Biggest Black Friday Sale: Nov.11th ~ Dec. 6th

WattCycle 48V 300Ah Mini LiFePO4 Battery Set

$1,93996 $2,39996
Free Shipping, taxes and discounts calculated at checkout.
  • Pre sale:It is expected to ship out within 7 business days.
  • Price Match Guarantee: The price is the same as the Black Friday offer!
  • LImited Stock: First come first served, lock in stock in advance
  • Nearly 12lbs lighter than 3 pack of 12V 100Ah
  • 42% smaller than 3 pack of 12V 100Ah
  • The same capacity with 3 pack of 12V 100Ah
  • Compact: 15.12 x 7.64 x 10.04 inches | 57.32lbs
  • Safe: Low-temperature cut-off protection
  • Premium: EV grade A+ LiFePO4 cells
  • Durable: 5,000-15,000 deep discharge cycles
  • Reliable: Built-in 200A BMS | 2560W | 3840Wh
  • Scalable: Max. 4S4P, up to 61.44kWh
  • Waterproof: IP65
  • Certification: SDS / UN38.3 / FCC / CE / ROHS / UL

WattCycle 48V 300Ah Mini LiFePO4 Battery Set is backordered and will ship as soon as it is back in stock.

FAQs

Making the switch to LiFePO4 shouldn't be a solo mission. At WattCycle, our dedicated team of engineers and battery experts are just a phone call or email away, ready to answer your questions and guide your lithium journey.

      User Manual

      Shipping Service

      Thank you for choosing WattCycle for your LiFePO4 battery needs! We understand that getting your batteries quickly and safely is important to you. This policy outlines the shipping process for WattCycle orders.

      Destinations:

      • We only ship orders toContinental 
      • Currently we DO NOT ship to Alaska, Hawaii, and Puerto Rico.

      Shipping Fee:

      • FREE shipping on all orders
      • Shipping method: UPS Ground & Fedex

      Shipping time:

      The time frame of an order delivery is divided into two parts:

      • Processing time: 1-2 business days
      • Shipping time: 2-5 business days
      • The shipping will delay for some objective or uncontrolled reasons. We will notice our customer ahead for delays.

      Tracking Your Order:

      • Once your order ships, you will receive a confirmation email with a tracking number. You can use this tracking number to track the progress of your shipment on the carrier's website.

      Disclaimer:

      • While we strive to meet the estimated delivery times provided, these are estimates and actual delivery times may vary depending on factors beyond our control, such as carrier delays or weather conditions.

      Changes to This Policy:

      • We reserve the right to modify this Shipping Policy at any time. We will post any changes to this policy on our website.

      We appreciate your support! If you have any questions about our shipping policy, please feel free to contact us at support.us@wattcycle.com.

      Shenzhen Washi Energy Co., Ltd.

      Room A503, Building A, Lankun Group, Baoxin Road, Dajingshan, Buxin Community, Xin'an Street, Baoan District, Shenzhen

      Warranty Policy

      Warranty Policy

      At WattCycle, we stand behind the quality and performance of our batteries. We offer a comprehensive warranty to ensure your satisfaction with your purchase.

      Please read the product manual carefully before installing and using the product, and use the battery correctly under the instructions of the manual.

      Warranty Period

      WattCycle warrants that the product will be free from defect in workmanship and material to the original consumer purchaser.
      The warranty period starts on the date of purchase by the original consumer purchaser.

      1. For the battery >50Ah, the warranty period is 5+2 years.(Extra 2 years warranty service is only for customers of official website.)
      2. For the battery ≤50Ah, the warranty period is 3 years.
      3. For the battery charger, the warranty period is 2 years.
      4. For other battery chargers, the warranty period is 1 year.

      Warranty Statement

      Any defects in material, workmanship of your product will be covered after you provide any valid proof of purchase and information including but not limited to:

      1. A purchased order number made through WattCycle official stores.
      2. Sales invoice or order confirmation email that clearly shows the description of the product, its price, and sales channel.

      Note: The limited warranty is restricted to the country of purchase. The warranty will be invalid on the items once they are taken or shipped to other countries.

      Exclusions of Warranty 

      1. Misused, abused, damaged by accident or damaged due to force majeure. (e.g. lightning strikes, tornadoes, hurricanes, etc.);
      2. Unauthorized modification, repair, dis-assembly or operation not in accordance with the official instructions or manuals;
      3. Lost, stolen or full refunded product;
      4. Warranty period expired;
      5. The battery model on the warranty certificate does not match the actual item;
      6. Product wear and tear through the usage of time.

      Procedures for Warranty Claims

      We’ll assist to analyze the consumer’s problem within 24 hours, and help solve the problem, restore battery usage, and introduce the optimal use method.

      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, we’ll send a new battery replacement to the defective battery after it has been returned to our US warehouse by the pre-paid label we prepared. And the defective battery will be checked and tested by our technical team to analyze the problem.

      From the date of purchase and within 6 months, if our products have quality problems and cannot work normally, we can provide replacement or refund services; Within 7 months from the date of purchase to the end of the warranty, if our products have quality problems and cannot work normally, we can provide replacement services.

      Any product(s) returned for valid warranty service will be shipped at the expense and risk of us. We will provide a pre-paid label to customers who need to return the products to the designated place at the specified time.

      Batteries that have been serviced or replaced under their warranty period do not receive extended warranties. Instead, the serviced/replaced battery(-ies) will abide by the original warranty period issued when first purchased.

      Changes to This Policy:

      We reserve the right to modify this Warranty Policy at any time. We will post any changes to this policy on our website.

      Contact Us:

      If you have any questions about our Warranty Policy, please feel free to contact us at support.us@wattcycle.com.

      We encourage you to read this warranty policy carefully. By purchasing a WattCycle battery, you agree to the terms and conditions of this warranty.

      Description

      • Grade A+ Automotive Cells: The WattCycle 12V 300Ah MINI LiFePO4 Battery is equipped with Grade A+ Automotive LiFePO4 cells, ensuring top-tier safety, energy density, power, and stability. This battery provides reliable and long-lasting power with a minimal self-discharge rate of just 3% per month. It features robust protection against overcharge, over-discharge, over-current, and short circuits, offering peace of mind and dependable performance.
      • 200A BMS:  It comes with a high-performance 200A Battery Management System (BMS), which manages charge and discharge cycles, ensuring a maximum output of 200A while protecting the battery from overcharging, over-discharging, and short circuits. This advanced BMS enhances both safety and efficiency.
      • Longevity: With a lifespan of up to 10 years and between 5,000 and 15,000 charge cycles, this battery produces a total of 19,200 kWh of energy over its lifetime (3840Wh x 5,000 cycles). This longevity translates into significant cost savings, providing up to 50% power savings compared to utility power.
      • Cost-Efficient: The WattCycle 12V 300Ah MINI battery is also cost-efficient, offering robust energy storage for RVs, marine applications, or off-grid use. It is lightweight, weighing only a third of a comparable lead-acid battery with the same capacity, and is 12lbs lighter than three packs of WattCycle 12V 100Ah LiFePO4 Batteries.
      • Lightweight: 12V 300Ah MINI lithium battery weighs only 1/3 of a comparable lead-acid battery with the same capacity, 12lbs lighter than 3 pack of WattCycle 12V 100Ah LiFePO4 Battery.
      • High Energy Density: The battery boasts a high energy density of 67Wh/lbs (3840Wh / 57.3lb ≈ 67Wh/lb), which is nearly twice as much as comparable lead-acid batteries. 
      • Fast Charging Capabilities: It supports rapid charging, allowing for quicker turnaround times and minimizing downtime between uses.

      WattCycle also ensures reliable and responsive service, with fast delivery within 2-5 business days from local warehouses in California, Texas, or Georgia. Customers benefit from lifetime support, including quick feedback within 24 hours, and accessible operation manuals and online support.

       

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      Payment & Security

      Payment methods

      • American Express
      • Apple Pay
      • Google Pay
      • Mastercard
      • PayPal
      • Shop Pay
      • Union Pay
      • Visa

      Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

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      12v 300ah Battery Tech Specs

      GENERAL

      Dimensions (Inches) 15.12 (L) x 7.64 (W) x 10.04 (H) 
      Weight 57.32lbs / 26.0kg
      Waterproof Rating IP65
      Warranty 7 years
      Housing Material ABS (Flame Retardant Plastic)
      Terminal M8 bolts

      12v 300Ah Lithium Battery Feature

      Cell EV Grade A+ LiFePO4 Cells
      Nominal Voltage 12.8V
      Nominal/Usable Capability 300Ah
      Energy 3840Wh
      Cycle Life 5,000+ cycles @100% DOD, 6,000+ cycles @80% DOD, 15,000+ cycles @60% DOD
      Max Depth of Discharge (DOD) 100%
      Max. Expansion 4S4P
      Internal Resistance ≤40mΩ

      Battery BMS

      BMS 200A
      Max. Continuous Output Power 2560W
      Max. Continuous Charge Current 100A
      Max. Continuous Discharge Current 200A
      Max. Discharge Current 300±50A (≤5s)

      12v 300Ah Lifepo4 Battery Charge Specs

      Charge Voltage 14.6V ± 0.2V
      Charge Method CC / CV
      Recommend Charge Current 0.2C
      Charge Temperature 0℃ to 45℃ / 32℉ to 113℉
      Discharge Temperature: -20℃ to 60℃ / -4℉ to 140℉
      Storage Temperature -20℃ to 45℃ / -4℉ to 113℉
      Low-Temperature Protection Yes (32℉/0℃)
      Low-Temperature Charging Protection Recovery Yes (41℉/5℃)

      WattCycle 48V 300Ah Mini LiFePO4 Battery Set

      $1,93996 $2,39996

      WattCycle also ensures reliable and responsive service, with fast delivery within 2-5 business days from local warehouses in California, Texas, or Georgia. Customers benefit from lifetime support, including quick feedback within 24 hours, and accessible operation manuals and online support.

       

      Weight

      57.3 lb
      View product