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Capacity
0.03 Ah
9.8 Ah
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3.8 V
15.48 V
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(1,114)
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Laptop Batteries

When your laptop battery is showing signs of failing and slowing down, you need a new laptop battery. Laptop batteries are helpful as a backup power source. What should you look out for when choosing a laptop battery? Read on and find out.

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Laptop Batteries - Original or Compatible?

When choosing a laptop battery, you can choose between the original battery or a compatible battery. Let's see how they differ.

  • Original batteries are manufactured directly by the laptop manufacturer. They tend to be more expensive, but always offer 100% compatibility.
  • Compatible batteries are any other batteries that are suitable for your laptop but have not been made by the laptop manufacturer. A compatible battery is usually cheaper than an original battery while having similar characteristics.

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You don't have to worry about the availability of original batteries. We have laptop batteries for Lenovo, HP, Asus, and, of course, we also have batteries for Acer, Dell and MSI.

Which Parameters Are Important When Choosing Laptop Batteries?

The most critical parameters of a laptop battery are obviously compatibility. Always check that the battery has been designed for your laptop model. Don't underestimate the other parameters and features of batteries - an improperly chosen battery could irreversibly damage your computer.

Laptop Batteries - Battery Type

The type of laptop battery indicates what material has been used as the source of electrical voltage. The most common are lithium and NiMH batteries.

  • Li-Ion laptop batteries are lightweight and long-lasting. They do not suffer from the memory effect.
  • NiMH laptop batteries are cheaper than Li-Ion batteries. They suffer from the memory effect. Today they are hardly used anymore.

The memory effect refers to a condition in which the battery discharges spontaneously during an extended outage.

The Capacity and Number of Cells of Laptop Batteries

The capacity for batteries for laptops is given in milliampere hours (mAh). In general, more capacity means more endurance. A multi-cell battery usually has a longer lifetime. This is due to the distribution of the load between the individual cells.

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How Long will the Laptop Battery Keep Going?

We can calculate the expected battery life if we know the battery capacity. Battery manufacturers often include a Wh (watt-hour) figure in addition to the mAh to make it easier to calculate battery life.

Example: calculation for a 60 Wh battery

Battery power of (40 Wh) ÷ Laptop power consumption of (15 W for office work) = 6 hours

How to Use Laptop Batteries Properly?

A laptop battery is a consumable item with a limited lifespan. However, if used correctly, you can significantly extend the service life of your laptop battery. Here are some tips to keep your laptop battery in good shape.

  • Don't overheat your laptop. Please do not leave it near a heater or in the sun. Low temperatures are not suitable either.
  • Don't overdo it. Extremes such as constant connection to a power source or frequent discharges down to 0% are not conducive to long battery life.
  • Give attention to sleep mode. If you can, turn the laptop off from time to time and let the battery "rest".
  • Do you have a new battery selected? Also look at laptop adapters.

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2,616 Results
1,542,-
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In stock 3 pcs at the supplier's
Order Code: T6nab1249
T6 Power for Fujitsu Siemens LifeBook E557, Li-Ion, 10.8 V, 5200 mAh (56 Wh), black
Laptop Battery - designed for FUJITSU LifeBook E series, Lithium-ion (Li-ion), 5,2 Ah
1,542,-
Buy
In stock 3 pcs at the supplier's
Order Code: T6nab1237
T6 Power for Fujitsu Siemens LifeBook E546, Li-Ion, 10.8 V, 5200 mAh (56 Wh), black
Laptop Battery - designed for FUJITSU LifeBook E series, Lithium-ion (Li-ion), 5,2 Ah
1,542,-
Buy
In stock 3 pcs at the supplier's
Order Code: T6nab1233
T6 Power for Dell Latitude E7270, Li-Poly, 7.6 V, 7200 mAh (55 Wh), black
Laptop Battery - designed for Dell Latitude E7270, Li-pol, 7,2 Ah
1,568,-
Buy
In stock > 5 pcs at the supplier's
Order Code: T6nab1054
T6 Power Acer Aspire ES1-711, E5-721, V3-371, 3150mAh, 48Wh, 4cell, Li-ion, type B
Laptop Battery - designed for ACER Aspire 5 A515-54 and ACER Aspire 5 A515-54G, Lithium-ion (Li-ion), 3,15 Ah
1,313,-
Buy
In stock > 5 pcs at the supplier's
Order Code: T6nab0448
T6 Power for Asus R556LF, Li-Poly, 7.5 V, 4700 mAh (35 Wh), black
Laptop Battery - designed for ASUS R556LF, Li-pol, 4,7 Ah
1,142,-
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In stock > 5 pcs at the supplier's
Order Code: T6nab0797
1,290,-
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In stock > 5 pcs at the supplier's
Order Code: T6nab0345
T6 Power for laptop Asus 0B200-02960500, Li-Poly, 11.52 V, 3650 mAh (42 Wh), black
Laptop Battery - designed for ASUS X430FA, ASUS X430FN, ASUS X430UA, ASUS X430UF, ASUS X430UN and ASUS X571GD, Li-pol, 3,65 Ah
1,290,-
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In stock > 5 pcs at the supplier's
Order Code: T6127418
1,290,-
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In stock > 5 pcs at the supplier's
Order Code: T6127398
Discounted -10 % 1,767,- 1,979,-
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In stock > 5 pcs at the supplier's
Order Code: T6127334
Discounted -10 % 1,767,- 1,979,-
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In stock > 5 pcs at the supplier's
Order Code: T6127317
1,757,-
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In stock > 5 pcs at the supplier's
Order Code: T6ntb445
1,459,-
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In stock > 5 pcs at the supplier's
Order Code: T6ntb308
Discounted -26 % 1,459,- 1,979,-
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In stock > 5 pcs at the supplier's
Order Code: T6ntb321
1,358,-
Buy
In stock > 5 pcs at the supplier's
Order Code: T6ntb009
T6 Power for Hewlett Packard HSTNN-I33C-4, Li-Poly, 11.4 V, 4400 mAh (50 Wh), black
Laptop Battery - designed for Elitebook 745 G3, EliteBook 755 G3, EliteBook 840 G3, EliteBook 850 G3, HP ZBook 15u G3 and HP ZBook 15u G3, Li-pol, 4,4 Ah
1,216,-
Buy
In stock > 5 pcs at the supplier's
Order Code: NTBmhbat214
1,284,-
Buy
In stock > 5 pcs at the supplier's
Order Code: NTBmhbat255
T6 Power for Dell Latitude E5270, Li-Poly, 7.6 V, 8100 mAh (62 Wh), black
Laptop Battery - designed for DELL Latitude E5270, Li-pol, 8,1 Ah
1,568,-
Buy
In stock > 5 pcs at the supplier's
Order Code: NTBmhbat115
1,851,-
Buy
In stock 1 pcs at the supplier's
Order Code: MPbatntb576
T6 Power for Asus TUF FX505GT, Li-Poly, 4212 mAh (48 Wh), 11.4 V
Laptop Battery - designed for ASUS TUF FX505GT, Li-pol, 4,212 Ah
Discounted -24 % 1,325,- 1,759,-
Buy
In stock > 5 pcs at the supplier's
Order Code: TPontb066
T6 Power for Dell Inspiron 15 5565, Li-Ion, 3680 mAh (42 Wh), 11.4 V
Laptop Battery - designed for Dell Inspiron 5565, Lithium-ion (Li-ion), 3,68 Ah
1,154,-
Buy
In stock > 5 pcs at the supplier's
Order Code: T6Pnbat020
T6 power Acer Extensa 5235, 5635 series, 5200mAh, 58Wh, 6cell
Laptop Battery - designed for EMACHINES E528, EMACHINES E728, PACKARD BELL EasyNote NJ31, PACKARD BELL EasyNote NJ32, PACKARD BELL EasyNote NJ65 and PACKARD BELL EasyNote NJ66, Lithium-ion (Li-ion), 5,2 Ah
1,290,-
Buy
In stock 1 pcs at the supplier's
Order Code: T6Pmix181
T6 power Asus VivoBook S551L, R551L, K551L, V551L series, 4400mAh, 49Wh, 3cell, Li-pol
Laptop Battery - designed for ASUS K551LA, ASUS K551LB, ASUS K551LN, ASUS R551LA, ASUS R551LB, ASUS R551LN, ASUS S551LA, ASUS S551LB, ASUS S551LN, ASUS V551LA, ASUS V551LB and ASUS V551LN, Li-pol, 4,4 Ah
1,318,-
Buy
In stock > 5 pcs at the supplier's
Order Code: T6Pmix149
T6 Power for Lenovo Legion 5 15ARH7H, 5 15IAH7H, 5 Pro 16ARH7H, 5182 mAh, 80 Wh, 4cell, Li-poly
Laptop Battery - designed for Legion 5 15ARH7, Legion 5 15ARH7 82RE, Legion 5 15ARH7H, Legion 5 15ARH7H 82RD, Legion 5 15IAH7, Legion 5 15IAH7 82RC, Legion 5 15IAH7H, Legion 5 15IAH7H 82RB, Legion 5 15IAH7H 82TB, Legion 5 Pro 16ARH7, Legion 5 Pro 16ARH7 82RY, Legion 5 Pro 16ARH7H, Legion 5 Pro 16ARH7H 82RG, Legion 5 Pro 16IAH7, Legion 5 Pro 16IAH7 82S0, Legion 5 Pro 16IAH7H and Legion 5 Pro 16IAH7H 82RF, Li-pol, 5,182 Ah
1,833,-
Buy
In stock > 5 pcs at the supplier's
Order Code: LENbat021
In the category Laptop Batteries on Alza.cz, we currently have a total of 2616 products, which you can easily buy online and get quickly delivered. See all of your purchases and make orders on our easy-to-use app.
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