Lead Acid Battery CSB HR1221W 12V 5Ah VRLA AGM F2 Terminal

The CSB HR1221W is a reliable 12V 5Ah VRLA AGM lead-acid battery equipped with F2 terminals, designed to deliver dependable backup power and stable energy storage. Featuring advanced AGM technology, this maintenance-free battery ensures safe operation in various stationary applications, providing consistent performance when power stability is essential.

Advantages

This battery is designed with Valve Regulated Lead Acid technology, which prevents electrolyte leakage and allows the unit to be mounted in various orientations except inverted. Its maintenance-free design eliminates the need for water replenishment throughout its operational lifespan. The robust construction and low self-discharge rate ensure high reliability during extended periods of standby operation, while the F2 terminals facilitate secure and straightforward electrical connections.

Suitable for

• Uninterruptible power supply (UPS) systems
• Emergency lighting systems
• Security and alarm systems
• Telecommunications backup power
• Industrial electronics and energy storage devices

When it may not be suitable

This battery is not designed for frequent deep-cycle applications, such as electric vehicle propulsion or continuous cyclic use in solar power systems. Using it outside of standby and light backup roles may significantly reduce its operational lifespan.

Key specifications

• Nominal voltage: 12V
• Capacity: 5Ah at 20-hour rate
• Power output: 21W per cell at 15-minute rate
• Technology: VRLA AGM
• Terminal type: F2
• Maintenance-free operation

How to use

Install the battery in a clean, dry, and well-ventilated environment, avoiding direct sunlight and heat sources. Ensure proper polarity alignment when connecting the F2 terminals to the equipment. Charge the battery using a compatible constant voltage charger designed for AGM lead-acid batteries, and avoid complete discharges to maximize service life.

What to consider before purchase

• Verify the physical dimensions and terminal type compatibility with your equipment
• Confirm the required voltage and capacity match your power requirements
• Ensure the application involves standby or backup use rather than heavy cycling

Usage recommendations: For optimal performance and longevity, store the battery in a fully charged state if not in use, and recharge it periodically during extended storage. Operating the battery within recommended temperature ranges will help maintain its rated capacity and extend its overall service life.