up to Max 4S4P connections to get more energy up to 81.92kWh. The website is jointly operated by STARRYSEA CO., LIMITED registered at Room 1101B, 11/F, Lippo Sun Plaza, 28 Canton Road, Tsim Sha Tsui, Kowloon, Hong Kong and MAYLERESCAPE LIMITED registered at UNIT#. If the BMS has cut off the battery for protection, follow the below steps to activate it. We recommend the battery under voltage warning voltage at 11.6V and under voltage warning reconnect voltage at 12V, if you need more parameter of setting ,pls kindly contact us, and we will try our best to support you. The internal resistance of 200ah battery is 2-4m , and that of 100Ah battery is 7-9m . If you need to test the real voltage of the battery, please disconnect all the connections with the battery and test its voltage after putting it aside for over 30 mins. Keeps you away from the worries caused by power outages for several days and allows you to easily deal with various situations. Our battery is waterproof , and the IP level is IP65.This IP grade indicates that the product will not enter water when you put it in outside at rainy day. All Rights Reserved. I asked Ampere Time why their 400ah was so much more money than getting (2) 200ah batteries and wiring in parallel and this is their response. Ampere Time 12.8V 300Ah Lithium LiFePO4 Battery, 4000-15000 Deep Cycles So i have 4 100ah of these batteries, i want to connect more , will i get more ah if i add more? By acquiring the products of Ampere Time, you have purchased high quality. You must log in or register to reply here. Please feel free to contact us for more connection suggestions. Therefore, after charging and disconnecting the battery from the power source, the voltage of the battery will gradually drop to its real voltage. 2. The over-current capacity and protection provided by BMS from different brands are different. And weve used auto motive grade battery cells which have superior quality. Generally, we do not recommend using our battery for any application that need to be started. We've rebranded to Litime! Can this battery handle that? 6. Therefore, after charging/discharging and disconnecting the battery from the power source, the voltage of the battery will gradually drop/increase to its real voltage. c. purchased in near time (within one month). And if you need to add another four batteries to build a 48V (51.2V) 300Ah, we suggest you finish it within one month. Our 12V 300Ah battery with built-in 200A BMS has 3840Wh energy and could support max. Generally, we do not recommend using our battery for any application that need to be started. If the cells are different, there will be a little difference in battery pack capacity. 1280W load power and max. 100% ProtectionAmpere Time LiFePO4 battery set you free from battery security issue. Ampere Time 12V 400Ah Lithium batteries support up to Max 4S4P connections to get more energy up to 81.92kWh. Taxes, shipping and discounts codes calculated at checkout, Sunday,Monday,Tuesday,Wednesday,Thursday,Friday,Saturday, January,February,March,April,May,June,July,August,September,October,November,December. Amps To Watts Calculator: How Many Watts In A 12-Volt Battery? And what other vendor are you speaking of. (2) If our product fails to work normally, the consumer assists us in completing all the battery testing, and both parties confirm that the product does have quality problems, well send new battery replacement to the defective battery after it has been returned to our US warehouse by the pre-paid label we prepared. It equipped with battery management system (BMS), which protects the battery pack from over charging & discharging, over current, short circuit, and over temp. For a better experience, please enable JavaScript in your browser before proceeding. 48V battery (16s): 53.6V Yuasa Active Leisure Battery L36-AGM 4.5 / 5 (80) 227.99 Spread the cost From 11.33 per month 227.99 Spread the cost From 11.33 per month Only 216.59 with Motoring Club premium. does it come with a charger adapter? We will send a pre-paid label to you by default if this email has not received any reply within 48hrs. We provide a five-year warranty (for most of the battery products) for the poor performance of battery products when used correctly following the product manual instructions. Our battery can be used well below 0C (can be normally discharged), but we dont suggest charging the battery below 0C. We suggest that you install the battery upright with the post bolts facing up, and it could not be mounted upside down. Get the latest news and exclusive offers. As a thought leader, Chris has authored numerous articles and research papers. If you need to mount the battery at its side, please contact service@amperetime.com to confirm the direction. Ampere Time 12V 100Ah Lithium batteries support up to Max 4S4P connections to get more energy up to 20.48kWh. We will partially refund your order once the UPS has received the package. Get the latest news and exclusive offers. It has been released for battery charging at low temperatures and allows for battery discharge/charge at -20C. Are Ampere Time batteries safe? if you do it will affect the battery life or in some cases maybe you wont be able to recharge your battery ever again, so the standard discharge limit for these types of batteries is 50%. As an Amazon Associate, I earn from qualifying purchases. Taxes, shipping and discounts codes calculated at checkout, Sunday,Monday,Tuesday,Wednesday,Thursday,Friday,Saturday, January,February,March,April,May,June,July,August,September,October,November,December. Ask a Question. 2. We currently only sell 12V and 24V chargers, we do not currently sell 48V chargers. You can contact us, with the actual shipping address, to check the inventory of the nearest warehouse. How Long Will a 400Ah Battery Last? + Calculator - Dot Watts 2560W | Higher Output, More Fun: 2560W output meets your power supply needs of most higher-power electrical appliances. Support Li/LiFePO4 mode 1280W load power and max. It is also not covered by the warranty if the consumer fails to install, use and maintain the product correctly following the requirements of the instruction manual, which causes serious quality problems in the product. . . And our five-year battery warranty includes the following privileges when used correctly in accordance with the manual instructions: Well assist to analyze customers problem within 24 hours, and help solve problem, restore battery usage, and introduce the optimal use method; If the problem cant be solved, well send new battery replacement to the defective battery. Any product(s) returned for valid warranty service willbe shipped at the expense and risk of us. Normal rain, the water will not affect the product;But the battery terminal should not contact with water during use, otherwise it may cause short circuit of the battery. It may damage the batteries in long-term use if used as a starting power source. Is my device compatible with your batteries? If you have any further questions, please see the product link below: 12V100Ah self-heating battery:https://amperetime.com/products/ampere-time-12v-100ah-lithium-battery-with-self-heating-low-temperature-charging-20-c 12V200Ah self-heating battery: https://amperetime.com/collections/ampere-time-12v-lithium-lifepo4-battery-series/products/ampere-time-12v-200ah-lithium-battery-with-self-heating-low-temperature-charging-20-c. 1.Our battery is the storage battery instead of the start-up battery. Please read the product manual carefully before installing and using the product, and use the battery correctly under the instructions of the manual. 20.48kW load power. So after 500 cycles of lead-acid battery, your battery will lose its 20% of capacity so for example now your 400Ah battery can store only 320 amp-hours. But you may not be able to use all the 4800 watts depending on your battery which Im gonna cover in a moment, Advertisementsif(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[300,250],'dotwatts_com-banner-1','ezslot_6',199,'0','0'])};__ez_fad_position('div-gpt-ad-dotwatts_com-banner-1-0');So if you have a 24V battery then make the calculations accordingly. Because the golf cart generates a high current when starting, going uphill, or accelerating, the BMS board is activated for protection; over time, the BMS will be damaged, resulting in the degradation or even destruction of the battery system performance. + Chart, Solar Battery Charge Time Calculator + (Tips To Reduce Charge Time). Ampere Time lithium iron phosphate (LiFePO4) battery (12V 50Ah/100Ah/200Ah/200Ah Plus/300Ah/400Ah, 24V 100Ah/200Ah, and 48V 100Ah/100Ah-16S) with superior automobile grade cell and reliable BMS system with a low discharge rate, which enables provide 4000+ cycles & a 10-year lifetime. This warranty extends only to the original Purchaser. Based on the characteristics of Lithium Iron Phosphate (LiFePO4) batteries, the voltage measured by all LiFePO4 batteries during charging/discharging is not the real voltage of the battery. Ampere Time 12V 300Ah, 3840Wh LiFePO4 Battery & Built - Amperetime-US Top 5 best Ampere Time 12V 400Ah LiFePO4 Battery in 2022 99% ---13.4V "Does ampere time make a charger for the 48v 110ah lifepo4 battery? . If you need to test the real voltage of the battery, please disconnect all the connections to the battery and test its voltage after putting it aside for over 30 mins. Would you mind considering our self-heating battery models if you need to charge the battery at a freezing temperature? About 85% of the energy capacity can be drained before they need to be charged. Not enough items available. https://amperetime.com/products/ampere-time-12v-100ah-lithium-battery-with-self-heating-low-temperature-charging-20-c12V200Ah self-heating battery: 2560W load power and max. Not enough items available. 2560W load power and max. Ampere Time 12V 100Ah Lithium batteries support up to Max 4S4P connections to get more energy up to 20.48kWh.Keeps you away from the worries caused by power outages for several days and allows you to easily deal with various situations. If you have further questions about charging, please feel free to contact us. Can these be used in a 48v golf cart? Our returns service is available in two situations. Is this ok? How mini 12 volt 100 watt solar panels will this battery support for charging? a. identical batteries with the same battery capacity (Ah) and BMS (A); Our battery can be used well below 0C (can be normally discharged), but we dont suggest charging the battery below 0C.It is like most kinds of the battery in the market now:Operating Temperature: Charge: 0C--50C; Discharge: -20C--60C.Currently our battery can be charged at low temperature, but it is charged with a very small charging current. Batteries that have been serviced or replaced under their warranty period do not receive extended warranties. 200A continuous charge/discharge current. SSeries; P: ParallelDifferent scenarios require different battery systems, please consult the Ampere Time service team(service@amperetime.com) for a customized system solution. There are many factors that will determine the backup time or how long will your 400Ah battery will last on load. Normally, the battery is at full charge when its rest voltage drops and remains 13.4V. b. from the same brand (as lithium battery from different brands has their special BMS); 3.We provide five-year warranty for all our batteries. A variety of charging modes, let you easily enjoy green energy. *Automotive-grade battery cells with the most competitive price. We've rebranded to Litime! Method Connect an 18V-36V solar panel directly to charge the battery without a controller for 10~30mins in sunny daytime. SSeries; P: ParallelDifferent scenarios require different battery systems, please consult the Ampere Time service team(service@amperetime.com) for a customized system solution. Can the battery be used as a starting power source? New! *Higher energy intensity & lighter weight compared with AGM or lead-acid battery. To our 12V 100Ah battery, we recommend solar panel greater than or equals to 300W (fully charges with effective sunshine 4.5h/day). We have analyzed and tested every battery before theyre ready to be sold. Although they are all LiFePO4 cells, their charging and discharging are a little different. After every single cycle, the capacity of your battery will decrease a little bit but after a few 100 cycles, it can make a huge difference. I already have one 200ah battery and want a second battery. This battery will not fit in my existing battery box. Latest From Blog How many ways to charge LiFePO4 ? (five-year warranty for our battery products >30Ah and a three-year warranty for batteries 30Ah. Automotive Grade Lithium BatteryWe adopt Automotive Grade LiFePO4 Cells with higher energy density, more stable performance & greater power, and insist on providing customer with environmentally friendly green power solution. Save my name, email, and website in this browser for the next time I comment. And weve used auto motive grade battery cells which have superior quality. The warranty does not cover failures resulting from incorrect handling, product modifications, installation, or deliberate damage. Even a 300ah leaves a lot of empty space in the case but the 300ah is the best $ value. Ampere Time 12V 400Ah LiFePO4 battery provides you 5.12kWh energy supply, Larger Capacity, Supply for All Major Appliance, Higher Supporting Power Only [max] left. Grid Interactive and Inspection Approved 48V System, Solar Friendly Heat Pump Air Conditioners. We recommend battery charger that support lithium battery charging. 2560W load power. The Perfect Combination of If the power of your engine less than 3584W, this battery could be used to power your engine for emergency usage. DC charging current the max. Our 12V 300Ah battery supports max. We have multiple warehouses in the USA, located in CA/TX/GA/KS. The charging time of the battery depends on the type and size of your charging source. Advertisementsif(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[300,250],'dotwatts_com-large-mobile-banner-1','ezslot_8',618,'0','0'])};__ez_fad_position('div-gpt-ad-dotwatts_com-large-mobile-banner-1-0'); First, lets talk about AC vs DC watts/load. Generally, we recommend charging the battery with a 0.2C charging rate, which is the optimal charging rate for lithium battery charging. And the defective battery needs to be returned to our US warehouse, and will be checked and tested by our technical team. Only [max] left. Even if charging in low temperature environment, it will not damage the battery.Many customers live in cold area, they are happy to use our battery, since it can be discharged very well, and their load can work under low temperature. Our 12V 300Ah battery could support max. Enjoy the Comfort. Our battery has high-temp cut off protection, and can be used well below 0 (can be normally discharged), but we dont suggest charging the battery below 0. 5. JavaScript is disabled. What Size Solar Panel To Charge 120ah Battery? So to run the AC appliances youll need an inverter and again which are not 100% efficient which Ill explain in a bit. So if youre running DC appliances on your battery you can directly connect it to your battery so there will no power loss. Batteries wired in parallel will have their capacity (measured in amp-hours) added together. Even if charging in low temperature environment, it will not damage the battery. Highest grade of battery cell and authoritative accreditation enable Ampere Time battery growing as LiFePO4 battery leader. 100%---13.5V Built-in 200A BMS: Protect from overcharge, over-discharge, overcurrent, and short circuit with excellent self-discharge rate.Grade A LiFePO4 Cells: Highest-level safety based on UL Testing Certificate for the cell inside the battery, with higher energy density, more stable performance & greater power.IP65 Protection Class: Made with quality ABS plastic, has a wide range of operating temp: Charge: 0C to 50C32F to 122F; Discharge: -20C to 60C-4F to 140F, IP65 level waterproof set you free from worrying to install indoors or outdoors. Only [max] left. All Ampere Time LiFePO4 batteries have built-in BMS, which protects the battery from overcharging, over-discharging, over current, short circuit, and high-temperature environment. Longer Lifetime & 1/3 Lighter WeightAmpere Time LiFePO4 battery provides 4000+ cycles with 10-year lifetime, which is twice times to LiFePO4 battery in market with 2000+ cycles and more than 10 times lifetime of lead-acid battery. 100A continuous charge/discharge current and max. Free shipping, tax (vary by region) and discount codes calculated at checkout, Free shipping on all continental US orders, Quick response online service within 24Hrs, We ensure secure payment with PayPal and credit card, Ampere Time 12V 400Ah LiFePO4 battery provides you 5.12kWh energy supply, last 12 days to keep you away from the power outage(ensure a daily electricity demand of 0.4kWh). DC charging voltage and DC charging current match the requirement that we list in the user manua. And also further in this post, Ill take a 12v 400Ah battery as an example. The case of our 12V 200Ah and 300Ah battery is the same, and they have different amount of cells inside.