0 ratings
Nº de artículo:
46023483
CMOS Battery RTC Memory BIOS Battery for DELL Latitude E5440 E5450 E6440 E6420 E7440 E7240,Alien-Ware M18x,M18xR2,14 R1,18 R1,13,17 R2,15 R1,15 R2,17
89% of respondents would recommend this to a friend
Nº de artículo:
46023483
CRC 7239
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from Estados Unidos
En stock
Importado de la tienda USA
QTY:
Haz tu pedido ahora y recíbelo por ahí Sunday, Septiembre 27
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
LeFix supplies high-quality CMOS batteries made with Japanese coin cell battery, ensuring long-term durability and performance for your laptop's BIOS firmware.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
What Stands Out
Compatibility
Designed specifically for Dell Latitude, Alienware, and Inspiron models, ensuring perfect fit and functionality for a wide range of laptops.
Reliable Performance
Provides consistent power to critical components like RTC memory and BIOS, enhancing the laptop's reliability and performance longevity.
Easy Installation
User-friendly design allows for quick and straightforward installation, saving time and minimizing downtime for users needing battery replacements.
Detalles de producto
| Number of Batteries | 1 CR2 batteries required. |
| Brand | LeFix |
| Manufacturer | LeFix |
| Antenna Location | Laptop |
| Battery Cell Type | Lithium Manganese Dioxide |
| Battery Capacity | 250 milliamp_hours |
| Voltage | 3 volts |
| Reusability | Rechargeable |
| Amperage | 3 A |
| Compatible Phone Models | For Certain Laptop Models |
| Unit Count | 1 Count |
| Battery Weight | 4 g |
| Item Dimensions | 1.77 x 0.79 x 0.13 inches (4.5 x 2 x 0.3 cm) |
| Battery Cell Composition | Lithium Manganese Dioxide |
| Recommended Uses For Product | Laptop |
Mercancías peligrosas
Para evitar demoras en el proceso de despacho aduanero de mercancías peligrosas, el envío se abrirá en nuestras instalaciones de depósito para verificar la gravedad de los componentes peligrosos. Please see the list of Dangerous goods here.
Who Should Buy?
-
Laptop Users
Ideal for users of compatible Dell and Alienware laptops that need a replacement BIOS battery for optimal performance.
-
Frequent Travelers
Perfect for professionals who travel frequently and require a reliable battery to maintain system settings on the go.
-
Tech-Savvy Individuals
Beneficial for users comfortable with DIY repairs, allowing them to easily replace the battery and save on service costs.
-
Casual Users
Not suitable for users who rarely use their laptops and do not need frequent battery replacements or maintenance.
DESCRIPCIÓN DEL PRODUCTO
¿Tienes alguna consulta? Chatea con nosotros
Preguntas y respuestas de los clientes
-
Pregunta:
What is a CMOS battery, and why is it important for my laptop?
Respuesta: A CMOS battery, or RTC (Real-Time Clock) battery, powers the BIOS firmware that keeps track of system settings, time, and the date. It is crucial since it helps maintain system configurations even when your laptop is turned off. Without a functioning CMOS battery, you may experience issues such as incorrect system time or loss of BIOS settings. This can lead to trouble booting up your laptop or recognizing hardware, affecting overall performance. -
Pregunta:
How do I know if my CMOS battery needs replacement?
Respuesta: Signs that your CMOS battery may need replacing include incorrect system time and date, BIOS errors during startup, or sudden loss of hardware configurations. If your laptop shows these symptoms, it’s advisable to replace the battery. Monitoring these issues can help ensure your device operates smoothly, making it easy to maintain your settings and configurations over time. -
Pregunta:
Can I replace the CMOS battery myself, or do I need a technician?
Respuesta: Replacing the CMOS battery can often be done by yourself, provided you have the right tools and follow safety precautions. Most laptops, including the Dell Latitude series, have accessible compartments for battery replacement, usually requiring minimal tools. However, if you are unfamiliar with computer hardware, seeking help from a technician can help avoid any damage to your laptop. -
Pregunta:
What are the compatible models for the CMOS battery I need?
Respuesta: The CMOS battery in question is compatible with specific Dell Latitude models such as E5440, E5450, E6440, E6420, E7440, E7240, and several Alienware models including M18x and M18xR2. Ensuring compatibility is crucial for operation, as using an incompatible battery may lead to further issues. It's always advisable to cross-check model specifications with the product information before purchasing. -
Pregunta:
Is it safe to use third-party CMOS batteries?
Respuesta: Using third-party CMOS batteries can be safe if sourced from reputable manufacturers. Ensure that the battery matches the specifications of the original equipment. Quality batteries may offer reliable performance and longer life compared to some original components. It's crucial to read reviews and check compatibility to minimize risks for your device’s operation. -
Pregunta:
How long does a CMOS battery typically last?
Respuesta: CMOS batteries usually last anywhere from 2 to 10 years, depending on usage and power-saving settings of the laptop. Factors like regular usage, environmental conditions, and quality of the battery can affect longevity. Routine checks can help you anticipate when a replacement is due, ensuring seamless performance of your device. -
Pregunta:
What should I do after replacing the CMOS battery?
Respuesta: After replacing the CMOS battery, it's important to reset the BIOS settings back to your preferred configurations, including system time and date. This is because the new battery will reset all saved settings to factory defaults. Maintaining correct settings ensures your laptop operates reliably with user-specific configurations fully restored. -
Pregunta:
How can I prevent future CMOS battery issues?
Respuesta: To avoid future CMOS battery problems, ensure your laptop is regularly used and not left unplugged for extended periods, as power drain can lead to battery depletion. Implementing regular system checks and maintaining optimal settings can keep your device performing well. Simple practices like ensuring your laptop's power settings are efficient can aid in prolonging the life of the CMOS battery. -
Pregunta:
Where can I buy a CMOS Battery RTC Memory BIOS Battery for DELL laptops?
Respuesta: You can purchase the CMOS Battery RTC Memory BIOS Battery for your DELL Latitude or Alienware laptops from Ubuy. Ubuy offers a variety of compatible products to meet your needs. Their platform allows you to easily find the right battery for your specific laptop model, ensuring you are equipped to resolve any CMOS battery issues efficiently.
LeFix Batteries Editorial Review
The LeFix Coin Cell RCT battery replacement has received mixed reviews from customers. On the positive side, the battery works well once it's installed and is a direct replacement for the CMOS battery in Dell laptops like the Latitude e7440. The adhesive pad on the battery is also a convenient feature. However, some customers have reported issues with the battery dying after a few days, which is a cause for concern. Despite that, the majority of the reviews were very positive and the battery replacement was Considered a great buy.
Customer Reviews & Ratings
208 valoraciones de los clientes
-
5 estrella
86%
-
4 estrella
10%
-
3 estrella
2%
-
2 estrella
0%
-
1 estrella
2%
Revisar este producto
Comparte tus ideas con otros clientes
ventajas
- Works well once installed
- Direct replacement for Dell laptops
- Adhesive pad is a convenient feature
- Made in Japan
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
Pago seguro
Global Delivery
Easy Returns
Genuine Products
Product Price History
Información importante
- Limitaciones: Para los productos enviados al extranjero, ten en cuenta que cualquier garantía del fabricante puede no ser válida; las opciones de servicio del fabricante pueden no estar disponibles; los manuales del producto, las instrucciones y las advertencias de seguridad pueden no estar en los idiomas del país de destino; los productos (y los materiales que los acompañan) pueden no estar diseñados de acuerdo con las normas, especificaciones y requisitos de etiquetado del país de destino; y los productos pueden no ajustarse al voltaje del país de destino y a otras normas eléctricas (lo que requiere el uso de un adaptador o convertidor, si procede). El destinatario es responsable de asegurarse de que el producto puede ser importado legalmente al país de destino. Cuando hagas un pedido a Ubuy o a sus filiales, el destinatario es el importador registrado y debe cumplir todas las leyes y normativas del país de destino.
- No todos los productos que aparecen en Ubuy están a la venta, ya que Ubuy es un motor de búsqueda a nivel mundial. Los productos están sujetos a las normas de exportación/comercio.
CRC 7239
Haz tu pedido ahora y recíbelo por ahí Sunday, Septiembre 27
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
características y beneficios
- High-quality Japanese coin cell battery for long-lasting performance
- Durable polycarbonate plastic housing shell and ABS for high endurance
- Compact heat shrink tube for secure wire connection and longevity
- Double-sided adhesive sticky pad for convenient replacement
- Standard 2-pin and 2-wire battery connector for compatibility
- Professional packaging with anti-static bag for long life span
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.