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7.2V 2200mAh ER14505-2S Lithium Primary Battery Pack
VCELL POWER – China manufacturer of 7.2V 2200mAh ER14505-2S Lithium Primary Battery Pack. Built with two high-performance ER14505M Li-SOCl2 cells in series, this battery pack delivers stable 7.2V output, ultra-low self-discharge below 1% per year, and over 10 years of service life.
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Product Description
Vcell Power 7.2V 2200mAh ER14505-2S Lithium Primary Battery Pack manufacturer for smart metering, IoT communication, and remote monitoring systems. The 7.2V 2200mAh ER14505-2S Lithium Primary Battery Pack integrates stable 7.2V output, ultra-low self-discharge, and reliable pack engineering for industrial devices requiring long-term maintenance-free power.
Technical Specifications and Electrical Performance
Product Parameter
| Battery Type | Lithium Thionyl Chloride Battery |
| Brand | VCELL/OEM |
| Model | ER14505M-2S |
| Nominal Voltage | 7.2V |
| Nominal Capacity | 2200mAh |
| Discharge Cut-Off Voltage | 4.0V |
| Maximum Continuous Discharge Current | 400mA |
| Peak Discharge Current | 1000mA |
| Work Temperature | -60℃~+85℃ |
| Size | 14.5*30*50.5mm Max |
| Weight | Approx 42g |
| Self-discharge rate | <1 % /Year |
| Life Time | ＞ 10 Years |
Electrical Advantages
|
Feature |
Benefit to Equipment |
|
Stable 7.2V platform |
Improves device operating stability |
|
2200mAh capacity |
Supports long-term field deployment |
|
Low self-discharge |
Reduces replacement frequency |
|
High pulse capability |
Suitable for wireless transmission |
|
Wide temperature tolerance |
Reliable in harsh environments |
Built for High-Voltage Industrial Applications
The 7.2V 2200mAh ER14505-2S Lithium Primary Battery Pack is assembled with two ER14505M lithium thionyl chloride cells connected in series. Compared with standard single-cell lithium batteries, this design provides a more stable high-voltage platform for industrial electronics and wireless communication modules.
Industrial buyers choose this battery pack because it supports:
Typical application scenarios:
Advanced Production Process and Quality Control
VCELL POWER applies a complete automated manufacturing process to ensure the stability, safety, and long service life of the 7.2V 2200mAh ER14505-2S Lithium Primary Battery Pack. From raw material preparation to finished battery pack inspection, every production stage is strictly controlled to maintain consistent voltage output and low self-discharge performance.
Core Manufacturing Process
- Material Mixing – Vacuum mixing technology improves material consistency and battery stability.
- Coating & Pressing – Precision coating and rolling equipment optimize electrode density and discharge performance.
- Sheet Cutting & Rolling – Automated slitting systems ensure accurate electrode dimensions and internal structure stability.
- Electrolyte Injection & Sealing – Controlled injection and sealing processes reduce leakage risk and improve long-term storage reliability.
- Formation & Cell Aging – Batteries undergo activation and aging tests to stabilize electrochemical performance.
- OCV Testing & Cell Sorting – Automated systems inspect voltage, capacity, and internal resistance consistency.
- Spot Welding & Pack Assembly – Industrial-grade welding ensures stable series connection and reliable conductivity.
- Pack Aging & Final Inspection – Finished battery packs are tested for voltage output, pulse discharge, and appearance quality before shipment.
Manufacturing Advantages
Why Partners with VCELL POWER?
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