BTI Replacement Battery for Lenovo Thinkpad T470 T480 T570 T580 P51S A475 replacing OEM part number 4X50M08811 61+ // 10.8V 4400mAh

BTI Replacement Battery for Lenovo Thinkpad T470 T480 T570 T580 P51S A475 replacing OEM part number 4X50M08811 61+ // 10.8V 4400mAh

Brand BTI

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£56.99

Free delivery

You save £6.76 (11%)

4 offers at 4 retailers

Listed since 17 April 2026

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Description

Lithium Polymer (LiPo). 4400 mAh 48 Wh. 10.8 V. Brand compatibility: Lenovo. Black. Number of batteries included: 1 pc(s). Battery Technology, Inc. (BTI) is a global supplier of replacement batteries & AC power adapters for notebook computers; batteries for digital cameras, PDA's and other mobile devices and batteries for APC?UPS systems. With production facilities in California and Hong Kong, BTI maintains an unparalleled level of product availability for customers in North America while forecasting and managing the timely delivery of finished goods worldwide.. BTI specializes in the design, manufacturing and distribution of rechargeable batteries and power related products. Our Research & Development team consists of experienced engineers and technicians who release an average of 75 new notebook computer battery models each year. BTI has made a significant investment in custom circuit design and has circuit board level SMT production capabilities. Extensive knowledge and training in rechargeable lithium ion & lithium polymer battery development, combined with the use of UL certified components, has enabled BTI to develop a safe and reliable line of power products.. Features. Brand compatibility. Lenovo. Product colour. Black. Battery voltage. 10.8 V. Number of battery cells. 6. Battery capacity. 4400 mAh. Battery technology. Lithium Polymer (LiPo). Certificates. Certification. CE. Packaging data. Quantity per pack. 1 pc(s). Number of batteries included. 1 pc(s). leaflet. Origin Eco. Origin Promo

Full specifications

Marque BTI
Référence fabricant ln4x50m08811bti
EAN 5056006172161

The BTI Replacement Battery for Lenovo Thinkpad T470 T480 T570 T580 P51S A475 replacing OEM part number 4X50M08811 61+ // 10.8V 4400mAh in its market context in 2026

The BTI Replacement Battery for Lenovo Thinkpad T470 T480 T570 T580 P51S A475 replacing OEM part number 4X50M08811 61+ // 10.8V 4400mAh is one of the most searched products in the Informatique category in 2026. Offered by BTI, it is aimed at those looking for a reliable product at the best price. Our comparison tool lists all available offers from partner retailers to help you make the right choice without overspending. Comparison is free and requires no registration. In a few seconds, you can access all current offers to find the most competitive price.

BTI: what this model offers

What buyers remember about the BTI Replacement Battery for Lenovo Thinkpad T470 T480 T570 T580 P51S A475 replacing OEM part number 4X50M08811 61+ // 10.8V 4400mAh: consistent quality, intuitive use and a price that stays within market norms for this level of performance. The positioning of BTI on the Informatique segment ensures access to spare parts and a structured after-sales service, which matters greatly in the long run. A solid choice in 2026, whether for a new purchase or to replace a failing device. Also discover the BTI Replacement 3 cell battery for DELL LATITUDE 5400 5500 5501 5401 5400 5411 5410 PRECISION 3541 3540 3550 7591 2-IN-1 42Whr from the same brand for a second level of comparison.

The strengths that really make a difference

What truly differentiates the BTI Replacement Battery for Lenovo Thinkpad T470 T480 T570 T580 P51S A475 replacing OEM part number 4X50M08811 61+ // 10.8V 4400mAh from other products in the Informatique category comes down to a few concrete points: the build quality typical of BTI, its availability from many retailers and accessible after-sales support. These criteria, often decisive for buyers, favour this model over alternatives on the market in 2026. Compare with the BTI 5B11C94112 compatible 38Wh 2-cell battery for LENOVO V14 G4 if you wish to explore other models from the brand.

What you need to know before buying

Before buying the BTI Replacement Battery for Lenovo Thinkpad T470 T480 T570 T580 P51S A475 replacing OEM part number 4X50M08811 61+ // 10.8V 4400mAh, check the following points: stock availability at your chosen retailer, the returns policy, warranty period and delivery charges. These details are accessible from our offers table at the top of this page. BTI generally offers a well-structured after-sales network for the Informatique category.

Market price ranges in 2026

RangeIndicative price
Entry-levelUnder 384300 £
Mid-range384300 £ to 896710 £
High-endOver 896710 £

Comparing prices before buying the BTI Replacement Battery for Lenovo Thinkpad T470 T480 T570 T580 P51S A475 replacing OEM part number 4X50M08811 61+ // 10.8V 4400mAh can save you between £10 and £40 depending on the retailer and the time of year. Use Compiral to never overpay for your online purchases. The 4 offers listed on this page all come from verified retailers with sales conditions compliant with consumer protection law.

Frequently asked questions about BTI Replacement Battery for Lenovo Thinkpad T470 T480 T570 T580 P51S A475 replacing OEM part number 4X50M08811 61+ // 10.8V 4400mAh

Is there a refurbished version of the BTI Replacement Battery for Lenovo Thinkpad T470 T480 T570 T580 P51S A475 replacing OEM part number 4X50M08811 61+ // 10.8V 4400mAh?

Refurbished versions of the BTI Replacement Battery for Lenovo Thinkpad T470 T480 T570 T580 P51S A475 replacing OEM part number 4X50M08811 61+ // 10.8V 4400mAh may be available from certain Compiral partner retailers. These refurbished products allow you to save between 20% and 40% compared to the new price while still benefiting from a warranty. Check availability in our offers table and review the warranty conditions offered by the retailer.

When do prices for the BTI Replacement Battery for Lenovo Thinkpad T470 T480 T570 T580 P51S A475 replacing OEM part number 4X50M08811 61+ // 10.8V 4400mAh drop during the year?

Prices for the BTI Replacement Battery for Lenovo Thinkpad T470 T480 T570 T580 P51S A475 replacing OEM part number 4X50M08811 61+ // 10.8V 4400mAh typically drop during Black Friday (November), the January sales and the summer sales (July). Promotional deals are also common around Cyber Monday and the holiday season. Our price history lets you spot trends and assess whether a price drop is likely soon in the Informatique category.

Is delivery free for the BTI Replacement Battery for Lenovo Thinkpad T470 T480 T570 T580 P51S A475 replacing OEM part number 4X50M08811 61+ // 10.8V 4400mAh at all retailers?

Free delivery is not guaranteed for the BTI Replacement Battery for Lenovo Thinkpad T470 T480 T570 T580 P51S A475 replacing OEM part number 4X50M08811 61+ // 10.8V 4400mAh at every retailer. Some include it in their price, others charge separately. On Compiral, use the free delivery filter to display only offers with free postage. The total price shown in our table always includes delivery costs for a true cost comparison.

How do I return the BTI Replacement Battery for Lenovo Thinkpad T470 T480 T570 T580 P51S A475 replacing OEM part number 4X50M08811 61+ // 10.8V 4400mAh if I am not satisfied?

You have a 14-day right of withdrawal for any online purchase, applicable to the BTI Replacement Battery for Lenovo Thinkpad T470 T480 T570 T580 P51S A475 replacing OEM part number 4X50M08811 61+ // 10.8V 4400mAh regardless of the retailer. Precise return conditions vary by retailer: check their returns policy before buying. Statutory consumer rights protect you in the event of a defect discovered after delivery.

Is the BTI Replacement Battery for Lenovo Thinkpad T470 T480 T570 T580 P51S A475 replacing OEM part number 4X50M08811 61+ // 10.8V 4400mAh worth its price in 2026?

In 2026, the BTI Replacement Battery for Lenovo Thinkpad T470 T480 T570 T580 P51S A475 replacing OEM part number 4X50M08811 61+ // 10.8V 4400mAh is listed from £56.99 at our partner retailers. This price is consistent with the positioning of BTI in the Informatique category. To judge whether this price is currently attractive, check the price history on our product page. Also compare the total price including delivery to avoid any surprises at checkout.

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