CSB HR1221WF2 Lead-Acid Battery, 12V, 21W 15min/Cell

The CSB HR1221WF2 Lead-Acid Battery is engineered for high-efficiency discharge applications, featuring a 12V voltage and 21W capacity at a 15-minute rate. With a compact design and lightweight construction, this battery ensures high discharge efficiency. It can be used for up to 5 years in standby service. The battery is designed to operate within a broad temperature range, from -15°C to +50°C for discharge and -15°C to +40°C for charge and storage. It includes an ABS container with optional flammability resistance, and it supports various terminals for flexible connection options. The HR1221WF2 is suitable for applications requiring reliable, efficient power in demanding conditions.

Key Features:

• 12V voltage with 21W capacity at 15-minute rate
• High discharge efficiency and lightweight
• Up to 5 years in standby service
• Broad operating temperature range
• Maintenance-free with low self-discharge

Design Features:

• Internal resistance of approximately 23.0mΩ
• Float charging voltage: 13.5 to 13.8 VDC/unit at 25°C (77°F)
• Recommended maximum charging current limit: 2.1A
• Equalization and cycle service: 14.4 to 15.0 VDC/unit at 25°C (77°F)
• ABS container material, with optional flammability resistance

Outbound Links:

• CSB Official Website

Internal Links:

• More Lead-Acid Batteries