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header-product MITSU Laptop Battery for HP EliteBook 840, 850, 755, G3, 4000 mAh, 11.4V
30.49 €

MITSU Laptop Battery for HP EliteBook 840, 850, 755, G3, 4000 mAh, 11.4V

MITSU Battery for HP EliteBook 840 850 755 G3 Photo 1
MITSU Battery for HP EliteBook 840 850 755 G3 Photo 2
MITSU Battery for HP EliteBook 840 850 755 G3 Photo 3
MITSU Battery for HP EliteBook 840 850 755 G3 Photo 4
MITSU Battery for HP EliteBook 840 850 755 G3 Photo 5
MITSU Battery for HP EliteBook 840 850 755 G3 Photo 6
MITSU Battery for HP EliteBook 840 850 755 G3 Photo 7
MITSU Battery for HP EliteBook 840 850 755 G3 Photo 8
MITSU Battery for HP EliteBook 840 850 755 G3 Photo 9
MITSU Battery for HP EliteBook 840 850 755 G3 Photo 10
MITSU Battery for HP EliteBook 840 850 755 G3 Photo 1
MITSU Battery for HP EliteBook 840 850 755 G3 Photo 2
MITSU Battery for HP EliteBook 840 850 755 G3 Photo 3
MITSU Battery for HP EliteBook 840 850 755 G3 Photo 4
MITSU Battery for HP EliteBook 840 850 755 G3 Photo 5
MITSU Battery for HP EliteBook 840 850 755 G3 Photo 6
MITSU Battery for HP EliteBook 840 850 755 G3 Photo 7
MITSU Battery for HP EliteBook 840 850 755 G3 Photo 8
MITSU Battery for HP EliteBook 840 850 755 G3 Photo 9
MITSU Battery for HP EliteBook 840 850 755 G3 Photo 10
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MITSU Laptop Battery for HP EliteBook 840, 850, 755, G3, 4000 mAh, 11.4V

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MITSU Laptop Battery for HP EliteBook 840, 850, 755, G3, 4000 mAh, 11.4V

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Short description

High-quality MITSU replacement battery designed for HP EliteBook 840, 850, 755, and G3 series laptops. This lithium-polymer battery features a capacity of 4000 mAh and a voltage of 11.4V, providing reliable power for mobile computing. It is an ideal solution for restoring laptop performance and extending battery life, ensuring compatibility with specified HP models for safe and efficient operation.
Available at price 30.49 €: 9 pcs.
Total available for order: 18 pcs.
Warranty: 1 Year
SKU: 3054129
Manufacturer: MITSU
free shipment

Cheapest delivery:

Venipak Pickup LV, Venipak Locker LV

Pick-up points

Venipak Pickup LV

Venipak Locker LV

Cost

1.89 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
08.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
13.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 €
Parcel couriers
Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Latvijas Pasts nodaļa
13.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
payment
Payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay
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Product information

Description

The MITSU laptop battery is a high-quality replacement power source specifically engineered for compatibility with HP EliteBook 840, 850, 755, and G3 series laptops. Designed to meet rigorous performance standards, this lithium-polymer battery provides a stable and reliable power supply for your mobile computing needs, effectively restoring your device's original runtime and efficiency.

Advantages

This replacement battery offers a seamless fit and reliable performance, ensuring that your laptop operates as intended without unexpected shutdowns. By utilizing advanced lithium-polymer technology, it provides a consistent energy output and maintains a stable voltage, which is essential for protecting your laptop's internal components. The high-capacity design allows for extended periods of unplugged use, making it an excellent choice for professionals who require consistent power throughout the workday.

Suitable for

  • HP EliteBook 840 series laptops
  • HP EliteBook 850 series laptops
  • HP EliteBook 755 series laptops
  • HP EliteBook G3 series laptops

This battery may not be suitable for laptop models outside of the specified HP EliteBook series. It is also not intended for use in devices requiring a different voltage or physical connector configuration, as attempting to install an incompatible battery can lead to hardware damage or safety risks.

Key specifications

  • Capacity: 4000 mAh
  • Voltage: 11.4V
  • Technology: Lithium-polymer
  • Compatibility: HP EliteBook 840, 850, 755, G3 series

How to use

To install the battery, first ensure that your laptop is completely powered off and disconnected from the AC adapter. Carefully remove the bottom cover of your laptop to access the battery compartment. Disconnect the old battery connector from the motherboard, remove the securing screws, and lift the old battery out. Place the new MITSU battery into the designated slot, secure it with the screws, and firmly connect the power cable to the motherboard. Replace the bottom cover and charge the battery fully before the first use.

What to consider before purchase

  • Verify your specific laptop model number to ensure compatibility.
  • Check the voltage and capacity requirements of your original battery.
  • Ensure you have the necessary tools for opening your laptop chassis.
Usage recommendations: For optimal battery health, avoid letting the charge drop to zero percent frequently. It is recommended to perform a full charge cycle occasionally and keep the laptop in a cool, well-ventilated environment during operation to prevent overheating.

Description

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Stock data
Warehouse Stock Delivery to the store Store Price
EU1 9 08.07.2026 Best delivery 30.49 € Best price
WH356 9 14.07.2026 37.99 €
30.49 €
Stock: 9
Delivery Date: 08.07.2026 Best delivery
Warehouse: EU1
37.99 €
Stock: 9
Delivery Date: 14.07.2026
Warehouse: WH356

Customer reviews

Customer questions

FAQ

How much does the MITSU Battery for HP EliteBook 840 850 755 G3 cost, and is it available for purchase?

The price is 30.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 18 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 08.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All MITSU products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized MITSU service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Fast Delivery Get your orders as quickly as possible — right to your door, parcel lockers, or pickup points across Latvia and the EU.
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Secure Payment Pay the way you prefer: cash, VISA, MasterCard, Apple Pay, Google Pay, bank transfer, or 0% installment plan.
warranty
Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.