CSB HR1234WF2 12V 9Ah VRLA AGM Battery with F2 Terminals

When mains power fails, critical systems like UPS units, emergency lighting, and security panels need an immediate, dependable backup. The CSB HR1234WF2 is a sealed lead-acid battery engineered to deliver exactly that—stable 12V power with a 9Ah capacity, ready to bridge the gap without maintenance or fuss.

Who is it for

This battery is built for installers, facility managers, and system integrators who require a reliable, long-life power source for standby applications. It suits standard commercial UPS systems, emergency exit signs, alarm panels, and other security equipment where space is limited but performance cannot be compromised.

Main features

• Valve-regulated lead-acid (VRLA) construction with absorbed glass mat (AGM) technology—spill-proof and maintenance-free.
• Nominal 12V output and 9Ah capacity (20-hour rate) for consistent backup runtime.
• F2 (Faston Tab 250) terminals for quick, secure connections.
• Low self-discharge rate of less than 3% per month, allowing extended storage without frequent recharging.
• Wide operating temperature range from -15°C to 50°C for discharge, suitable for diverse environments.
• High maximum discharge current of 130A (5 seconds) to handle momentary surges.
• Durable ABS container (UL94-HB) with UL and CE certifications for safety and compliance.

Specifications

• Battery technology: VRLA / AGM
• Nominal voltage: 12V
• Nominal capacity: 9Ah (20HR)
• Terminal type: F2 (Faston Tab 250)
• Design life: 3-5 years (standard commercial)
• Internal resistance: approx. 19 mΩ
• Max. discharge current (5 sec): 130A
• Max. charging current: 2.7A
• Float charging voltage: 13.5V ~ 13.8V @ 25°C
• Cycle charging voltage: 14.4V ~ 15.0V @ 25°C
• Operating temperature range (discharge): -15°C to 50°C
• Self-discharge rate: less than 3% per month
• Container material: ABS (UL94-HB)
• Certifications: UL, CE
• Typical applications: UPS, emergency lighting, security systems

Tips

Store in a cool, dry place and recharge every 6 months if not in use to maximize service life. Always verify terminal orientation before installation.