2V 500Ah Lead-Acid Battery for Solar/UPS/Telecom
This 2V 500Ah lead-acid battery is designed for long cycle life and maintenance-free operation. It is suitable for use in solar power systems, UPS power supplies, and telecom power systems.




Technical Specifications
Product Overview
High-Capacity 2V 500Ah Energy Storage
This maintenance-free lead-acid battery is engineered for high-demand applications including solar energy storage, UPS backup, and telecommunications systems. Utilizing advanced Absorbent Glass Mat (AGM) technology, it achieves 99% gas recombination efficiency, eliminating the need for electrolyte checks or water addition. Designed for a long cycle life, it features a corrosion-resistant Pb-Ca multi-alloy grid and high-purity raw materials to ensure low self-discharge and reliable performance in diverse environments.

Technical Specifications
Core Performance Metrics
Charging Parameters (at 25°C)
| Usage Type | Voltage Range | Recommended |
|---|---|---|
| Standby Use | 2.23V - 2.27V | 2.25V |
| Cycle Use | 2.40V - 2.50V | 2.40V |
Key Features
Main Characteristics
- Maintenance-free operation with AGM technology
- High gas recombination efficiency (up to 99%)
- Long service and cycle life via Pb-Ca multi-alloy grid
- Low self-discharge using high-purity materials
- Strong high and low temperature performance
- Non-polluting and environmental design

Applications
- Industry Applications
- Solar EnergyWind Power StorageUPS/EPS SystemsTelecommunicationsAuto Control SystemsGeneral Purpose Backup
Safety & Compliance
Safety Precautions
- Do not charge in a sealed container
- Do not short-circuit battery terminals
- Do not incinerate
- Keep out of reach of children
- Flush with water immediately if electrolyte contacts skin



