
6252125 3.2V 3200mAh LiFePO4 Battery
Electrical Specifications
| Attribute | Parameter |
|---|---|
| Product Number | 37DZ076-02 |
| Cell Model | 6252125/3.2V/3200mAh |
| Battery Configuration | 6252125-1S1P |
| Nominal Voltage | 3.2V |
| Nominal Capacity | 3200mAh |
| Rated Energy | 10.24Wh |
| Charging Voltage | 3.65V |
| Discharge Cut-off Voltage | 2.0V |
| Standard Charging Current | ≤2.5A |
| Standard Discharge Current | 3A |
| Internal Resistance | ≤110mΩ |
Mechanical & Environmental
| Attribute | Parameter |
|---|---|
| Charging Temperature | 0~45℃ |
| Discharge Temperature | -20~60℃ |
| Storage Temperature | -20~45℃ |
| Dimensions | 6.5 × 54 × 132 mm |
| Weight | 78g |
| Output Type | Wire terminal output |
| Battery Case | Polymer cell with terminal wire |
Application Background
This battery solution is designed for access control backup power systems, widely used in building access control, smart security, and emergency power supply scenarios.
Access control systems require 24/7 standby operation and rapid power switching during outages, demanding high stability, strong pulse discharge capability, and compact structural adaptability.
Project Challenges
Access control systems require continuous 7×24-hour standby operation
Instant 3–12A pulse discharge is required for emergency power switching
Limited installation space requires a slim and compact design
Long-term cycling requires high durability and stability
Customized Battery Solution
Polymer pouch structure: flexible design with terminal wire output for compact installation
High-rate discharge capability: supports high pulse current for reliable power switching
Wide temperature performance: stable operation from -20℃ to 60℃
Multi-protection system: overcharge, overdischarge, overcurrent, and short-circuit protection
Application Results
Ensures stable backup power for access control systems
Improves outage switching reliability by approximately 20%+
Slim structure enhances integration flexibility
Stable cycle performance extends backup battery service life
We support flexible customization based on your project requirements, including:
- Voltage range: 3.2V – 72V
- Capacity range: 100mAh – 100Ah
- Electrical performance design: Charge/discharge parameters, C-rate, internal resistance, temperature performance
- Mechanical design: Appearance, dimensions, housing material, and integrated structural engineering
- BMS design: Battery protection, cell balancing, and communication protocols (SMBus / I2C / UART)











