Samsung INR21700-50E 3.6V 4900mAh 8A Cell
Características
| Recommended for | Standard discharge, high capacity |
|---|---|
| Size | 21700 (21mm x 70mm) |
| Seguridad | Peligroso |
Samsung INR18650-50E lithium-ion cell with a capacity of 4900mAh and nominal voltage of 3.6V. Ideal for consumer electronics and renewable energy systems. With a long lifespan and capable of withstanding high charge and discharge currents.
Price:
€3.90
Tax included
Qty:
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Door-to-Door Service Included
We renew your current battery so that it performs like new. We take care of everything:
- 1. Pickup:We'll pick up your old battery.
- 2. Renovation:We changed all the internal cells.
- 3. Delivery: We'll return it to you ready to use.
Round-trip shipping is already included in the price*!
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You are starting the Repair Process
This import covers the initial diagnosis and complete logistics (collection and delivery).
- We will analyze your battery and send you a final, fixed-price quote for the repair.
- If you accept,this amount will be deducted from the total.
- If you do not If you accept, or if the damage is irreparable, this matter is covered by our service.
No surprises, maximum transparency!
⚠️ Debes leer y aceptar las condiciones del servicio antes de continuar
⚠️
Hazardous product
I confirm that the purchased lithium cells do not include a protection circuit (PCM/BMS), that improper handling (overcharging, short-circuiting, crushing, or use outside specifications) may result in fire or explosion, and that I assume responsibility for handling, transporting, and storing them in accordance with proper safety practices.
⚠️ Debes leer y aceptar las condiciones del servicio antes de continuar
Not sure which option to choose?
Start with our Professional Diagnosis.
A technician will analyze your battery and give you a clear report so you can decide risk-free. If you go ahead with the repair, the diagnosis cost is FREE*.
A technician will analyze your battery and give you a clear report so you can decide risk-free. If you go ahead with the repair, the diagnosis cost is FREE*.
See How It Works
If you're looking for a high-capacity and efficient energy storage solution, the Samsung INR18650-50E lithium-ion cell is an excellent choice. With a capacity of 4900mAh and a nominal voltage of 3.6V, this cell is capable of providing constant and reliable power for a wide range of applications, from consumer electronics to personal mobility electric systems. Additionally, it has a long lifespan more than 500 cycle with low lost of performance.
Download Documents
What does each option include?
New Battery:
A high-quality compatible battery, ready to use and backed by a 2-year warranty. Perfect if you need an immediate replacement.
Refurbishment Service:
The smartest and most sustainable option. We reuse your original casing and build a completely new NiMH cell pack inside, matching the factory capacity. The perfect solution to restore original performance at a lower cost.
Repair Service:
If your battery has stopped working properly or has a specific issue, this is the most affordable option. Our technicians inspect it and fix the faulty component or connection (BMS, wiring, an unbalanced cell) to get the unit running again without a full component replacement.
Customer Reviews
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Repowering Your Battery Is This Easy
We've designed a door-to-door process so you can enjoy a smooth, transparent and secure experience. We take care of everything.
Choose the service you need on our website and place your order — 100% secure checkout. Not sure? We'll advise you before you buy.
We send you a prepaid shipping label and arrange pickup at your door — at no cost and at a time that works for you.*

Step 3
Expert Repair by Certified Technicians
At our workshop, specialized technicians perform the service using top-quality components and run verification tests before delivery.
Delivery & Warranty
Your repowered battery arrives at your door — ready to use and backed by a warranty on all work performed.













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