Repair of batteries for Hilti 12V NiCd / NiMh
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Regeneration Hilti 12V NiCd/NiMh

Index: Hilti-12V-NiCd

EAN: 5903940308203

In stock Available
Battery brand: Hilti
Voltage: 12V
Number of cells: 10
Cell type: NiCd/NiMh
Cell brand: Lishen / Panasonic
Warranty: 12 months / 24 months
Select a variant
Battery capacity AFTER regeneration
zł100.81
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Hilti SFB121 12V NiCd/NiMh Battery Regeneration – Professional Power for Your Tools

Have your favorite Hilti power tools lost their original punch? Is your work being constantly interrupted by the need for frequent charging? Professional Hilti SFB121 12V battery regeneration is a proven and effective way to restore your equipment to its factory-fresh performance, and in many cases, even exceed it. Instead of investing in low-quality, unreliable third-party replacements that often fail to meet safety standards, we offer a service built on engineering precision and world-class components. Our company, with over 15 years of specialized experience in the industry, guarantees that the renewal process of your battery will be carried out with meticulous attention to every technical detail.

By choosing regeneration, you are making a decision that is both economically rational and ecologically responsible. We utilize the original, high-quality housing of your Hilti battery, which is perfectly fitted to your tools and chargers. We only replace the "heart" of the battery – the worn-out cells. By using the latest high-current NiMh or NiCd cells from industry leaders, your battery gains a second life, offering stable operation even under extreme loads. This is an investment in quality that translates into real progress in your daily professional or DIY tasks, ensuring that your Hilti tools remain the reliable partners they were designed to be.

What does the Hilti SFB121 12V battery regeneration process involve?

The process of Hilti SFB121 12V battery regeneration is a complex service operation that requires a specialized technical facility and expert knowledge. We begin by carefully opening the original casing, ensuring that its mechanical structure remains intact. Next, we remove the old, depleted cell pack and perform a detailed verification of the internal components. At Lupo, safety is our absolute priority – we inspect the thermal sensors and internal connections to ensure they are fully functional and ready to communicate correctly with your Hilti charger and tool.

The next critical stage is the assembly and welding of the new cell pack. We use only brand-name, high-current cells specifically designed for power tool applications. These connections are made using professional spot-welding machines and thick nickel strips, which minimize internal resistance and prevent the battery from overheating during intensive use. Every regenerated battery undergoes rigorous final testing, including capacity measurements and load tests, which we confirm by placing a service date on the housing. This gives you the absolute certainty that you are receiving a product ready for the toughest challenges on the job site.

Why should you choose our services?

Over 15 years of experience

A guarantee of refined standards and technical knowledge you won't find anywhere else.

Top-tier Brand Cells

We work with cells from leaders like Samsung, LG, and Sanyo — ensuring real capacity and long life.

Warranty & Safety

A written warranty from 12 to 24 months is provided for every regenerated battery pack.

Fast Turnaround

We complete the regeneration within 2–5 business days, because we know your tools must work.

LiveChat Support

Our specialists are available live — before and after the service, without the wait.

Preferential Parts Pricing

New housings and electronics at attractive prices — exclusively for our regeneration customers.

This regeneration service applies to the following models:

• SFB 121
• SFB 126
• SFB 125
• SBP 12
• 12V NiCd
• 12V NiMh
• Hilti SF 121-A
• Hilti SID 121-A
Don't see your model on the list?

Don't worry, we regenerate almost every type of Hilti battery. If your designation is different, you have doubts, or your battery looks different from the photos above – contact us. Send us a photo of your battery (especially the nameplate), and we will quickly check what we can do and prepare an individual quote for you with available capacity variants.

Want to order Hilti SFB121 12V regeneration from us?

Do it by choosing one of the following options:

1
Place an order through our online store

Add the selected service to your cart. Shipping details will be provided via email after the order is placed.

2
Send us the battery with an online form

Send the battery to us after filling out our online regeneration order form, which is quick and convenient. The form allows you to automatically generate a shipping label.

Our service address:
Lupo sp. z o.o.
ul. Strzeszyńska 30B
60-479 Poznań, Poland

Advantages of Our Regenerated Batteries

QUALITY GUARANTEE

Every Hilti SFB121 12V battery regeneration we perform concludes with the issuance of a warranty document. We are confident in our technological processes and the components we use, which is why we offer support for a period of 12 to 24 months. This provides security for your budget and a guarantee that the service was performed reliably by industry professionals.

HIGH-CURRENT CELLS

In the renewal process, we use only selected high-current cells, which means your Hilti battery regeneration results in maximum efficiency. These cells allow for a stable energy flow even during the heaviest tasks, such as drilling into concrete or driving large screws, while ensuring a significantly longer lifespan for the entire pack.

STRONG WELDS

The key to durability is the precision of the connections. We use professional high-power welders and pure nickel strips, which guarantee stable connections resistant to shocks and high temperatures. As a result, energy flows without loss, and the battery does not overheat, directly translating into the trouble-free operation of your Hilti tools for years to come.

DURABLE COMPONENTS

During every service, we check the condition of the internal safety systems. If the thermal protection or wiring in your Hilti 12V battery is faulty, we replace it. These systems protect the cells from damage during charging and discharging, which is crucial for maintaining high efficiency over hundreds of cycles. We invest in solutions that truly extend the battery's life.

REAL CAPACITY

We do not use cheap marketing gimmicks. The parameters we offer are 100% consistent with reality and confirmed by capacity tests. Thanks to brand-name cells, you get exactly the amount of energy you pay for, allowing you to plan your work without worrying about sudden equipment failure. Real capacity is the foundation of the trust on which we build our brand.

FULL COMPATIBILITY

By using the original housing, we maintain full mechanical and electrical compatibility. Your battery after regeneration will perfectly fit all tools from the Hilti 12V series and original factory chargers. Solid mountings and precisely selected contacts guarantee a level of comfort identical to a new, original product, ensuring your workflow remains uninterrupted.

Hilti

Data sheet

Battery voltage
12V
Cell type
NiCd / NiMh
Warranty
12 months

Specific References

UPC
1500
EAN13
5903940342115

1) The accurate working temperature
Batteries suffer very badly at extreme temperatures. If you want to extend the life of your battery, you should avoid overloading it too much. If your battery works for a very long time, that's why it is probably very hot. It is wise to pull it out of the device and wait 10-15 minutes until it cools down.

2) Battery overcharge
If you want your batteries to have a very long life, you should also avoid their deep discharge. If during daily work on the battery you see a fairly large decrease in the efficiency of the device powered by the battery, you should stop its work as soon as possible and connect the battery to the charger.

3) Battery rest
You must also remember that the discharged battery for proper operation needs about 5 minutes of "free charging" before connecting to ”normal” charging. During "free charging" our battery temperature will drop significantly which will obviously have a very beneficial effect during subsequent charging.

4) Appropriate storage of the battery
The life of batteries is also greatly influenced by their proper storage. If you are not going to use the battery in the near future, it is worth charging it for the level 60-70%. Charged battery should be put in a safe place with temperature above zero.

5) Battery formatting
If you have batteries based on popular NiCd cells, you should also remember that it is possible that the so-called "memory effect" may occur. Batteries with NiCd cells should be discharged at least once every three cycles, and then charged to 100% level. Through these actions you will keep the maximum capacity of the battery.

Brand: Sony
Mark: VTC4
Capacity: 2000mAh
Nominal voltage: 3,6V
Maximum discharge current: 30A
Warranty: 12 months

Photos:

Ogniwo Sony używane akumulatorach Ogniwo Sony używane akumulatorach Ogniwo Sony używane akumulatorach

Brand: Sony
Mark: VTC5
Capacity: 2600mAh
Nominal voltage: 3,6V
Maximum discharge current: 35A
Warranty: 24 months

Photos:

Ogniwo Sony używane akumulatorach Ogniwo Sony używane akumulatorach Ogniwo Sony używane akumulatorach

Brand: Sony
Mark: VTC6
Capacity: 3000mAh
Nominal voltage: 3,6V
Maximum discharge current: 25A
Warranty: 24 months

Photos:

Ogniwo Sony używane akumulatorach Ogniwo Sony używane akumulatorach Ogniwo Sony używane akumulatorach

Brand: Samsung
Mark: INR18650-15K
Capacity: 1500mAh
Nominal voltage: 3,6V
Maximum discharge current: 15A
Warranty: 12 months

Photos:

Ogniwo Samsung używane w akumulatorach Ogniwo Samsung używane w akumulatorach

Brand: Samsung
Mark: INR18650-15Q
Capacity: 1500mAh
Nominal voltage: 3,6V
Maximum discharge current: 18A
Warranty: 12 months

Photos:

Ogniwo Samsung używane w akumulatorach

Brand: Samsung
Mark: INR18650-20Q
Capacity: 2000mAh
Nominal voltage: 3,6V
Maximum discharge current: 15A
Warranty: 12 months

Photos:

Ogniwo Samsung używane w akumulatorach

Brand: Samsung
Mark: INR18650-30Q
Capacity: 3000mAh
Nominal voltage: 3,6V
Maximum discharge current: 15A
Warranty: 12 months

Photos:

Ogniwo Samsung używane w akumulatorach Ogniwo Samsung używane w akumulatorach Ogniwo Samsung używane w akumulatorach

Brand: Samsung
Mark: INR18650-25R
Capacity: 2500mAh
Nominal voltage: 3,6V
Maximum discharge current: 20A
Warranty: 12 months

Photos:

Ogniwo Samsung używane w akumulatorach Ogniwo Samsung używane w akumulatorach Ogniwo Samsung używane w akumulatorach

Brand: Lishen
Capacity: 1500mAh
Maximum discharge current: 30A
Warranty: 12 months

Photos:

Ogniwo Lishen używane w akumulatorach Ogniwo Lishen używane w akumulatorach Ogniwo Lishen używane w akumulatorach

Brand: Lishen
Capacity: 2000mAh
Maximum discharge current: 30A
Warranty: 12 months

Photos:

Ogniwo Lishen używane w akumulatorach Ogniwo Lishen używane w akumulatorach Ogniwo Lishen używane w akumulatorach

Brand: Lishen
Capacity: 3300mAh
Maximum discharge current: 30A
Warranty: 12 months

Photos:

Ogniwo Lishen używane w akumulatorach Ogniwo Lishen używane w akumulatorach Ogniwo Lishen używane w akumulatorach

Brand: Panasonic
Capacity: 1900mAh
Maximum discharge current: 30A
Warranty: 24 months

Photos:

Ogniwo Panasonic używane w akumulatorach Ogniwo Panasonic używane w akumulatorach Ogniwo Panasonic używane w akumulatorach

Brand: Panasonic
Capacity: 3000mAh
Maximum discharge current: 30A
Warranty: 24 months

Photos:

Ogniwo Panasonic używane w akumulatorach Ogniwo Panasonic używane w akumulatorach Ogniwo Panasonic używane w akumulatorach

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