AUK 422629 422629S 3.85V 470mAh 3.7V 4.2V Lipo Battery Lithium Polymer Battery

Beyond the Standard: Why the 422629 3.85V High-Voltage Polymer Battery is Reshaping Portable Power
In the world of portable electronics, the battery is often the unsung hero—or the unfortunate bottleneck. We’ve all experienced the frustration of a device that runs out of steam mid-use or a sleek design compromised by a bulky power source.

The 422629 3.85V 470mAh high-voltage polymer battery is a direct response to these challenges, representing a leap forward in energy density and design flexibility.

The “High-Voltage” Advantage: More Than Just a Number
What sets this battery apart is its nominal voltage of 3.85V, significantly higher than the standard 3.7V lithium-polymer cells commonly found in the market.

This difference may seem subtle, but it has a profound impact on performance. In simple terms, higher voltage translates to higher energy density . This means manufacturers can achieve longer runtimes without increasing the physical size of the battery . For a device with a 470mAh capacity at this voltage, the energy output is notably greater than a standard 470mAh cell, making it an excellent choice for products where every milliwatt-hour counts.

Where Does This Battery Belong? From Gadgets to Industry
The 422629’s form factor (4.2mm thickness, 26mm width, 29mm length) makes it exceptionally versatile. These are not just standard consumer batteries; they are the silent engines behind some of the most innovative technology today.

Premium Wearables and Smart Devices
This battery is the perfect fit for smartwatches, fitness trackers, and AR/VR glasses. These devices require batteries that can be contoured to the product’s shape without compromising on power. The "429" in the model name often hints at a pouch cell design that allows for this kind of custom integration .

High-Fidelity Audio
Premium portable audio equipment, such as high-resolution music players and DAC/AMP combos, often rely on batteries like the 422629 to provide the clean, stable power required for high-fidelity sound . Its ability to deliver consistent voltage ensures the audio remains pristine, free from the noise that can plague lesser power sources.

Professional Equipment
From Bluetooth optical probes used in utility metering to medical monitoring devices, the reliability of a 470mAh high-voltage cell is invaluable. It provides enough juice for extended work shifts (some devices report up to 14 hours of operation with this capacity) while maintaining a compact footprint .

AUKPOWER: Customization is Our Standard
At AUKPOWER, we understand that a “standard” battery rarely fits a truly unique product. While the 422629 offers a perfect starting point, the real magic lies in what we can do to make it your battery.

We offer end-to-end OEM and ODM services, allowing you to go beyond selecting a model number:

Custom Shapes and Sizes: We can adjust the thickness, width, and length to perfectly fit your device’s internal architecture. Whether you need an ultra-thin 3.2mm profile or a specific curved shape, our engineering team can deliver .

Tailored Performance: Need a specific discharge rate for a high-torque motor or a slow, steady drain for a sensor? We can customize the battery’s chemistry and protection circuitry to your exact load requirements .

Integrated Safety & Compliance: We design with safety in mind, integrating Protection Circuit Modules (PCM) and ensuring our batteries meet international standards like UN38.3, CE, and UL. We handle the compliance so you can focus on innovation .

The Future of Power is Flexible
The 422629 3.85V 470mAh battery is more than just a component; it’s a building block for the next generation of smarter, more portable devices. By choosing a high-voltage polymer cell and a partner like AUKPOWER, you’re not just buying a battery—you’re investing in a competitive advantage.

Ready to power your innovation?

Contact AUKPOWER today to discuss how we can customize the 422629 or design a completely new solution for your project.