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Laptop battery For LENOVO

LENOVO E40 E420 Battery For Lenovo E40 E420 SL410K T410i T420 E520 W520

In Stock
NZ $135

If you need to replace the LENOVO E40 E420 battery, we can help. Our high-quality LENOVO E40 E420 batteries are equipped with premium-grade cells whose advanced technology ensures reliable and long-lasting performance while providing stable and continuous charging convenience.

LENOVO E40 E420 Battery Specifications

Category: Laptop battery
Capacite: 6700mAh/72WH
Voltage: 10.8V/6cells
Type: Li-ion
Color: Black
Size: *mm(L x W x H)
Compatible battery part numbers (P/Ns): 42T4235 42T4731 42T4733 42T4737 42T4753 42T4757 51J0499 57Y4185 ASM_42T4703 ASM_42T4752 ASM_42T4756 ASM_42T4794 ASM_42T4796 FRU_42T4702 FRU_42T4751 FRU_42T4755 FRU_42T4791 FRU_42T4793 FRU_42T4795 FRU_42T4797 FRU_42T4817 FRU_42T4819 45N1006
Supports the following Models: Lenovo ThinkPad T420 T420i T430 T430i T510
ThinkPad E40 ThinkPad E50 ThinkPad Edge 0578-47B
ThinkPad Edge 14inch ThinkPad Edge 14inch 05787UJ ThinkPad Edge 14inch 05787VJ
ThinkPad Edge 14inch 05787WJ ThinkPad Edge 14inch 05787XJ
ThinkPad Edge 14inch 05787YJ
ThinkPad Edge 15inch ThinkPad L410 ThinkPad L412
ThinkPad L420 ThinkPad L421 ThinkPad L510
ThinkPad L512 ThinkPad L520 ThinkPad SL410 2842
ThinkPad SL410 2874 ThinkPad SL410 Series ThinkPad SL410k 2842
ThinkPad SL510 2847 ThinkPad SL510 2875 ThinkPad SL510 Series
ThinkPad T410 ThinkPad T410i ThinkPad T420
ThinkPad T510 ThinkPad T510i ThinkPad T520
ThinkPad T520i ThinkPad W510 ThinkPad W520
Important Notice Before Purchase: Please carefully verify the battery image, part number (P/N), and device model before placing your order. To ensure compatibility, check the label on your existing battery and confirm that the part number (P/N) matches one listed above. If your battery's part number is not listed, please email me — I'll be happy to assist you in finding the correct battery for your device.

LENOVO E40 E420 Replacement Battery Description

LENOVO E40 E420 - Product battery

High-Capacity Battery Life

Enjoy extended usage time with our high-capacity battery E40 E420, designed to support your device through long hours. This E40 E420 battery delivers reliable power without frequent recharging.

Safety Features

Built with multiple layers of protection, including overcharge, over-discharge, short-circuit, and temperature control safeguards. Our E40 E420 battery meets international safety standards to ensure stable performance and peace of mind during daily use.

Cycle Life & Durability

Engineered for longevity, this E40 E420 battery maintains over 80% of its original capacity even after hundreds of charge cycles. With premium-grade cells and reinforced casing, it offers consistent performance and durability for long-term use.

Privacy Policy & Security

Laptop-battery.co.nz collects only the information required to process your order which is kept completely confidential and is not sold or distributed to anyone. Credit card numbers are automatically deleted after being processed by your bank. Our secure server software (SSL) encrypts all of your personal

Shipping Information

Processing Time: Orders are typically processed within 1–2 business days after payment confirmation.

Shipping Methods: such as NZ Post, EMS, DHL, and FedEx.

Estimated Delivery Time: New Zealand & Australia: 7–20 business days.

Tracking: Once your order is shipped, a tracking number will be provided via email so you can monitor your delivery status in real time.

Return Policy

All products come with a 30-day no-questions-asked return policy and a 1-year warranty. However, a Return Authorization Number (RMA) must be obtained before sending the item back to our warehouse.

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