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The Power Behind Unforgettable Sound Experiences
Hanery is a leading B2B manufacturer of high-capacity, high-discharge, and custom-shaped polymer lithium-ion batteries for portable speakers and audio devices. We engineer robust power systems that deliver deep bass, extended playtime, and the reliability your brand’s sound deserves.
Safety
Low Self-Discharge
Long Lifespan
Lightweight
Your Expert Speaker Battery Manufacturer in China
In the competitive audio market, battery life and sound quality are paramount. Partner with a manufacturer that delivers the power to perform.
High Capacity for Extended Playtime
We use high-energy-density cells to maximize runtime, keeping the music playing for hours on end.
High-Discharge Rate for Peak Power
Our batteries are engineered to handle the high peak currents needed to drive powerful bass without distortion.
Custom Shapes & Multi-Cell Packs
We specialize in creating custom-shaped and multi-cell battery packs that fit unique and stylish speaker designs.
Intelligent & Safe BMS
Our packs feature smart BMS with accurate fuel gauging and multi-layered safety protections for consumer use.
Fast Charging Enabled
We design battery systems that are compatible with modern fast-charging standards like USB-C Power Delivery.
High-Volume Manufacturing
Our facilities are ready to scale production to meet the demands of global consumer electronics brands.

Custom Speaker Batteries as Your B2B Supplier
Hanery is your strategic partner for custom multi-cell polymer battery packs, meticulously engineered for the portable audio industry. We understand that a speaker’s battery must do more than just provide power; it must deliver high-fidelity sound by handling high current demands while also maximizing playtime. Our expertise lies in creating space-optimized, high-performance battery systems that become the reliable, powerful heart of your audio products.
Wholesale Speaker Battery Capabilities From Hanery

JBL Speaker Batteries

Bose Speaker Batteries

Sony Speaker Batteries

Soundcore Speaker Batteries
Need Deeper Bass and Longer Playtime in Your Design?
Our high-discharge battery technology delivers the power for superior audio without compromising runtime.
Customized Options for Your Speaker Batteries with a Leading Chinese Manufacturer
We engineer every aspect of the pack for an exceptional audio experience.
High-Discharge Rate (High-C) Cells
We select and design with cells capable of delivering the high peak currents required by modern amplifiers and drivers.
Multi-Cell Configuration
We design packs in various series (S) and parallel (P) configurations to meet your voltage and capacity targets.
Intelligent BMS with Fuel Gauge
We integrate smart BMS with accurate state-of-charge reporting and safety protections.
Custom Form Factors
We can design battery packs in cylindrical, rectangular, or completely custom shapes to fit your product's acoustics and ID.
Fast-Charging Integration
We engineer the system to be compatible with USB-C PD and other fast-charging standards.
Full OEM Integration
We provide custom enclosures, connectors, and branding for seamless integration into your manufacturing process.
Get Your Batteries in Bulk, Step-by-Step
In-Depth Consultation
We analyze your speaker's design, power requirements (peak/continuous), target playtime, and production roadmap.
System Design & DFM Proposal
We provide a comprehensive proposal with 3D models of the pack and Design for Manufacturing (DFM) feedback.
Prototyping & Audio Performance Testing
We produce functional prototypes for you to validate within your system for runtime and audio performance under load.
Certification & Mass Production Approval
We manage all global safety certifications (UL 2054, etc.) and receive your final approval for mass production.
High-Volume Automated Production
Your bulk order is manufactured with precision and consistency in our dedicated pack assembly facility.
Global Logistics & Compliant Shipping
We manage the complex logistics of shipping large battery packs to your global assembly partners.
FAQ for Speaker Batteries
A: We use specially designed high-discharge-rate (High-C) cells and pair them with a robust BMS that can handle high peak currents. This ensures the audio remains clean and powerful without voltage sag.
A: Absolutely. By working with your device’s power consumption data, we can engineer a battery pack with the required Watt-hour (Wh) capacity to meet or exceed your 24-hour runtime target.
A: Due to the custom nature of pack design and certifications, our MOQ for a new speaker battery typically starts at 20,000 to 50,000 units.
A: Yes, we design our battery packs and BMS to be fully compatible with USB-C Power Delivery and other fast-charging standards, allowing for rapid and safe charging.
A: Yes, creating custom-shaped and multi-cell packs to fit complex enclosures is one of our key strengths.
A: Our speaker batteries are typically designed to retain over 80% capacity after 500+ charge cycles, ensuring a long and reliable product life for the consumer.
A: Our packs include a comprehensive smart BMS that protects against over-charging, over-discharging, over-current, short-circuits, and high temperatures, ensuring they are safe for consumer use.
A: After the design is finalized, the lead time for the first batch of functional prototypes is generally 5-7 weeks.
A: We manage all necessary certifications for global sale, including IEC 62133, UL 2054 (for the pack), CE, and UN3.8.3 for transportation.
A: Please provide the available space (3D model is best), target capacity (mAh) or runtime, target voltage, and the continuous and peak discharge current (Amps) required by your speaker.