Polymer Cells (聚合物电芯)
Lightweight, flexible lithium polymer batteries engineered for next-generation wearables, IoT devices, and flexible electronics. JHY's polymer cells combine exceptional energy density with customizable form factors to meet the most demanding application requirements.
Why Polymer Cells?
Polymer lithium batteries represent the frontier of lightweight energy storage technology. Unlike traditional cylindrical cells, polymer cells offer unparalleled flexibility in form factor design, enabling engineers to create thinner, lighter, and more innovative products.
JHY's polymer cells are engineered with advanced lithium polymer chemistry, delivering superior energy density (150-180 Wh/kg) while maintaining exceptional safety and reliability. Our proprietary manufacturing process ensures consistent quality and performance across all production batches.
- Ultra-thin profile (0.5mm - 3mm)
- Flexible and curved form factors
- High energy density (150-180 Wh/kg)
- Superior cycle life (1000+ cycles)
- Built-in safety protection circuits
- Custom capacity and voltage options
Innovation at Scale
From prototype to mass production, JHY supports your innovation journey with flexible manufacturing and technical expertise.
Our Polymer Cell Lineup
Polymer 3.7V 500mAh
500mAhCompact polymer cell ideal for small wearables and IoT devices. Ultra-thin profile enables integration into smartwatches, fitness trackers, and hearing aids.
Voltage
3.7V
Energy Density
165 Wh/kg
Cycle Life
1000+ cycles
Applications
Polymer 3.7V 1000mAh
1000mAhMid-range polymer cell for portable electronics and wearable devices. Excellent balance of capacity and form factor flexibility.
Voltage
3.7V
Energy Density
170 Wh/kg
Cycle Life
1200+ cycles
Applications
Polymer 3.7V 2000mAh
2000mAhHigh-capacity polymer cell for extended runtime applications. Perfect for power banks, portable medical devices, and flexible displays.
Voltage
3.7V
Energy Density
175 Wh/kg
Cycle Life
1500+ cycles
Applications
Polymer 7.4V 1000mAh
1000mAhDual-cell polymer configuration for higher voltage applications. Ideal for drones, portable tools, and advanced wearables.
Voltage
7.4V (2S)
Energy Density
168 Wh/kg
Cycle Life
1000+ cycles
Applications
Technical Specifications
| Parameter | Specification | Unit |
| Nominal Voltage | 3.7 / 7.4 | V |
| Energy Density | 150-180 | Wh/kg |
| Discharge Rate | 1-150C | C |
| Cycle Life | 3000+ | cycles |
| Operating Temperature | -45 to 80 | °C |
| Storage Temperature | -20 to 45 | °C |
| Thickness | 0.5-3.0 | mm |
| Defect Rate | 0.03% | - |
| Self-Discharge | <2% annual | - |
| Safety Certification | UL, CE, IEC, KC, FCC, UN38.3 | - |
Key Applications
Wearable Technology
Smartwatches, fitness trackers, and health monitoring devices benefit from polymer cells' ultra-thin profile and flexible form factors.
IoT & Connected Devices
Wireless sensors, smart home devices, and connected equipment require lightweight, long-lasting power solutions.
Medical Devices
Hearing aids, implantable devices, and portable medical equipment demand reliable, miniaturized power sources.
Consumer Electronics
Wireless earbuds, portable speakers, and personal electronics leverage polymer cells' superior energy density.
Explore Other Battery Cell Types
Battery Cells
Cylindrical Cells
Standard cylindrical form factor for various applications