How do I find the correct laptop battery for my device?

Check your laptop’s owner’s manual or the label on the bottom of your device for the brand and exact model number. Then verify the part number printed on your original battery to ensure compatibility.

Where is the battery part number located?

Shut down your laptop, remove the battery, and read the label printed directly on the battery. That part number is the most reliable way to confirm compatibility.

Are different battery voltages interchangeable?

No. A battery rated 11.1V is not compatible with one rated 14.8V. Always match the voltage on your original battery. Note: 10.8V equals 11.1V, and 14.4V equals 14.8V.

What should I compare before ordering a replacement battery?

Compare the size, connector type, latch position, and orientation of your original battery with the product photos and specifications on DrBattery.com.

Can I use device model numbers instead of part numbers?

You can, but battery part numbers are more precise. A single device model can support multiple battery types, so confirming with the battery’s printed part number is best.

45N1754 45N1755 Lenovo ThinkPad E450 E450C E455 E460 E465 E475 E470 E460C 45N1752 45N1753 45N1755 45N1756 45N1757 [11.3V] Laptop Battery Replacement

Lenovo 45N1754 45N1755 Battery for Lenovo ThinkPad E450 E450C E455 E460 E465 E475 E470 E460C Series 45N1752 45N1753 45N1755 45N1756 45N1757 [11.3V] Compatible Battery

£58.00 GBP inc. VAT

Minimum Qty	Discount
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Buy 10 +	Price with 20% off: £46.40

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Product variants

Product Info

Type Laptop Battery
SKU LLN274-db-001
Capacity 4200mAh / 47Wh
Cell Type Conventional Li-polymer
Warranty 1 Year
Shipping Free Shipping

Description
Specification

COMPATIBLE LAPTOP MODELS

Lenovo ThinkPad Series:

E450 | E450 20DC003FUS | E450 20DC003JUS | E450 20DC003KUS | E450 20DC003LUS | E450 20DC003MUS | E450 20DC003NUS | E450 20DC003PUS | E450 20DC003QUS | E450 20DC003RUS | E450 20DC003SUS | E450 20DC003TUS | E450 20DC003UUS | E450 20DC003VUS | E450 20DC003WUS | E450 20DC003XUS | E450 20DC003YUS | E450 20DC0040US | E450 20DC0041US | E450 20DC0042US | E450 20DC0043US | E450 20DC0044US | E450 20DC0045US | E450 20DC0046US | E450 20DC0047US | E450 20DC0048US | E450 20DC0049US | E450 20DC004CUS | E450 20DC004DUS | E450 20DC004EUS | E450 20DC004FUS | E450 20DC004GUS | E450 20DC004HUS | E450 20DC004JUS | E450 20DC004KUS | E450 20DC004LUS | E450 20DC004MUS | E450 20DC004NUS | E450 20DC004PUS | E450 20DC004QUS | E450 20DC004SUS | E450 20DC004TUS | E450 20DC004UUS | E450 20DC004VUS | E450 20DC004WUS | E450 20DC004XUS | E450 20DC004YUS | E450 20DC0050US | E450 20DC0051US | E450 20DC0099US | E450 20DC00AVUS | E450 20DC00AWUS | E450 20DC00AXUS | E450 20DC00AYUS | E450 20DC00B0US | E450 20DC00B1US | E450 20DC00B2US | E450 20DC00BVUS | E450 20DC00BWUS | E450 20DC00BXUS | E450 20DC00BYUS | E450 20DC00C0US | E450 20DC00C8 | E450 20DC00C9 | E450 20DCA001CD | E450 20DCA002CD | E450 20DCA003CD | E450 20DCA00BCD | E450 20DCA00CCD | E450 20DCA00FCD | E450 20DCA00UCD | E450 20DCA00YCD | E450 20DCA01HCD | E450 20DCA01JCD | E450 20DCA01KCD | E450 20DCA01LCD | E450 20DCA01MCD | E450 20DCA01NCD | E450 20DCA01PCD | E450C | E450C 20EH0000CD | E450C 20EH0001CD | E450C 20EHA000CD | E450C 20EHA001CD | E450C 20EHA002CD | E450C 20EHA003CD | E450C 20EHA007CD | E450C 20EHA008CD | E450C 20EHA00DCD | E450C 20EHA00JCD | E450C 20EHA00SCD | E455 | E455 20DE0003CD | E455 20DE000BCD | E455 20DE000ECD | E455 20DE0016US | E455 20DE0017US | E455 20DE0018US | E455 20DE0019US | E455 20DE001AUS | E455 20DE001BUS | E455 20DE001CUS | E455 20DE001DUS | E455 20DE001EUS | E455 20DE001FUS | E455 20DE001GUS | E455 20DE001HUS | E455 20DE001JUS | E455 20DE001KUS | E455 20DE001LUS | E455 20DE001MUS | E455 20DE001NUS | E455 20DE001PUS | E455 20DE001QUS | E455 20DE001RUS | E455 20DE001UUS | E455 20DE001VUS | E455 20DE001WUS | E455 20DE001XUS | E455 20DEA003CD | E455 20DEA005CD | E455 20DEA006CD | E455 20DEA00MCD | E455 20DEA00VCD | E455 20DEA00WCD | E460 | E460 20ET000C | E460 20ET000YUS | E460 20ET0010US | E460 20ET0011US | E460 20ET0012US | E460 20ET0013US | E460 20ET0014US | E460 20ET0015US | E460 20ET0016US | E460 20ET0017US | E460 20ET0018US | E460 20ET0019US | E460 20ET001AUS | E460 20ET001BUS | E460 20ET001CUS | E460 20ET003A | E460 20ET003B | E460 20ET003C | E460 20ET003D | E460 20ET003E | E460 20ET003F | E460 20ET003G | E460 20ET003H | E460 20ET003J | E460 20ET003K | E460 20ET003L | E460 20ET003M | E460 20ET003YCD | E460 20ET0040CD | E460 20ET0044CD | E460 20ET0045CD | E460 20ETA00DCD | E460 20ETA00ECD | E460 20ETA00GCD | E460 20ETA00HCD | E460 20ETA011CD | E460 20ETA013CD | E460 20ETA014CD | E460 20ETA016CD | | E465 20EX0008US | E465 20EX0009US | E465 20EX000AUS | E465 20EX000BUS | E465 20EX000CUS | E465 20EX000DUS | E465 20EX000EUS | E465 20EX0018 | E465 20EX0018xx | E465 20EX0019 | E465 20EX0019xx | E465 20EX001A | E465 20EX001Axx | E465 20EX001B | E465 20EX001Bxx | E465 20EX001C | E465 20EX001Cxx | E465 20EX001D | E465 20EX001Dxx | E465 20EX001E | E465 20EX001Exx | E465 20EX001F | E465 20EX001Fxx | E465 20EX001G | E465 20EX001Gxx | E465 20EX001JUS | E465 20EX001KUS | E465 20EX001LUS | E465 20EX001MUS | E465 20EX001NUS | E465 20EX001PUS | E465 20EX001QUS | E465 20EX001RUS | E475 20H40006US | E475 20H40007US | E475 20H40008US | E475 20H40009US

COMPATIBLE ORIGINAL BATTERY NUMBERS

Lenovo:

45N1752 | 45N1753 | 45N1754 | 45N1755 | 45N1756 | 45N1757

REMARKS
- Please confirm your laptop model and battery number before placing an order
Product Type: Replacement Laptop Battery

Condition: New

Cell Type: Conventional Li-polymer

Capacity: 4200mAh / 47Wh

Device Voltage: 11.3V

Product Type:	Replacement Laptop Battery
Condition:	New
Cell Type:	Conventional Li-polymer
Capacity:	4200mAh / 47Wh
Device Voltage:	11.3V

Laptop Battery FAQs How To Find The Correct Battery?

How can I extend laptop battery life through settings?

Use Battery Saver or Power Saver mode to minimize background activity and reduce screen brightness. Choose energy-efficient power plans instead of “Balanced” or “High Performance”.

Does reducing screen brightness really help my battery last longer?

Yes. The display is one of the largest power drains. Lowering brightness can significantly conserve battery life.

Will closing unused apps and tabs improve battery life?

Yes. Idle apps and browser tabs continue consuming power. Closing them reduces background activity and extends runtime.

Is keeping my laptop cool important for battery longevity?

Absolutely. Heat accelerates battery wear. Use your laptop on hard surfaces, keep vents clean, and consider a cooling pad during heavy use.

What’s the ideal battery charge range for long-term health?

Keep the battery between 20% and 80% whenever possible. Avoid full discharges or keeping it at 100% constantly.

Are regular OS and driver updates important?

Yes. Updates often include power efficiency improvements, helping your system run more smoothly and save battery.

Should I unplug unused peripherals to save power?

Yes. Devices like external drives, USB accessories, and Bluetooth peripherals draw power even when idle. Disconnect them when not needed.

Is shutting down better than sleep for battery conservation?

Yes. Sleep still draws some power. Shutting down completely conserves the most battery during long idle periods.

Can hibernation extend battery life effectively?

Yes. Hibernation saves your session to disk and powers off completely, using no battery while preserving your work.

What quick tips help in a battery pinch?

Turn off Wi-Fi and Bluetooth when not in use, close background apps, use dark mode, and enable power-saving display settings.

Choosing the correct replacement battery or adapter is critical for safety, performance, and compatibility. DrBattery.com carries over 120,000 compatible models and part numbers for major laptop brands. Follow these steps before placing your order:

1. Check Your Device Information

Look at your device’s owner’s manual or label on the bottom of your laptop. Both should show the brand and exact model number.
If you are buying an adapter, confirm the model number, input voltage, and current listed on your device label.

2. Verify the Original Battery Part Number

Always shut down your laptop before removing the original battery. On the battery label, you will find a part number. This part number is the most reliable way to ensure compatibility.

3. Recognize Common Part Number Formats

Major manufacturers use standard codes. Here are some examples:

HP / Compaq:
123456-001

Sony:
PCGA-BP12, VGP-BP1

Dell:
312-1234, 1234P

IBM / Lenovo:
02K1234, 08K1234

Toshiba:
PA1234U-1BRS

4. Compare the Physical Details

Check the size, connector type, latch position, and orientation of your original battery. Compare these details with the product photos on our website before ordering.

5. Watch Out for Voltage Differences

Some models have two different voltage options — for example, 11.1V vs. 14.8V. They are NOT interchangeable. Always confirm the voltage printed on your original battery.

A Li-Ion battery labeled 10.8V is the same as one labeled 11.1V.
A Li-Ion battery labeled 14.4V is the same as one labeled 14.8V.

Example Battery Labels

Example laptop bottom label with model number

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