[2 Pack] 50E 21700 5000mAh 15A Battery

The INR21700-50E is a cost-effective upgrade to the Samsung 50E - delivering the same 5000mAh high capacity with a more powerful 15A continuous discharge capability. Designed for demanding applications including power tools, e-bikes, scooters, vaping devices, flashlights, and portable power stations, it offers long-lasting performance and dependable power delivery.

Built with high-grade lithium-ion chemistry, this rechargeable cell provides improved cycle life, stable voltage output, and safe operation under heavy load. Ideal for DIY battery pack builders who require high-capacity, high-drain performance at a better price point.

Specifications

• Model: INR21700-50E

• Size: 21700 (21 x 70 mm)

• Top: Flat Top

• Nominal Capacity: 5000mAh

• Continuous Discharge: 15A

• Pulse Discharge: 20A

• Nominal Voltage: 3.6V

• Max Voltage: 4.2V

• Cut-off Voltage: 2.5V

• Approx Weight: 69g

• Protection: Unprotected cell

High-capacity 21700 Li-ion battery (5000mAh, 15A) replacing Samsung 50E. Best for power tools and e-mobility applications needing reliable runtime and strong discharge capability.

Order before 2pm and we promise to dispatch on Same Day !

SYD, MEL, BRI, ADL orders are delivered within 1-2 days. Others within 2-5 days.

Warranty 
Our goods come with guarantees and 12 months Australian Warranty. 

• Covers any defects in materials used to manufacture your product

• Covers any defects in workmanship under normal use

• Covers any broken components under normal use

   

Change of Mind Returns  
We have a 14-days return policy, which means you have 14 days after receiving your item to request a return. For change of mind returns, your item must be in the same condition as you received it, unworn or unused,  with tags, and in its original packaging.  

How to Return? 
To start a return, please contact us via email. If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package.