The 42T4879 (6 52+Cell) Lithium Ion Battery is designed to provide an enhanced battery life when compared to other conventional batteries. This is achieved through several factors:
- High energy density: The Lithium Ion technology used in this battery offers a higher energy density compared to other battery chemistries. This means that it can store more energy in the same physical size, resulting in longer battery life.
- Advanced Battery Management System (BMS): The 42T4879 (6 52+Cell) Lithium Ion Battery has a built-in Battery Management System that helps to monitor and optimize the battery's performance. This system ensures that the battery is charged and discharged at the correct rate, preventing overcharging or over-discharging, which can shorten the battery life.
- Quality materials: The battery is made from high-quality materials that are designed to withstand the stresses of repeated charging and discharging cycles. This helps to prevent the battery from degrading over time and reduces the likelihood of battery failure.
- Optimized charging cycles: The 42T4879 (6 52+Cell) Lithium Ion Battery is designed to be charged using an optimized charging cycle that helps to prolong the battery's life. This charging cycle ensures that the battery is not overcharged or undercharged, which can cause damage to the battery and reduce its overall lifespan.
- Temperature control: Lithium Ion batteries can be sensitive to high temperatures, which can cause damage to the battery and reduce its lifespan. The 42T4879 (6 52+Cell) Lithium Ion Battery is designed to operate at a range of temperatures and has a built-in temperature control system that helps to prevent the battery from overheating.
High-quality components are an essential part of any electronic device, including batteries like the 42T4879 (6 52+Cell) Lithium Ion Battery. The quality of components used in a battery can have a significant impact on its performance, reliability, and overall lifespan.
When it comes to batteries, some of the high-quality components that are commonly used include:
- Electrodes: The electrodes are one of the most critical components of a battery. In Lithium Ion batteries like the 42T4879 (6 52+Cell) Lithium Ion Battery, the electrodes are made from high-purity materials like graphite and lithium cobalt oxide. The quality of these materials can affect the battery's energy density, power output, and overall performance.
- Separator: The separator is a thin membrane that separates the positive and negative electrodes in a battery. High-quality separators are typically made from materials like polyethylene or polypropylene, which offer good thermal stability, chemical resistance, and electrical insulation properties.
- Electrolyte: The electrolyte is a liquid or gel-like substance that allows ions to move between the electrodes in a battery. High-quality electrolytes are typically made from a mixture of solvents and salts that provide good conductivity, stability, and safety.
- Current collector: The current collector is a component that collects the current from the electrodes and delivers it to the external circuit. High-quality current collectors are typically made from materials like copper or aluminum, which offer good conductivity and corrosion resistance.
- Casing: The casing is the outer shell of the battery that protects the internal components and prevents leakage. High-quality battery casings are typically made from materials like steel, aluminum, or plastic, which offer good durability, impact resistance, and sealing properties.
Efficient and reliable performance are essential qualities of any battery, including the 42T4879 (6 52+Cell) Lithium Ion Battery. There are several factors that contribute to the efficient and reliable performance of a battery, such as:
- Energy density: The energy density of a battery determines how much energy it can store per unit of volume or weight. Lithium-ion batteries like the 42T4879 (6 52+Cell) have a higher energy density compared to other battery chemistries, which allows them to store more energy in the same physical size or weight. This higher energy density translates to longer runtimes and improved efficiency.
- Charge and discharge efficiency: The charge and discharge efficiency of a battery refers to how much of the energy stored in the battery can be retrieved during charging and how much can be used during discharge. Lithium-ion batteries have high charge and discharge efficiencies, which means that they can deliver more power and energy with less waste.
- Battery management system (BMS): The battery management system is responsible for monitoring and controlling the battery's charging and discharging process. The 42T4879 (6 52+Cell) Lithium Ion Battery has a built-in BMS that optimizes the battery's performance, ensuring efficient and reliable operation.
- Quality of materials: High-quality materials are crucial for efficient and reliable battery performance. The 42T4879 (6 52+Cell) Lithium Ion Battery is made from high-quality materials, such as high-purity electrodes, separators, and electrolytes, which contribute to its efficient and reliable performance.
- Temperature control: Temperature control is important for maintaining battery efficiency and reliability. Lithium-ion batteries are sensitive to high temperatures, which can cause damage and reduce performance. The 42T4879 (6 52+Cell) Lithium Ion Battery has a built-in temperature control system that ensures safe and reliable operation at a range of temperatures.
Overall, efficient and reliable performance is crucial for any battery, and the 42T4879 (6 52+Cell) Lithium Ion Battery delivers on both fronts, thanks to its high energy density, charge and discharge efficiency, built-in battery management system, quality materials, and temperature control system.
General Information about this LENOVO 42T4879- Manufacturer: LENOVO
- Part Number or SKU# 42T4879
- Product Type: 52+(6 Cell) Lithium Ion Battery
- Application/Usage Notebook
- Battery Rechargeable Yes
- Battery Size Proprietary Battery Size
- Battery Chemistry Lithium Ion (Li-Ion)
- Battery Capacity 5800 mAh
- Output Voltage 10.8 V DC
Compatibility
- Lenovo ThinkPad Notebooks
- X220
- X220i
- X220T
- X230T
- Environmentally Friendly Yes
Warranty
ALLHDD guarantees that the products will not have defects in material that will affect the product's functionality during the Standard Warranty Period. The warranty period starts when the merchandise/items from our warehouse.
What does ALLHDD.Com warranty cover?
30-days to 3 years warranty:
Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.
What is not covered by our warranty?
The reason why our warranty does not cover any problem caused by the following conditions:
(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;
(b) any misuse outside the instructions in the user manual for any specific product;
(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.
What is the Manufacturer/Brand Warranty?
In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).
For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
Final Sale items are non-returnable/refundable in any situation. Any question? please ask our team before the shipment.
Important notes:
We can provide additional warranty service/support for any product you purchase from us if you need additional warranty coverage before finalizing the order from ALLHDD.Com. You need to ask in live chat/help or call us for more information.
Individual product warranty mentioned on each item product description page/detail page.
Free Technical support on purchased items, our expert consultancy over the phone, by email, by live chat, or by remote login.
Delivery
Shipping Options and Estimated Delivery Time
UPS Shipping Options:
FREE UPS® Ground (Free shipping to all orders for 48 states!)
Estimated delivery time: 4-7 business days
UPS 3 Day Select®
Estimated delivery time: 3 business days
UPS 2nd Day Air®
Estimated delivery time: 1-2 business days, Delivery by 10:30 AM or 2:00 PM
UPS Next Day Air® Standard Overnight
Estimated delivery time: Overnight 2-5 PM, Standard Overnight Delivery.
UPS Next Day Air® - Priority Overnight
Estimated delivery time: Overnight Delivery (Next Business Day) Delivery by 10:30 AM or 12:00 PM
UPS Next Day Air® First Overnight - Early A.M
Estimated delivery time: Overnight 8:00 AM, Early morning, overnight delivery for your time-critical shipments.
UPS® First Overnight - Saturday
Estimated delivery time: Overnight 8:30 AM – Saturday
FedEx Shipping Options:
FedEx Ground®
Estimated delivery time: (4–7 business days in the contiguous 48 states)
*For residential delivery via FedEx Ground use FedEx Home Delivery®
Estimated delivery time: 4−7 business days, based on the distance to the destination.
FedEx Express Saver®
Estimated delivery time: 3 business days (by 4:30 PM to U.S. businesses; by 8:00 PM to residences)
Available throughout all 50 states (except Hawaii and Alaska)
FedEx 2Day®
Estimated delivery time: 2 business days (by 4:30 PM to U.S. businesses; by 8:00 PM to residences)
Available throughout all 50 states
FedEx Standard Overnight®
Estimated delivery time: Next-business-day (by 4:30 PM to U.S. businesses and by 8:00 PM to residences)
Available throughout all 50 states (Hawaii is outbound only)
FedEx Priority Overnight®
Estimated delivery time: Next-business-day (by 10:30 PM to U.S. businesses, noon to most residences)
Available throughout all 50 states
FedEx First Overnight®
Estimated delivery time: Next-business-day (by 8:30 or 9 AM to most areas)
Available throughout all 50 states
Worldwide Shipping Options:
UPS®/FedEx® International Economy
Estimated delivery time: 4-7 business days
UPS®/FedEx® International Priority
Estimated delivery time: 2-4 business days
UPS®/FedEx® Ground Shipping Canada
Estimated delivery time: 5-8 business days
Important notes:
- The processing of orders with Ground Shipping can take up to 24-48 hours. But we try to process all orders the same day.
- We are not responsible for weather problems that may affect the delivery of goods by carriers. We cannot guarantee the exact delivery time, regardless of the carriers' claims.
- If you have any specific delivery time requirements, please contact our customer support and someone from our customer service team will be able to help you.
- You can estimate the shipping cost from the products detail page, also available on the checkout page
- The shipping cost depends on box dimensions, weight, and zip/postal code
- To get a FedEx® delivery service you need to mention it on the checkout page notebox.
- For urgent shipments, please contact our customer service.
- Shipping cut off 4:00 PM (Monday-Friday) and available blind drop shipment.
