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Safety

Battery Certifications: A Comprehensive Guide to Lithium-Ion Battery Pack Certificates

At CM Batteries, we believe safety isn’t just a feature—it’s the foundational principle of every custom battery pack we engineer. As a trusted manufacturer, we build compliance directly into our…

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AA vs AAA Batteries.
Engineering At CMB Knowledge Center

AA vs AAA Batteries: Differences in Size, Voltage, Capacity & Usage

Key Takeaways AA and AAA batteries are both standard 1.5V cylindrical cells, but they are not interchangeable. AA batteries measure 14.5 mm × 50.5 mm, hold roughly 1,800–3,000 mAh (alkaline),…

Humanoid robots applied in industrial workshops
Knowledge Center

A Panoramic View of Global Humanoid Robot Battery Suppliers

The global humanoid robot battery supplier landscape includes 50+ companies across three tiers — international leaders, domestic Chinese leaders, and domestic specialized experts. The key selection dimensions are energy density (260–500 Wh/kg),…

Electric Car Battery
Knowledge Center

Electric Car Battery Types Explained: Chemistry, Shape, and How to Choose

There are primarily use two chemistry for electric car battery types: LFP (lithium iron phosphate batteries) and NCM/NCA (ternary lithium ion batteries). LFP wins on safety, cycle life (3,000–5,000 cycles), and cost (~$80–90/kWh)….

The Evolution of Humanoid Robot Batteries
Knowledge Center

The Complete Guide to Humanoid Robot Battery Selection

Humanoid robots are rapidly moving beyond laboratory demonstrations and into real-world applications, including manufacturing facilities, outdoor inspection operations, home assistance services, and specialized industrial tasks. To replicate human-like movements such…

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Anode VS Cathode
Knowledge Center Engineering At CMB

Anode VS Cathode: What’s the Difference?

Anode and cathode are two critical components in a lithium-ion battery. The cathode is the electrode where reduction reactions occur, gaining electrons. Conversely, the anode is where oxidation reactions take place,…

Potting and Encapsulation for Lithium Battery Pack
Engineering At CMB

Potting and Encapsulation for Lithium Battery Pack

In custom battery pack design, potting and encapsulation are essential processes used to protect cells and internal electronic components from moisture, vibration, electrical insulation. These processes are applied to battery…

Stacked vs Winding Battery Technology
Engineering At CMB

Stacked vs Winding Battery Technology: Why High-Rate Devices Prefer Stacking?

As high-power applications such as drones, robotics, fast-charging systems, and industrial equipment demand higher discharge rates and thermal stability, traditional winding battery structures are facing performance limitations. Engineers often struggle…

Battery Enclosure Design for Custom Battery Pack
Engineering At CMB

Battery Enclosure Design for Custom Battery Pack

Battery enclosure design is a critical pillar of system engineering when manufacturing custom battery packs. Beyond simply shielding cells from physical damage, a well-engineered battery housing ensures long-term safety, reliability, and…

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Battery Connector Types for Lithium Battery Packs
Knowledge Center

Battery Connector Types for Lithium Battery Packs

When assembling a lithium battery pack, battery connectors play a key role in electrical performance, mechanical dependability, and system safety. The wrong connector choice can cause to voltage drop, overheating,…

What is a Tabless Battery
Engineering At CMB

What is a Tabless Battery?

In custom battery pack design, engineers face the challenge of balancing high energy density with space constraints, lightweight design, and thermal management. Tabless battery cells, known as full-tab battery cell,…

Battery Communication Protocols for Battery Management Systems
Engineering At CMB

Battery Communication Protocol Options for Custom Lithium Battery Packs

In a custom lithium battery pack, the communication protocol is defined by the BMS configuration and determines how the battery exchanges data with the outside system. Different protocol choices lead…