UK to EU Shipping: We will dispatch all EU orders from Belgium. NO HASSLE, NO TAX, NO DUTY, NO EXTRA CHARGES UK to USA Delivery, No Hassle, Directly from the manufacturer. UK to Australia & New Zealand Shipping: We will dispatch all Orders from Australia. NO HASSLE, NO TAX, NO DUTY, NO EXTRA CHARGES UK to EU Shipping: We will dispatch all EU orders from Belgium. NO HASSLE, NO TAX, NO DUTY, NO EXTRA CHARGES UK to USA Delivery, No Hassle, Directly from the manufacturer. UK to Australia & New Zealand Shipping: We will dispatch all Orders from Australia. NO HASSLE, NO TAX, NO DUTY, NO EXTRA CHARGES

Categories

BTI 451-BCKB 15.2V notebook battery showing full label and connector port
BTI 451-BCKB 15.2V notebook battery showing full label and connector port

Battery Technology 451-BCKB 4250mAh 15.2V Battery

In Stock

New

UK Free Shipping UK Free Shipping over £249

$74.99 exc. VAT Note: VAT will be charged for UK & EU Countries at checkout. For Zero VAT (for EU buyers), please provide a VAT number at checkout.

Buy 5 or More Units - Unlock Priority Discounts!
Buy 20 or More Units - Get Exclusive Volume Discounts!


Also Support: Google & Apple Pay

Are you a reseller or placing a large order?
We're happy to offer Special Pricing tailored to your needs.
Click "Request Quote" or email us at [email protected] to get your best price today!

Add to Wishlist

Compare

Dispatch Time: Next Working Day Dispatch timelines are estimates and may vary due to unforeseen delays of 1-2 working days for small orders. Larger quantities may require additional processing time.

Product Code: BTEL-2119

MPN #: 451-BCKB-BTI

Product Condition: New

Tired of your laptop dying in the middle of an important task? The Notebook Battery gives you a reliable power source so you can keep working, studying or streaming without interruption. Designed to replace the Dell 451-BCKB unit, this 15.2 V lithium-ion pack fits perfectly into compatible notebooks and restores full battery life.

Usages of a 4250mAh Notebook Battery

This battery is ideal for daily laptop use, whether you’re attending virtual meetings, editing documents, or watching videos. Its 4250 mAh capacity provides several hours of runtime, letting you stay productive on the go without hunting for a charger.

Benefits of Battery Technology Notebook Battery
  • Longer work sessions: Extended capacity means you can finish projects without frequent recharges.
  • Reliable performance: Consistent 15.2 V output keeps your notebook running smoothly.
  • Easy replacement: Fits the same form factor as the original Dell battery for a hassle-free swap.
  • Safe chemistry: Lithium-ion technology offers stable power and built-in protection against over-charge.
  • Cost-effective: Replaces a costly OEM part with a high-quality alternative.

Battery Technology Notebook Battery

Choosing this Notebook Battery means you get a power solution that matches the original specifications while offering the peace of mind of a fresh, tested unit. You avoid the downtime and frustration of a failing battery and enjoy the freedom to work wherever you need.

The battery’s 15.2 V voltage and 68 Wh energy rating ensure your notebook runs at full performance, just as the factory-installed pack would. Its black colour blends seamlessly with most laptop designs, and the single-pack packaging makes storage simple.

Key Features of a 4250mAh Notebook Battery
  • Capacity: 4250 mAh - provides ample energy for extended use.
  • Energy: 68 Wh - delivers the power needed for demanding applications.
  • Voltage: 15.2 V - matches the original laptop requirements for stable operation.
  • Technology: Lithium-ion - offers high energy density and safety features.
  • Compatibility: Dell 451-BCKB - fits laptops that use this OEM part.
  • Colour: Black - blends with the notebook’s aesthetic.
  • Quantity: 1 pc(s) - includes a single battery ready for installation.
  • Product type: Notebook battery - designed specifically for portable computers.
  • Device type: Notebook battery - ensures proper fit and function.
  • Packaged quantity: 1 - one battery per package for easy ordering.

Specifications
Miscellaneous
Miscellaneous / Color CategoryBlack
Miscellaneous / OEM Manufacturer Battery EquivalentDell 451-BCKB
Header
Header / Product LineBTI
Header / Packaged Quantity1
Battery
Battery / Capacity4250 mAh - 68 Wh
Battery / Capacity (Wh)68Wh
Battery / Voltage Provided15.2V
Battery / Capacity (Ah)4250mAh
Battery / TechnologyLithium ion
General
General / Product TypeNotebook battery
General / Device TypeNotebook battery
General / SubcategoryBatteries
Summary Details
Number of batteries included1 pc(s)
Battery capacity3940 mAh
Battery capacity60.76 Wh
Battery technologyLithium-Ion (Li-Ion)
Battery voltage15.4 V
Product colourBlack
Downloads

Customer Reviews

Be the first to write a review

You can upload up to 3 images (JPG or PNG formats only).
Please fill the reCAPTCHA.
Please fill the reCAPTCHA.
🍪 Cookies Notice

We use cookies to ensure you get the best experience. See our Privacy Policy.