SM204 Lithium Ion Battery Packs (11.1V)

Sm-Energy®: Reliable Power for All Applications

Sm-Energy® is National Power’s line of “standard” rechargeable battery packs, providing field-tested solutions for a wide range of portable power needs. Our SMBus-compliant LiIon (lithium ion) battery packs are engineered for high performance use in several types of industries and applications.

Since 1981, National Power has devoted numerous resources to become an industry leader in rechargeable battery pack technologies. Our standard rechargeable SM204 battery packs assist in serving the power needs of our entire global OEM customer base.

For more information on our SM204 lithium ion battery pack assembly options, get in touch with our sales team or call us at 773-685-2662 and we’ll gladly answer your questions. National Power’s experienced team utilizes proven technology and innovative engineering solutions to design, assemble, and test rechargeable battery packs. We support high and low volume manufacturing for a diverse customer base that includes some of the most recognized companies in the world.

SM204 Lithium Ion Battery Pack Applications

Our SM 204 battery packs are built using the same engineering expertise and top-quality components that we put into our custom battery packs. As with all Sm-Energy® models, SM 204 rechargeable battery packs offer dependable power and reliable performance in all portable and mobile electronics applications, some of which include:

  • Communication Devices
  • Robotics
  • Test and Measurement Devices
  • Medical Equipment
  • Custom Electronics

Please see the engineering data sheet for more information.

SM204 Battery Advantages

With no NRE fees for pack design, Sm-Energy® battery packs present a highly effective and cost-efficient alternative to custom power solutions. SM204 batteries meet a variety of agency approvals and provide the following beneficial qualities:

  • Superior Quality & Craftsmanship
  • 40 Years in Business
  • Implemented Lean Manufacturing & Kaizen Strategies
  • ISO 9001 & 13485 Certified

SM204 Lithium Ion Battery Pack Product Characteristics

Rechargeable Chemistry



Approximate Weight


1.085 lbs (0.490 kg)





Nominal Voltage

Nominal Capacity

Nominal Energy





Charge Voltage

Charging Current

Termination Current

Charge Temperature




0° C to +40° C


Maximum Continuous Current

Discharge Termination

Discharge Temperature

10A @ 25° C


-20° C to +60° C


Temperature (1 month)

Temperature (3 month)

Temperature (12 month)

-20° C to +60° C

-20° C to +45° C

-20° C to +27° C


IEC 62133, 1st Edition




Custom SM204 Lithium Ion Battery Packs Manufactured in the USA

At National Power, we believe in supporting American jobs and manufacturing. That is why our SMBus-compliant lithium ion battery packs are manufactured in the USA. We provide our team with the tools and skills required to excel and remain at the cutting edge of our industry.

Order Rechargeable SM204 Lithium Ion Battery Pack Assemblies Today

To learn more about our custom lithium ion SM-energy battery pack solutions, get in touch with our sales team or request a direct pricing quote today. National Power is your trusted source for premium lithium ion battery pack assembly solutions.