Samsung 50S 21700 5000mAh 25A Rechargeable Battery

5.00 out of 5
(2 customer reviews)

$15.99 ea

  • Model: INR21700-50S (50S)
  • Size: 21700
  • Style: Flat Top
  • Nominal Capacity: 5000mAh
  • Continuous Discharge Rating: 25A
  • Nominal Voltage: 3.6v

In Stock at Cell Supply

Ships from our Tauranga warehouse

Bulk Discount Pricing

Quantity Price
1 -9 $15.99
10 -49 $14.39
50 -99 $13.59
100 -299 $12.79
300 + $11.19


Samsung 50S 21700 5000mAh 25A Rechargeable Battery – Β INR21700-50S (50S)

Experience Unmatched Power and Reliability with the Samsung 50S 21700 Battery, with a significant improvement on output over its 50E cousin the 50S delivers a real punch. With outputs of up to 45A when used with a high temp cut out, these cells really take your battery packs to the next level!Β  So when you want a very high output battery pack the samsung 50S is the cell for you!

Looking for a high-performance battery to supercharge your electronic devices? Look no further than the Samsung 21700 50S Designed with cutting-edge technology, this lithium-ion battery offers exceptional power and longevity, making it the perfect choice for tech enthusiasts and gadget lovers alike.

Unleash the Power of the Samsung 21700 50S: With an impressive 5000mAh capacity, the Samsung 21700 50S delivers long-lasting energy for all your devices. From smartphones and laptops to drones and more, this battery ensures uninterrupted usage, eliminating the need for frequent recharging. Stay connected, capture memories, and tackle your tasks with confidence, knowing that the Samsung 21700 50S has your back.

Efficiency and Safety at its Core: Equipped with advanced lithium-ion technology, this battery maximizes energy transfer, ensuring efficient power distribution and minimizing power loss. Say goodbye to sluggish performance and enjoy optimal device functionality. Plus, with built-in safety features like overcharge protection and thermal control, you can use your devices worry-free, knowing that the Samsung 50S has your safety in mind.

Versatile Compatibility for All Your Devices: The Samsung 50S is designed to be versatile, making it compatible with a wide range of devices. Whether you’re powering up your portable gaming console or energizing your electric bicycle, this battery is up to the task. No matter the device, you can expect the same level of reliability and high-performance across the board.

Durability That Lasts: Samsung’s commitment to quality shines through in the 21700 50S battery. Engineered to withstand heavy usage and frequent charging cycles, this battery is built to last. Count on its durability to keep your devices powered up for years to come, without compromising performance or reliability.

Environmental Responsibility Matters: Choosing the Samsung INR21700 50S battery not only elevates your device’s performance but also contributes to a greener future. Crafted with eco-friendly materials and manufactured using sustainable practices, this battery aligns with Samsung’s commitment to environmental responsibility. Make a positive impact while enjoying unparalleled power.

Upgrade Your Devices Today: Experience the perfect synergy of power, reliability, and efficiency with the Samsung 21700 50S battery. Stay ahead of the game, capture memorable moments, and explore without limits. Take your devices to new heights by ordering the Samsung 21700 50S now and unlock a world of possibilities.

Samsung 50s datasheet

Specifications : Samsung 50S 21700 5000mAh 25A battery

  • Model: INR21700-50S (50S)
  • Size: 21700
  • Style: Flat Top
  • Nominal Capacity: 5000mAh
  • Continuous Discharge Rating: 25A (without BMS cut off) 45A with 80c cutoff
  • Nominal Voltage: 3.6v
  • Protected: No
  • Rechargeable: Yes
  • Approximate Dimensions: 20.25mm x 70.8mm
  • Approximate Weight: 70g
  • 50S Samsung mooch review

IMPORTANT : This cell is unprotected and intended for use in protected battery packs only and NOT individually or as a standalone product. In order to operate safely it must have additional protection in the form of a PCB (protection circuit board) or BMS (battery management system), which is not included.

Confused about sizes? Checkout our buying guide here.

Samsung SDI Logo

Additional information

Weight 0.065 kg

Battery Style

Nominal Voltage



Discharge Rating

Battery Size

Battery Chemistry


Battery Capacity


2 reviews for Samsung 50S 21700 5000mAh 25A Rechargeable Battery

  1. 5 out of 5

    Craig Watson

    Finally, a 5000mAh cell with a 25A discharge! Initial testing shows these as something else, can wait to finish my build with them. Excellent technical support!

  2. 5 out of 5

    mps (verified owner)

    Under 80-90w users should consider this battery, can’t beat the 5000mAh. Service was excellent on here.

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Best Value

The current lithium-ion market is becoming increasingly scarce, as demand outpaces supply. Demand for lithium-ion batteries has soared due to the popularity of electric vehicles. No matter what, we will never compromise on the quality of our batteries.

Genuine Authentic Cells

With so many websites, wholesalers, and auction sites selling fake or outdated cells, knowing what you're purchasing could be tricky unless you're an expert. Only grade A, sorted, authentic cells with recent manufacture dates are supplied.

Fast Delivery

We understand how important it is for you to receive your products quickly, and we aim to meet your expectations! Our Tauranga warehouse ships orders each day. All in-stock orders submitted before 6 p.m. will be processed the same day.