SM-Energy SM201-6 Battery 11.1v 4.2Ah 47Wh Li-Ion
This SM-Energy SM201-6 battery from National Power Corporation is 11.1v rechargeable Li-Ion (lithium ion). SM201-6 batteries are designed to work in a variety of applications including laptops and medical equipment. Note the SM201-6 is new and improved with a higher capacity 4200mAh 56Wh and the part number has been revised to SM201-5.0-35
| Brand: | SM-Energy | National Power Corp |
| OEM Part: | SM201-5.0-35 | SM201-6 | SM201-4.2 | DR201 | NI2040 |
| Nominal Voltage: | 11.1v |
| Nominal Capacity: | 4200mAh 56Wh |
| Chemistry: | Rechargeable Li-Ion |
| Weight (g): | 325 |
| Dimensions (In.): | 8.47 x 2.086 x .762 |
| Notes: | Smart Battery 1.1 Compliant |
Learn more about the Unipower Quality Guarantee
Reviews
We're currently collecting product reviews for this item. In the meantime, here are some reviews from our past customers sharing their overall shopping experience.
4.7
Out of 5.0

Overall Rating
96%
of customers that buyfrom this merchant give
them a 4 or 5-Star rating.
August 23, 2026 by Terry N. (MS, US)
“I would very much prefer using PayPal than to expose the credit card to scammers”
August 23, 2026 by Daniel G. (MD, US)
“Easy process”
August 23, 2026 by David H. (WA, US)
“Easy & had what I wanted”

